Rock Garden Plants
Delwiensia pattersonii (A.Gray) W.A.Weber & R.C.Wittmann trib. Anthemideae 
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FamilyASTERACEAE
Genus speciesDelwiensia pattersonii (A.Gray) W.A.Weber & R.C.Wittmann trib. Anthemideae
SynonymsArtemisia pattersonii A.Gray
 Artemisia monocephala (A.Gray) A.Heller
Habitatgrassland
Altitude3500-4000m
Descriptionbasal leaves grey-green, broadly spathulate, 2-4cm long, pinnatilobate, sericeous-hirsute, stem leaves smaller, capitula 1-5 in raceme, involucre hemispherical
Size8-20cm
Coloryellowish
Bloomsummer
Ca
Typetuft
Cultivationhumous, moist, but in winter drier, semi-shady site
alpine house, moist, humous soil, shading in summer
Propagationseed in spring, barely covered, germ. 1 month, 13-16°C
division in spring; cuttings in late summer
Territory Northern America
     Northwestern U.S.A. (Colorado , Wyoming )
     Southwestern U.S.A.
     South-Central U.S.A. (New Mexico)
BibliographyPlants of the World online powo.science.kew.org
International Plant Names Index www.ipni.org
Comments

ASTERACEAE

Delwiensia pattersonii (A.Gray) W.A.Weber & R.C.Wittmann, Phytologia 91(1): 92 (2009)

Basionym:
Artemisia pattersonii A.Gray, Syn. Fl. N. Amer., ed. 2. 1(2, Suppl.): 453 (1886)

Synonyms:
Artemisia monocephala (A.Gray) A.Heller
Artemisia pattersonii glabrioir E.H.Kelso
Artemisia scopulorum monocephala A.Gray

Colorado, Wyoming, New Mexico
76 COL WYO 77 NWM

3500-4000m

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