Rock Garden Plants
Polyctenium fremontii (S.Watson) Greene  
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FamilyBRASSICACEAE
Genus speciesPolyctenium fremontii (S.Watson) Greene 
SynonymsSmelowskia fremontii S.Watson
 Polyctenium bisulcatum Greene
 Polyctenium glabellum Greene
Habitatgrassland
Altitude1000-2700m
Descriptiongrey hirsute, leaves 15-30mm, multiple pinnatipartite, segments linear, veined, acute, raceme compact, petals 4-6mm long, spathulate, silicles erect, 5-12mm long
Size5-20cm
Colorwhite, pale purple
Bloomlate spring, summer
Ca
Typetuft
Cultivationmesic, slightly humous, sunny site
alpine house, moist, rich, drained soil, sun
Propagationseed in spring, barely covered, germ. 1 month, 10-16°C
cuttings in late summer
Territory Northern America
     Northwestern U.S.A. (Idaho , 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

Polyctenium fremontii (S.Watson) Greene, Leafl. Bot. Observ. Crit. 2: 219 (1912)

Basionym:
Smelowskia fremontii S.Watson, Proc. Amer. Acad. Arts 11: 123 (1876)

Synonyms:
Braya pectinata Greene
Polyctenium bisulcatum Greene
Polyctenium fremontii bisulcatum (Greene) Rollins
Polyctenium fremontii confertum Rollins
Polyctenium glabellum Greene
Polyctenium williamsiae Rollins
Smelowskia fremontii bisulcata (Greene) O.E.Schulz
Smelowskia fremontii glabella (Greene) O.E.Schulz

w. USA
73 IDA ORE 76 CAL NEV

1000-2700m

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