Rock Garden Plants
Erigeron filifolius (Hook.) Nutt. trib. Astereae 
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FamilyASTERACEAE
Genus speciesErigeron filifolius (Hook.) Nutt. trib. Astereae
SynonymsDiplopappus filifolius Hook.
Habitatdry, rocky slopes
Altitude400-2400m
Descriptiontaproot, leaves finely strigose, stem and basal leaves linear to filiform, 1-8cm long, capitula 1-5, involucre 3-4-seriate, hirsute, ligules 3-13mm long
Size10-30cm
Colorblue, pink, white
Bloomlate spring, summer
Ca
Typetuft
Cultivationsunny, dry, rock crevices, protection against winter wet
alpine house, poor, drained soil, sun
Propagationseed in spring, barely covered, germ. 1 month, 16-21°C
cuttings in spring and late summer
Territory Northern America
     Western Canada (British Columbia )
     Northwestern U.S.A. (Idaho , Montana , Oregon , Washington )
     Southwestern U.S.A. (California , Nevada , Utah)
BibliographyPlants of the World online powo.science.kew.org
International Plant Names Index www.ipni.org
Picture
Comments

ASTERACEAE

Erigeron filifolius (Hook.) Nutt., Trans. Amer. Philos. Soc., ser. 2, 7: 308 (1840)

Basionym:
Diplopappus filifolius Hook., Fl. Bor.-Amer. (Hooker) 2(7): 21 (1834)

Synonyms:
Haplopappus filifolius (Hook.) DC.

Chrysopsis canescens DC.
Erigeron filifolius robustior M.Peck
Erigeron filifolius typicus Cronquist

British Columbia, w. USA
71 BRC 73 IDA MNT ORE WAS 76 CAL NEV UTA

400-2400m

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