Monday, January 30, 2017

Hymenoxys hoopesii (Owl's Claws)

 7/3/16 Meadow restoration area, South Lake Road, Bishop region,
Eastern Sierra, Inyo National Forest, Inyo County, CA
 7/3/16 North Lake Road, Bishop region,
Eastern Sierra, Inyo National Forest, Inyo County, CA

7/3/16 North Lake Road

7/9/16 SR 108 (Sonora Pass Hwy.), Humboldt-Toiyabe National Forest,
Sierra Nevada, Mono County, CA


COMMON NAME: Owl's Claws

SPECIES: Hymenoxys hoopesii

FAMILY: Asteraceae (Sunflower Family)

LIFE LIST DATE: 7/9/2016

LOCATION: SR108 (Sonora Pass Hwy.), Humboldt-Toiyabe National Forest, Sierra Nevada, Mono County, CA


Treatment from Jepson eFlora:

Habit: Perennial herb from stout, +- black rhizome, 3--10 dm, flower > once. 

Stem: 1--4, branched distally, red-purple proximally or green or red-purple throughout, glabrous or +- hairy. 

Leaf: proximal 5--30 cm, entire, oblong to oblanceolate, distal reduced, linear to lanceolate; glabrous or +- hairy. 

Inflorescence: heads 1--12, in panicle-like to +- flat-topped clusters; peduncle 3--16 cm, white-tomentose below involucre; disk hemispheric to broadly bell-shaped, 12--17 mm, 19--26 mm diam; outer phyllaries 11--16 mm, ovate to lanceolate, inner 7.5--8.5 mm, obovate to elliptic. 

Ray Flower: 14--26; corolla 21--45 mm, generally yellow-orange to orange. 

Disk Flower: 100--325+; corolla 4.2--5.4 mm. 

Fruit: 3.5--4.5 mm; pappus scales 5--7, 2.9--4.1 mm, lanceolate to lance-acuminate, not awned. 

Ecology: Mtn meadows, open forest, streambanks; 

Elevation: 1500--3650 m. 

Bioregional Distribution: KR, SN, Wrn, n SNE; 

Distribution Outside California: to Oregon, Wyoming, Colorado, New Mexico. 

Flowering Time:May--Nov 

Synonyms: Dugaldia hoopesii (A. Gray) Rydb.; Helenium hoopesii A. Gray

eFlora Treatment Author: Mark W. Bierner

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