Rock Garden Plants
Lomatium cous (S.Watson) J.M.Coult. & Rose  
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FamilyAPIACEAE
Genus speciesLomatium cous (S.Watson) J.M.Coult. & Rose 
SynonymsPeucedanum cous S.Watson
 Peucedanum circumdatum S.Watson
 Peucedanum montanum Blank.
Habitatsagebrush wilding
Altitudelowland-montane
Descriptionglabrous, grey-green, acaulescent, leaves pinnate, ultimate segments short, linear, entire, rays of umbel 5-20, 1-10cm, unequal, involucre absent, bracts of involucels obovate
Size10-35cm
Coloryellow
Bloomspring, summer
Ca
Typetuberous perennial
Cultivationsunny site with a poor, sandy soil
alpine house, sandy soil, sun
Propagationseed when ripe or as soon as possible
division of resting tubers
Territory Northern America
     Western Canada (Alberta , Saskatchewan )
     Northwestern U.S.A. (Idaho , Montana , Oregon , Washington , Wyoming )
     North-Central U.S.A. (North Dakota , South Dakota )
     Southwestern U.S.A. (Nevada , Utah)
BibliographyPlants of the World online powo.science.kew.org
International Plant Names Index www.ipni.org
Comments

APIACEAE

Lomatium cous (S.Watson) J.M.Coult. & Rose, Contr. U.S. Natl. Herb. 7(1): 214 (1900)

Basionym:
Peucedanum cous S.Watson, Proc. Amer. Acad. Arts 21: 453 (1886)

Synonyms:
Cogswellia cous (S.Watson) M.E.Jones

Cogswellia circumdata (S.Watson) M.E.Jones
Cogswellia montana (Blank.) M.E.Jones
Lomatium circumdatum (S.Watson) J.M.Coult. & Rose
Lomatium montanum (Blank.) J.M.Coult. & Rose
Peucedanum circumdatum S.Watson
Peucedanum montanum Blank.

w. Canada, nc. & w. USA
71 ABT SAS 73 IDA MNT ORE WAS WYO 74 NDA SDA 76 NEV UTA

lowland-montane

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