Yellow Tackstem

Common Names:
Yellow Tackstem
Scientific name:
Calycoseris parryi
Elevation range:
<6,000 ft.
Flowering Months:
March, April, May
Height | Length:
2 - 6 in.
Life Cycle | Lifeform:
Annual
State Occurrences:
Desert region:
Great Basin, Mojave, Sonoran

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Yellow Tackstem in the desert

Calycoseris parryi is an erect annual herb with branching stems and basal rosette of divided leaves that grows to a height of 12 inches.  Pipes Canyon, CA | May 2016

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Yellow Tackstem in the desert

The common name for Calycoseris parryi is derived from the dark, tack-shaped glands on the phyllaries, which have reddish streaks and tips. Pipes Canyon | April 2015

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Yellow Tackstem in the desert

Calycoseris parryi is a member of the Asteraceae (Sunflower) family. It has toothed ray florets in pale yellow and no disk flowers.  Pipes Canyon, CA | May 2010