Balsamorhiza hookeri Nutt.


Family	ASTERACEAE
Genus species	Balsamorhiza hookeri Nutt. trib. Heliantheae
Synonyms	Balsamorhiza balsamorhiza (Hook.) A.Heller
	Heliopsis balsamorhiza Hook.
Habitat	dry rocks and scree
Altitude	300-2900m
Description	taproot, leaves 10-40cm, in outline ovate, bipinnate, capitula solitary, phyllaries long hirsute, ligules 10-16, 15-35mm long, achenes glabrous
Size	5-40cm
Color	yellow
Bloom	spring
Ca
Type	tuft
Cultivation	sunny, dry, rock crevices, protection against winter wet alpine house, poor, drained soil, sun
Propagation	seed in spring, barely covered, germ. 1 month, 10-16°C cuttings in late summer
Territory	Northern America Northwestern U.S.A. (Washington ) Southwestern U.S.A.
Bibliography	Plants of the World online powo.science.kew.org International Plant Names Index www.ipni.org

Comments	ASTERACEAE Balsamorhiza hookeri Nutt., Trans. Amer. Philos. Soc., ser. 2. 7: 349 (1840) 300-2900m ============================================================================= hookeri typica ined. Synonyms: Balsamorhiza balsamorhiza (Hook.) A.Heller Heliopsis balsamorhiza Hook. Washington 73 WAS hookeri hirsuta (Nutt.) A.Nelson, New Man. Bot. Centr. Rocky Mt. 546 (1909) Basionym: Balsamorhiza hirsuta Nutt., Trans. Amer. Philos. Soc., ser. 2. 7: 349 (1840) w. USA 73 ORE WAS 76 CAL NEV hookeri idahoensis (W.M.Sharp) Cronquist, Vasc. Pl. Pacif. N. W. [C.L. Hitchcock & al.] 5: 103 (1955) Basionym: Balsamorhiza macrophylla idahoensis W.M.Sharp, Ann. Missouri Bot. Gard. 22: 136 (1935) Idaho, Oregon 73 IDA ORE hookeri lagocephala (W.M.Sharp) Cronquist, ibid. Basionym: Balsamorhiza hirsuta lagocephala W.M.Sharp, Ann. Missouri Bot. Gard. 22: 139 (1935) Washington 73 WAS hookeri neglecta (W.M.Sharp) Cronquist, ibid. Basionym: Balsamorhiza hirsuta neglecta W.M.Sharp, Ann. Missouri Bot. Gard. 22: 139 (1935) w. USA 73 IDA ORE 76 CAL NEV UTA