Tuesday, April 16, 2019

Helenium bigelovii (Bigelow's Sneezeweed)

7/7/07 Soda Creek, Hwy. 107 (Sonora Hwy.), Toiyabe National Forest,
Mono County, CA


COMMON NAME: Bigelow's Sneezeweed

SPECIES: Helenium bigelovii

FAMILY: Asteraceae (Sunflower Family)


LOCATION: Soda Creek, Hwy. 108, Sonora Hwy., Toiyabe National Forest, Mono County, CA

Treatment from Jepson eFlora:

Habit: Perennial herb 3--13 dm. 

Stem: 1--3(10), unbranched or sparingly branched distally, generally weakly winged, glabrous or sparsely hairy. 

Leaf: glabrous or sparsely hairy; basal oblanceolate to oblong-elliptic, entire; cauline oblong-elliptic to lanceolate to linear, entire. 

Inflorescence: heads 1--20, 12--20 mm, (14)17--22(25) mm diam; peduncle (6)10--30 cm, sparsely to moderately hairy; phyllaries basally fused; receptacle 4--8 mm diam, +- spheric. 

Ray Flower: 14--20; corolla 13--25 mm. 

Disk Flower: 250--500(800+); corolla 3--4.4(4.8) mm, proximally yellow, distally yellow to brown to purple. 

Fruit: 1.8--2.4 mm, +- hairy; pappus scales 6--8, 1.3--2.2(2.7) mm, awn-tipped. 

Ecology: Wet meadows, marshes, bogs, fens, streambanks, lake margins; 

Elevation: < 3400 m. 

Bioregional Distribution: KR, NCoR, CaR, SN, deltaic GV, CW, TR, PR; 

Distribution Outside California:Oregon. 

Flowering Time: Jul--Aug 

Jepson eFlora Author: Mark W. Bierner

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