A Nine Year Demographic Study of Helenium virginicum (Asteraceae), a Narrow Endemic Seasonal Wetland Plant
| Autor: | Knox, John S. |
|---|---|
| Zdroj: | The Journal of the Torrey Botanical Society, 1997 Jul 01. 124(3), 236-245. |
| Databáze: | JSTOR Journals |
| Externí odkaz: |
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| Autor: | Knox, John S. |
|---|---|
| Zdroj: | The Journal of the Torrey Botanical Society, 1997 Jul 01. 124(3), 236-245. |
| Databáze: | JSTOR Journals |
| Externí odkaz: |
|