Rock Garden Plants
Erigeron  gracilis Rydb.  trib. Astereae 
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FamilyASTERACEAE
Genus species var.Erigeron  gracilis Rydb.  trib. Astereae
SynonymsErigeron ursinus var. gracilis (Rydb.) A.Nelson
Territory Northwestern U.S.A.IdahoMontanaWyoming
rocky slopes
Altitude2200-2400m
Description basal leaves oblanceolate to oblong, 2-4cm, entire, glabrous, eglandular, capitula solitary, phyllaries linear-lanceolate, strigose, ligules 40-100, 7-14mm long
Size5-20cm
Colorblue, pinkish purple
Bloomsummer
Ca
Typetuft, fl. stem ascending
Cultivationrock crevices with favourable water regime, eastern slopes
alpine house, poor, drained soil, shading in summer
Propagationseed in spring, barely covered, germ. 1 month, 16-21°C
division in spring; cuttings in spring and late summer
BibliographyFlora of North America www.eFloras.org
Compositae Checklist compositae.landcareresearch.co.nz
Version 8.0
(c) 1990-2016 RNDr. Pavel Slabý