Rock Garden Plants
Raillardella  argentea (A.Gray) A.Gray  trib. Madieae 
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FamilyASTERACEAE
Genus species var.Raillardella  argentea (A.Gray) A.Gray  trib. Madieae
SynonymsRaillardia argentea A.Gray (basionym)
 Raillardella minima Rydb.
Territory Northwestern U.S.A.Southwestern U.S.A.CaliforniaNevadaOregon
dry, rocky slopes
Altitude1800-3900m
Description leaves narrowly oblanceolate, 2-5cm long inclusive petiole and 2-6mm wide, sericeous-tomentose, capitula solitary, discoid, rather narrow, involucre glandular
Size5-10cm
Coloryellow
Bloomsummer
Ca
Typetuft
Cultivationsunny, dry, rock crevices, protection against winter wet
alpine house, poor, drained soil, sun
Propagationseed in spring, barely covered, germ. 1-3 months, 13-18°C
division in spring; cuttings in late summer
BibliographyFlora of North America www.eFloras.org
Compositae Checklist compositae.landcareresearch.co.nz
Version 8.0
(c) 1990-2016 RNDr. Pavel Slabý