Rock Garden Plants
Eriogonum cognatum Greene sect. Oligogonum 
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FamilyPOLYGONACEAE
Genus speciesEriogonum cognatum Greene sect. Oligogonum
BibliographyPittonia 3: 201 (1897)
Native RangeArizona
Primary BiomeSubtropical
Habitatdry, sandy grassland
Altitude1600-2200m
Descriptionfloral stems glabrous, leaves in lax rosette, oblong-obovate or elliptic, 2cm, abaxially densely white tomentose, adaxially dark green, glabrous, flowers in umbel
Size10-20cm
Colorbright yellow
Bloomsummer, autumn
Ca
Typesubshrub
Cultivationdry, sunny site with a poor, sandy soil
alpine house, sandy soil, sun
Propagationseed in spring, germ. 1-3 months, 13-18°C
cuttings in late summer
SynonymsEriogonum umbellatum var. cognatum (Greene) Reveal
Eriogonum umbellatum ssp. cognatum (Greene) S.Stokes
Territory7 Northern America
     76 Southwestern U.S.A. (ARI Arizona)
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