Bibliography
Source: Catalogue of Life
1 result
Wirtg. Fl. Preuss. Rheinprov. 369 (1857). |
Citation
Ballota nigra var. borealis Wirtg. in undefined
Source: Catalogue of Life
Wirtg. Fl. Preuss. Rheinprov. 369 (1857). |
Ballota nigra var. borealis Wirtg. in undefined