Rock Garden Plants
Lomatium thompsonii (Mathias) Cronquist  
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FamilyAPIACEAE
Genus speciesLomatium thompsonii (Mathias) Cronquist 
Habitatdry, rocky slopes
Altitude300-500m
Descriptionleaves biternate, then bipinnate, segments short, 8-16mm, leaves and stems finely, sparsely pubescent, bracts of involucel filiform, longer than flowers
Size10-20cm
Coloryellow
Bloomsummer
Ca
Typetuft
Cultivationsunny, dry, rock crevices, protection against winter wet
alpine house, poor, drained soil, sun
Propagationseed when ripe or in early spring
Territory Northern America
     Northwestern U.S.A. (Washington)
BibliographyPlants of the World online powo.science.kew.org
International Plant Names Index www.ipni.org
Comments

APIACEAE

Lomatium thompsonii (Mathias) Cronquist, Vasc. Pl. Pacif. N. W [C.L. Hitchcock & al.] 3: 563 (1961)

Basionym:
Lomatium suksdorfii thompsonii Mathias, Ann. Missouri Bot. Gard. 25: 289 (1938)

nc. Washington State
73 WAS

300-500m

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