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Duncan, Robert C.
Cosmos parviflorus (Jacq.) Pers.
Southwest cosmos, Southwestern cosmos
USDA Symbol: COPA12
USDA Native Status: Native to U.S.
Southwest cosmos grows 2-3 feet tall and is branched several times in the upper half, with a single flower head, about 1 1/4 inches across, at the end of each slender, bare stem. It has 8 pale-orchid ray flowers, with a yellow center. It is an attractive flower, suitable for cultivation, and seeds are commercially available. Leaves are threadlike, divided 2 or 3 times. It is not abundant, as it is grazed by livestock.
Plant CharacteristicsDuration: Annual Habit: Herb Flower:
Fruit: Size Class:
Bloom InformationBloom Color: White , Pink , Violet
Bloom Time: Jun , Jul , Aug , Sep , Oct
AZ , CO , MA , MD , ME , MO , NM , RI , TX USDA Native Status: L48(N)
Wildflower Center Seed BankLBJWC-PM-10
Collected 2010-09-26 in Jeff Davis County by Lady Bird Johnson Wildflower Center
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Record Modified: 2007-01-01
Research By: TWC Staff