Rock Garden Plants
Giliastrum acerosum (A.Gray) Rydb.  
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FamilyPOLEMONIACEAE
Genus speciesGiliastrum acerosum (A.Gray) Rydb. 
SynonymsGilia acerosa (A.Gray) Britton
Habitatdry, sandy grassland
Descriptionglandular strigose, leaves pinnatifid, segments linear-subulate, aristate, glandular strigose, calyx lobes lanceolate, apiculate, corolla rotate, lobes broadly ovate
Size10-30cm
Colorblue
Bloomspring
Ca
Typesubshrub
Cultivationdry, sunny site with a poor, sandy soil
alpine house, sandy soil, sun
Propagationseed in spring, barely covered, germ. 1-3 months, 16-18°C
cuttings in spring and late summer
Territory Northern America
     Northwestern U.S.A. (Colorado )
     North-Central U.S.A. (Kansas , Oklahoma )
     Southwestern U.S.A. (Arizona )
     South-Central U.S.A. (New Mexico , Texas )
     Mexico (Mexico Northeast)
BibliographyPlants of the World online powo.science.kew.org
International Plant Names Index www.ipni.org
Comments

POLEMONIACEAE

Giliastrum acerosum (A.Gray) Rydb., Fl. Rocky Mts. 699 (1917)

Basionym:
Gilia rigidula acerosa A.Gray, Proc. Amer. Acad. Arts 8: 280 (1870)

Synonyms:
Gilia acerosa (A.Gray) Britton
Giliastrum rigidulum acerosum (A.Gray) W.A.Weber

w. & c. USA, ne. Mexico
73 COL 74 KAN OKL 76 ARI 77 NWM TEX 79 MXE

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