Iowa State University Herbarium
Citation
Lewis D, Simpson A (2022). Iowa State University Herbarium. United States Geological Survey. Occurrence dataset https://doi.org/10.15468/nxs7hw accessed via GBIF.org on 2025-06-13.Description
The Ada Hayden (Iowa State University) Herbarium has the largest collection of Iowa plants and fungi, containing over 600,000 specimens of vascular plants, bryophytes, fungi, and lichens. This dataset describes 24,775 specimens from the Plantae collection. For the Fungi collection, please see iDigBio (https://www.idigbio.org/portal/recordsets/4b92de1f-866d-4b82-af69-37d46753f289).Additional info
Georeferenced coordinates that are provided are calculated centroids that were added during data processing by USGS BISON based on provided county names, and mentioned in georeferenceRemarks. County FIPS codes were derived during data cleaning and appear in the higherGeographyID field.Taxonomic Coverages
541 plant names at the Genus level and below (mostly species).
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Agrostis hiemalis
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Schedonnardus paniculatus
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Echinochloa muricata
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Echinochloa crusgalli
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Sagittaria calycina
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Schoenoplectus fluviatilis
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Schedonorus phoenix
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Festuca ovina
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Bouteloua gracilis
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Hierochloe odorata
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Triphora trianthophora
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Zigadenus elegans
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Carex brachyglossa
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Agrostis stolonifera
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Belamcanda chinensis
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Allium burdickii
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Eleocharis olivacea
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Andropogon hallii
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Elymus riparius
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Elymus submuticus
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Buchloe dactyloides
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Carex albicans var. albicans
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Carex vulpinoidea
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Carexrank: genus
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Scolochloa festucacea
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Typha X glauca
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Carex grisea
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Carex atherodes X trichocarpa
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Platanthera clavellata
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Panicum oligosanthes
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Carex eleocharis
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Schoenoplectus maritimus
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Pennisetum petiolare
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Sparganium eurycarpum
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Hesperostipa spartea
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Spartina pectinata
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Carex meadii
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Elymus virginicus
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Eragrostis cilianensis
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Carex hirsutella
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Carex sprengelii
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Scirpus pendulus
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Alisma subcordatum
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Lemna trisulca
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Carex pensylvanica
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Trillium cernuum
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Elymus hystrix
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Agrostis perennans
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Carex eburnea
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Muhlenbergia schreberi
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Leersia virginica
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Scirpus atrovirens
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Potamogeton zosteriformis
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Hordeum pusillum
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Cinna arundinacea
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Cyperus odoratus
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Cyperus squarrosus
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Liparis loeselii
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Andropogon gerardii
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Tradescantia bracteata
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Lemna minor
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Cyperus lupulinus
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Poa sylvestris
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Juncus dudleyi
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Arisaema dracontium
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Smilax ecirrhata
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Hypoxis hirsuta
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Smilax illinoensis
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Smilax tamnoides
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Dichanthelium leibergii
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Cyperus diandrus
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Panicum capillare
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Schoenoplectus acutus
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Cenchrus longispinus
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Carex bicknellii
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Maianthemum stellatum
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Smilax lasioneura
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Aristida purpurea
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Dichanthelium wilcoxianum
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Dichanthelium oligosanthes
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Sporobolus compositus
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Festuca subverticillata
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Calamovilfa longifolia
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Eragrostis pectinacea
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Aristida oligantha
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Juncus torreyi
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Muhlenbergia asperifolia
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Platanthera praeclara
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Vulpia octoflora
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Glyceria striata
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Elymus villosus
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Sporobolus heterolepis
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Carex rosea
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Diarrhena obovata
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Carex oligocarpa
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Carex hystericina
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Maianthemum racemosum
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Elymus trachycaulus
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Eleocharis erythropoda
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Eragrostis hypnoides
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Spirodela polyrrhiza
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Leersia oryzoides
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Eleocharis compressa
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Sisyrinchium campestre
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Carex laeviconica
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Eragrostis spectabilis
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Carex inops
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Heteranthera dubia
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Sphenopholis intermedia
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Calamagrostis canadensis
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Carex praegracilis
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Glyceria grandis
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Bromus japonicus
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Sorghastrum nutans
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Carex atherodes
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Scirpus pallidus
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Eleocharis acicularis
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Muhlenbergia racemosa
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Bouteloua hirsuta
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Echinodorus berteroi
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Cyperus strigosus
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Carex hitchcockiana
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Carex emoryi
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Cyperus schweinitzii
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Arisaema triphyllum
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Tridens flavus
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Schoenoplectus tabernaemontani
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Alopecurus carolinianus
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Carex blanda
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Carex tribuloides
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Erythronium albidum
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Sporobolus cryptandrus
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Potamogeton nodosus
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Poa palustris
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Carex brevior
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Potamogeton foliosus
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Lilium michiganense
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Carex gravida
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Polygonatum biflorum
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Cypripedium candidum
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Carex sartwellii
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Bromus latiglumis
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Lilium philadelphicum
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Carex interior
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Carex trichocarpa
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Carex albursina
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Carex cephaloidea
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Carex utriculata
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Carex pellita
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Zannichellia palustris
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Sagittaria brevirostra
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Iris virginica
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Digitaria cognata
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Alopecurus aequalis
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Sagittaria australis
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Trillium nivale
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Cyperus bipartitus
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Eleocharis obtusa
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Potamogeton pusillus
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Uvularia grandiflora
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Carex davisii
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Carex cephalophora
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Cyperus erythrorhizos
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Festuca paradoxa
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Tradescantia ohiensis
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Sporobolus vaginiflorus
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Scleria triglomerata
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Carex missouriensis
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Carex bushii
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Carex cristatella
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Bromus pubescens
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Carex backii
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Sporobolus neglectus
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Carex vesicaria
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Panicum miliaceum
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Acorus americanus
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Muhlenbergia sylvatica
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Carex haydenii
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Carex crawei
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Eleocharis parvula
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Carex aquatilis
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Aristida basiramea
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Lemna turionifera
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Carex lacustris
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Cypripedium parviflorum
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Carex scoparia
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Veratrum woodii
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Spiranthes cernua
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Glyceria septentrionalis
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Carex leavenworthii
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Scirpus cyperinus
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Smilax herbacea
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Tripsacum dactyloides
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Carex lupuliformis
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Chloris verticillata
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Allium tricoccum
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Brachyelytrum erectum
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Carex lupulina
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Carex tenera
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Carex granularis
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Carex retrorsa
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Dioscorea villosa
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Cypripedium reginae
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Carex pedunculata
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Rhynchospora capillacea
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Carex typhina
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Carex sparganioides
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Carex hirtifolia
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Liparis liliifolia
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Carex normalis
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Carex frankii
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Eleocharis engelmannii
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Peltandra virginica
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Carex grayi
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Aristida tuberculosa
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Sisyrinchium angustifolium
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Danthonia spicata
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Oryzopsis asperifolia
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Bouteloua curtipendula
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Carex saximontana
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Yucca glauca
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Potamogeton richardsonii
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Muhlenbergia cuspidata
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Carex duriuscula
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Nassella viridula
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Elyhordeum macounii
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Agrostis scabra
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Aristida dichotoma
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Zizania palustris
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Beckmannia syzigachne
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Poa arida
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Calamagrostis stricta
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Muhlenbergia frondosa
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Najas flexilis
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Carex bebbii
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Potamogeton illinoensis
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Allium stellatum
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Heteranthera limosa
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Juncus interior
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Dichanthelium ovale
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Allium canadense
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Stuckenia pectinata
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Phleum pratense
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Poa pratensis
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Spiranthes vernalis
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Juncus nodosus
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Cyperus acuminatus
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Schoenoplectus pungens
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Juncus alpinoarticulatus
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Carex stricta
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Alisma triviale
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Galearis spectabilis
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Eragrostis frankii
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Corallorhiza odontorhiza
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Elymus canadensis
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Trillium grandiflorum
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Carex sychnocephala
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Triglochin palustris
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Hesperostipa comata
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Carex tetanica
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Sagittaria cuneata
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Digitaria ciliaris
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Carex crus-corvi
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Lipocarpha micrantha
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Potamogeton crispus
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Trillium recurvatum
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Panicum virgatum
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Elymus repens
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Eleocharis quinqueflora
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Muhlenbergia glomerata
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Schoenoplectus heterochaetus
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Carex prairea
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Sagittaria rigida
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Juncus greenei
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Wolffia brasiliensis
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Wolffia columbiana
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Dichanthelium linearifolium
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Carex annectens
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Juncus canadensis
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Glyceria borealis
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Eleocharis tenuis
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Potamogeton praelongus
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Carex assiniboinensis
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Panicum philadelphicum
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Spiranthes romanzoffiana
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Potamogeton gramineus
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Triglochin maritima
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Eriophorum gracile
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Eriophorum angustifolium
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Potamogeton natans
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Sagittaria graminea
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Dactylorhiza viridis
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Muhlenbergia richardsonis
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Carex comosa
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Eleocharis palustris
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Eleocharis elliptica
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Carex alopecoidea
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Potamogeton strictifolius
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Carex jamesii
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Elyhordeum iowense
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Carex radiata
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Schoenoplectus mucronatus
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Erythronium mesochoreum
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Carex gracillima
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Luzula multiflora
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Sparganium emersum
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Carex buxbaumii
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Elymus diversiglumis
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Scleria verticillata
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Carex diandra
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Trillium flexipes
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Juncus bufonius
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Carex lasiocarpa
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Spiranthes magnicamporum
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Carex aggregata
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Spiranthes lacera
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Hordeum vulgare
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Eleocharis wolfii
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Bromus inermis
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Carex muskingumensis
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Eragrostis capillaris
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Dichanthelium latifolium
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Melica nitens
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Muhlenbergia sobolifera
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Carex deweyana
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Spiranthes ovalis
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Carex crawfordii
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Maianthemum canadense
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Carex suberecta
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Muhlenbergia tenuiflora
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Carex communis
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Potamogeton diversifolius
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Pontederia cordata
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Muhlenbergia bushii
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Poa nemoralis
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Carex molesta
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Carex conjuncta
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Carex shortiana
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Phalaris canariensis
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Veratrum virginicum
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Dichanthelium clandestinum
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Carex echinata
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Eleocharis ovata
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Carex chordorrhiza
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Potamogeton amplifolius
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Potamogeton spirillus
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Carex umbellata
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Dactylis glomerata
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Echinodorus cordifolius
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Poa wolfii
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Malaxis unifolia
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Erythronium americanum
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Eleocharis macrostachya
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Eragrostis trichodes
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Carex projecta
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Heteranthera multiflora
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Dichanthelium depauperatum
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Yucca filamentosa
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Carex richardsonii
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Elymus wiegandii
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Bromus kalmii
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Platanthera aquilonis
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Hordeum jubatum
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Bromus ciliatus
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Dulichium arundinaceum
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Schizachyrium scoparium
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Agrostis gigantea
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Aplectrum hyemale
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Camassia scilloides
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Panicum dichotomiflorum
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Scirpus georgianus
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Carex squarrosa
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Platanthera flava
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Leptochloa fusca
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Secale cereale
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Calopogon tuberosus
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Carex conoidea
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Carex lurida
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Elymus macgregorii
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Phragmites australis
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Allium cernuum
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Koeleria macrantha
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Tradescantia virginiana
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Poa chapmaniana
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Leersia lenticularis
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Uvularia sessilifolia
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Muhlenbergia mexicana
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Platanthera psycodes
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Scirpus pedicellatus
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Carex sterilis
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Dichanthelium boreale
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Carex leptalea
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Platanthera leucophaea
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Goodyera pubescens
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Symplocarpus foetidus
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Carex laevivaginata
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Xyris torta
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Sparganium americanum
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Digitaria filiformis
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Sporobolus clandestinus
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Corallorhiza maculata
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Carex peckii
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Schizachne purpurascens
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Polygonatum pubescens
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Typha angustifolia
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Carex woodii
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Luzula acuminata
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Potamogeton epihydrus
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Streptopus lanceolatus
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Poa paludigena
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Carex tonsa
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Juncus tenuis
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Potamogeton vaseyi
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Calopogon oklahomensis
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Juncus acuminatus
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Poa compressa
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Triplasis purpurea
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Lemna perpusilla
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Carex laxiculmis
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Fimbristylis autumnalis
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Sparganium androcladum
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Aristida ramosissima
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Juncus arcticus
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Acorus calamus
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Milium effusum
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Poa saltuensis
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Spiranthes lucida
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Paspalum setaceum
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Piptatherum racemosum
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Carex careyana
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Schoenoplectus smithii
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Platanthera hookeri
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Dichanthelium acuminatum
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Cinna latifolia
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Dichanthelium perlongum
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Commelina erecta
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Hemerocallis lilioasphodelus
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Nothoscordum bivalve
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Platanthera lacera
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Carex gracilescens
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Echinochloa walteri
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Sphenopholis obtusata
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Typha latifolia
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Zea mays
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Carex plantaginea
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Cypripedium X andrewsii
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Bromus hordeaceus
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Eriochloa villosa
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Commelina communis
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Carex stipata
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Cyperus esculentus
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Alopecurus pratensis
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Bromus commutatus
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Bromus secalinus
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Bromus tectorum
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Digitaria sanguinalis
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Digitaria ischaemum
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Eragrostis minor
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Festuca rubra
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Poa annua
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Setaria viridis
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Setaria verticillata
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Setaria faberi
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Setaria italica
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Eleusine indica
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Sclerochloa dura
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Sorghum halepense
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Triticum aestivum
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Allium vineale
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Allium sativum
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Asparagus officinalis
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Hemerocallis fulva
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Aegilops cylindrica
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Elodea nuttallii
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Miscanthus sacchariflorus
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Setaria pumila
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Schedonorus pratensis
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Elodea canadensis
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Vallisneria americana
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Juncus effusus
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Holcus lanatus
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Ornithogalum umbellatum
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Ornithogalum nutans
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Convallaria majalis
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Pascopyrum smithii
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Sagittaria latifolia
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Najas guadalupensis
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Bulbostylis capillaris
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Agropyron cristatum
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Andropogon virginicus
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Distichlis spicata
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Eragrostis pilosa
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Hordeum marinum
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Lolium multiflorum
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Lolium perenne
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Lolium temulentum
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Poa bulbosa
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Poa trivialis
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Puccinellia distans
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Phalaris arundinacea
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Arrhenatherum elatius
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Avena fatua
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Avena sativa
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Crypsis schoenoides
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Cynodon dactylon
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Cynodon transvaalensis
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Sorghum bicolor
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Vulpia myuros
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Iris pseudacorus
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Iris germanica
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Iris pallida
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Festuca trachyphylla
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Lilium lancifolium
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Narcissus poeticus
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Setaria parviflora
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Thinopyrum intermedium
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Thinopyrum ponticum
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Muhlenbergia paniculata
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Juncus X nodosiformis
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Carex brevior X bicknellii
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Aristida longespica
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Koeleria pyramidata
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Carex muehlenbergii
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Carex hyalinolepis
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Carex limosa
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Iris pumila
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Juncus marginatus
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Ruppia cirrhosa
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Sagittaria cristata
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Scheuchzeria palustris
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Carex mesochorea
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Carex tuckermanii
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Carex festucacea
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Dichanthelium boscii
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Eriophorum virginicum
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Piptatherum pungens
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Cyperus houghtonii
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Carex media
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Eleocharis atropurpurea
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Camassia angusta
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Allium schoenoprasum
Geographic Coverages
The state of Iowa.
Bibliographic Citations
Contacts
Deborah Lewisoriginator
position: Curator, Ada Hayden Herbarium
Iowa State University
340 Bessey Hall
Ames
50011
Iowa
US
Telephone: +1-515-294-9499
email: dlewis@iastate.edu
Annie Simpson
metadata author
position: biologist and information scientist
U.S. Geological Survey
12201 Sunrise Valley Dr, Mailstop 302
Reston
20192
Virginia
US
Telephone: +1 703-648-4281
email: asimpson@usgs.gov
Deborah Lewis
metadata author
position: Curator, Ada Hayden Herbarium
Iowa State University
340 Bessey Hall
Ames
50011
Iowa
US
Telephone: +1-515-294-9499
email: dlewis@iastate.edu
Deborah Lewis
administrative point of contact
position: Curator, Ada Hayden Herbarium
Iowa State University
340 Bessey Hall
Ames
50011
Iowa
US
Telephone: +1-515-294-9499
email: dlewis@iastate.edu
Lynn Clark
administrative point of contact
position: Director, Ada Hayden Herbarium
Iowa State University
340 Bessey Hall
Ames
50011
Iowa
US
Telephone: +1-515-294-8218
email: lgclark@iastate.edu