 This specimen was
discovered
in 2004
in
Cumberland County by Dr. Gerry Moore. |
|
| Photo
by Renee Brecht |
Britton and Brown. See
credits below. |
| Botanical name: |
Vernonia
glauca |
| Common
name: |
Broadleaf
Ironweed
|
| Synonomy |
Vernonia
noveboracensis (L.) Michx. var. tomentosa (Ell.) Britt. |
| Group: |
Dicot |
| Family: |
Asteraceae |
| Growth
Type: |
Forb/herb |
| Duration: |
Perennial |
| Plant
height: |
3'-5'
|
| Flower
color: |
Deep purple loose upright
flower
clusters |
| Flower
size: |
1/2"+ in cluster
|
| Flowering/fruiting time |
late July-mid-September |
| Habitat: |
rich upland woods, avoiding the
coastal plain southward.
|
| Heritage ranking if any: |
S1, State endangered
|
| 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".
|
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| Sources |
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