Tuesday, April 18, 2017

Chaenactis carphoclinia (Pebble Pincushion)


4/3/17 CA 190 between Emigrant & Towne Pass,
Death Valley National Park, Inyo County, CA


4/3/11 Shaver's Well, Box Canyon Road, Mecca Hills, E. Riverside County, CA


4/3/11 Shaver's Valley, E. Riverside County, CA

3/15/19 Desert Lily Sanctuary, Desert Center, 
Chuckwalla Valley, E. Riverside County, CA 

 3/15/19 Desert Lily Sanctuary, Desert Center, 
Chuckwalla Valley, E. Riverside County, CA 

LIFE LIST NOTES:

COMMON NAME: Pebble Pincushion

SPECIES: Chaenactis carphoclinia

FAMILY: Asteraceae (Sunflower Family)

LIFE LIST DATE: 4/3/2011

LOCATION: Shaver's Well, Box Canyon Road, Mecca Hills, E. Riverside County, CA

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Treatment from Jepson eFlora:
NATIVE

Habit: Annual; proximal hairs powdery or scaly, generally +- white. 

Stem: generally 1; branches generally distal. 

Leaf: basal, withering or not, and generally cauline; largest blades +- deltate, not flat, (2)3--4-pinnately lobed, +- fleshy or not, nonglandular; 1° lobes generally 2--7(10) pairs, tips generally curved, +- cylindric. 

Inflorescence: heads discoid, 3--20+ per stem; involucre +- cylindric to obconic or hemispheric; longest phyllaries 7--10 mm, outer +- granular-glandular and shaggy-hairy, tip (all or inner) erect or curved inward, stiff, long-acuminate, needle-like, +- red; paleae (0)3--10+, like phyllaries, length > buds. 

Flower: corolla white to +- pink, 4--6 mm, outer radial, +- spreading, = inner. Fruit: 3--4.5 mm; inner fruit pappus generally of 4 scales in 1 series, longest 3--5 mm. 

Note: Often mistaken for Chaenactis stevioides but closer to Chaenactis artemisiifolia. Paleae unique in genus. 

eFlora Treatment Author: James D. Morefield

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