Vernonia glauca
 |
 |
This specimen was discovered 2004 by Gerry Moore, PhD.
|
Britton & Brown |
| Botanical name: | Vernonia glauca |
| Common name: | Broadleaf Ironweed |
| Group: | dicot |
| Family: | Asteraceae |
| Growth type: | forb/herb |
| Duration: | perennial |
| Origin: | native |
| Plant height: | 3 - 5' |
| Foliage: | alternate, simple |
| Flower: | Deep purple loose upright flower clusters |
| Flowering time: | late July - mid September |
| Habitat: | rich upland woods, avoiding the coastal plain southward. |
| Range in New Jersey: | one known population, Cumberland County |
| Heritage ranking, if any: | S1 State endangered |
| Distribution: |  |
| Misc. | One of the features distinguishing this species from V. noveboracensis is the pappus being creamy or stamineous with involucres 6-8 mm high. Cf. with V. noveboracensis where the pappus is purplish or purple-tinged, brownish-purple, , or a dark tawny,��with involucres 7-12 mm high. V. glauca is shorter and has broader leaves. Slender stem, glaucous, glabrous. Upright, spreading. Achenes 3-3.5 mm long Species name glauca means "blue-green". |