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| Photo
by Renee Brecht |
Britton and Brown. See
credits below. |
| Botanical name: |
Vernonia
noveboracensis |
| Common
name: |
New
York Ironweed
|
| Synonomy |
Vernonia harperi
Gleason |
| Group: |
Dicot |
| Family: |
Asteraceae |
| Growth
Type: |
Forb/herb |
| Duration: |
Perennial |
| Plant
height: |
3'-7'
|
| Flower
color: |
purple |
| Flower
size: |
flowerheads 1/2 to 3/4 inch across,
in clusters
3-5 inches across |
| Flowering/fruiting time |
August-September
|
| Habitat: |
moist thickets and stream edges, low
wet woods and marshes, esp. near the coast |
| Heritage ranking if any: |
n/a
|
| Misc.: |
USDA
lists as Facultative wetland species: Usually occurs in wetlands
(estimated probability 67%-99%), but occasionally found in
non-wetlands.
One of the features distinguishing this species from V. glauca is the pappus purplish
or purple-tinged, brownish-purple, or a dark tawny, with involucres
7-12 mm highbeing . Cf. with V.
glauca where the pappus is creamy or stamineous with involucres
6-8 mm high.
Upright growth pattern; 30-50 flowered. Achenes 4-4.5mm long. |
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Sources
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