Helianthella parryi A. Gray
Family: Asteraceae
Parry's Dwarf-Sunflower,  more...
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Patrick Alexander  
Plants 20-50 cm. Cauline leaves: largest proximal to mid stems; blades usually 5-nerved, oblanceolate or spatulate, faces rough-pubescent. Heads usually borne singly, sometimes 2-3+, ± nodding. Involucres hemispheric or broader, 15-20 mm diam. Phyllaries lanceolate to lance-linear (subequal, margins ciliate). Paleae scarious, relatively soft. Ray florets 8-14; (corollas pale yellow) laminae 25-30 mm. Disc corollas yellow. Cypselae strongly compressed, narrowly obovate (margins ciliate, faces strigose); pappi of 2 ± subulate scales plus 0-4+ shorter scales. Flowering Jul-Aug. Upper montane forests; 2400-3600 m; Ariz., Colo., N.Mex.
Helianthella parryi image
Patrick Alexander  
Helianthella parryi image
Patrick Alexander  
Helianthella parryi image
Patrick Alexander  
Helianthella parryi image
Patrick Alexander  
Helianthella parryi image
Patrick Alexander  
Helianthella parryi image
Arizona State University Herbarium  
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