Rock Garden Plants
Cymopterus  williamsii R.L.Hartm. & Constance   
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FamilyAPIACEAE
Genus species var.Cymopterus  williamsii R.L.Hartm. & Constance 
Territory Northwestern U.S.A.Wyoming
rocks
Altitude1800-2500m
Description leaves pinnatipartite, glabrous, blue-grey, subcoriaceous, segments linear to narrowly lanceolate, flowers in capitate umbel, achenes glabrous, broadly elliptic to oval
Size5-10cm
Coloryellow
Bloomlate spring, summer
Ca+
Typetuft
Cultivationsunny, dry, rock crevices, protection against winter wet
alpine house, poor, drained soil, sun
Propagationseed when ripe or as soon as possible
BibliographyDorn, R.D. (1992) Manual of the Vascular Plants of Wyoming
USDA Plants Database plants.usda.gov
Picture Picture
Version 8.0
(c) 1990-2016 RNDr. Pavel Slabý