| Dicotyledon | Literature for Verbesina encelioides
Wagner et al., 1990, 1999. |
| Asteraceae -- The Sunflower Family | Bibliography |
| Verbesina encelioides | |
Common name(s): crown-beard, golden crown-beard |
| General Information | ||
|---|---|---|
| Distribution | Native to Mexico and southwestern United States.In the Hawaiian Islands, naturalized on Kure, Midway, Pearl and Hermes, Ni`ihau, Kaua`i, O`ahu, Moloka`i, Lana`i, Maui, Kaho`olawe, Hawai`i. |
|
| Habit |
Taprooted annual herbs; stems 2-10 dm long, many-branched. |
|
| Leaves |
Leaves opposite, upper ones alternate, ovate or deltate, 4-15 cm long, 2-10 cm wide, both surfaces canescent-strigose, sometimes less so on upper surface, margins coarsely and often irregularly serrate, petioles dilated at base to form a pair of stipule-like auricles. |
|
| Flowers |
Heads solitary at the ends of long peduncles or in clusters of 2-3, radiate; involucral bracts ca. 15, green, subequal, linear, 7-15 mm long; ray florets 10-15 per head, female, rays bright yellow, 10-25 mm long; disk florets numerous, corollas yellow, ca. 8 mm long. |
|
| Fruit |
Achenes winged. |
|
| Chromosomes |
2n = 34 |
|
