Scientific name: Anthophyta: Dicotyledonae: Asterales: Asteraceae: Ambrosia trifida
Common Name: Giant Ragweed
Country: USA
State/District: DC
County: n/a
Date: 26 April 2001
Photographer: E. M. Barrows
Identifier: E. M. Barrows
Collector: not applicable
Location: Georgetown University Campus
Keywords: annual forb Forest Ecology green flower Giant Ragweed Additional Information:
This species is native to North America.
Figure 1.
Seedling.
Brown, M. L. and R. G. Brown. 1984. Herbaceous Plants of Maryland. Port City Press, MD. 1127 pp. Page 989.
Fernald, M. L. 1950. Gray's Manual of Botany. Eight Edition. American Book Company, New York, NY. 1632 pp. Page 1469.
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