Rock Garden Plants
Erigeron formosissimus Greene trib. Astereae 
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FamilyASTERACEAE
Genus speciesErigeron formosissimus Greene trib. Astereae
SynonymsErigeron fruticetorum Rydb.
 Erigeron iodanthus Greene
 Erigeron rubicundus Greene
Habitatgrassland
Altitude1700-3700m
Descriptionstems hirsute, lower leaves oblanceolate to oval, petiolate, to 15cm long, stem leaves upward reduced, capitula 1-6, disc 1-2cm, ligules 75-150, 8-15mm long
Size10-40cm
Colorblue, pink, white
Bloomsummer
Ca
Typetuft
Cultivationmesic, slightly humous, sunny site
alpine house, moist, rich, drained soil, sun
Propagationseed in spring, barely covered, germ. 1 month, 16-21°C
division in spring; cuttings in spring and in late summer
Territory Northern America
     Northwestern U.S.A. (Colorado )
     North-Central U.S.A. (South Dakota )
     Southwestern U.S.A. (Arizona , Utah )
     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

Erigeron formosissimus Greene, Bull. Torrey Bot. Club 25(3): 121 (1898)
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formosissimus typicus Cronquist, Bull. Torrey Bot. Clb 70: 272 (1943)

Synonyms:
Erigeron deminutus Wooton & Standl.
Erigeron fruticetorum Rydb.
Erigeron gulielmi Greene
Erigeron hirtuosus Greene
Erigeron iodanthus Greene
Erigeron mogollonicus Greene
Erigeron pecosensis Standl.
Erigeron rubicundus Greene
Erigeron scaberulus Greene
Erigeron smithii Rydb.
Erigeron subasper Greene

w. & c. USA
73 COL 74 SDA 76 ARI UTA 77 NWM

1900-3400m

formosissimus viscidus (Rydb.) Cronquist, ibid.

Basionym:
Erigeron viscidus Rydb., Bull. Torrey Bot. Club 28: 24 (1901)

Synonyms:
Erigeron glabellus viscidus (Rydb.) B.Boivin

w. & c. USA
73 COL WYO 74 SDA 76 ARI 77 NWM

1900-3700m

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