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Photographer: Kenneth J. Sytsma
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Family Asteraceae
Helianthus occidentalis Riddell subsp. occidentalis
few-leaved sunflower, naked-stemmed sunflower, western sunflower
Helianthus: derived from two Greek words helios, "sun," and anthos, "flower," in reference to the sunflower's supposed tendency to always turn toward the sun
occidentalis: Latin for "western"
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| Status: | Native |
| Plant: | erect, perennial, 2'-5' tall forb; stems with a few, small leaves |
| Flower: | head 1 1/2" - 2 3/4" wide with 10-15 yellow rays, disk yellow; inflorescence of several heads in loosely-branched clusters; blooms July-Sept. |
| Leaf: | largest leaves basal on very long stalks, only 3-8 small opposite pairs on the stems |
| Habitat: | full sun; dry to moderate moisture; prairies; in rocky, sandy, loamy soil |
| (Glossary) |
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