Rock Garden Plants
Boechera howellii (S.Watson) Windham & Al-Shehbaz  
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FamilyBRASSICACEAE
Genus speciesBoechera howellii (S.Watson) Windham & Al-Shehbaz 
SynonymsArabis howellii S.Watson
 Arabis conferta Greene
 Arabis platyloba Greene
Habitatrocky slopes
Altitude1800-3800m
Descriptionstems glabrous, lower leaves in rosette, oblanceolate, entire, ciliate, glabrous, inflorescence 2-9-flowered, sepals glabrous, petals 5-6mm, siliques 3-5cm
Size5-25cm
Colorlavender-blue, purple
Bloomsummer
Ca
Typesubshrub
Cultivationrock crevices with favourable water regime, eastern slopes
alpine house, poor, drained soil, shading in summer
Propagationseed in spring, barely covered, germ. 1 month, 10-16°C
cuttings in late summer
Territory Northern America
     Northwestern U.S.A. (Oregon )
     Southwestern U.S.A. (California , Nevada)
BibliographyPlants of the World online powo.science.kew.org
International Plant Names Index www.ipni.org
Comments

BRASSICACEAE

Boechera howellii (S.Watson) Windham & Al-Shehbaz, Harvard Pap. Bot. 11(1): 69 (2006)

Basionym:
Arabis howellii S.Watson, Proc. Amer. Acad. Arts 25: 124 (1890)

Synonyms:
Arabis platysperma howellii (S.Watson) Jeps.

Arabis conferta Greene
Arabis inamoena acutata Jeps.
Arabis platyloba Greene
Arabis platysperma imparata Jeps.

Oregon, California, Nevada
73 ORE 76 CAL NEV

1800-3800m

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