SPECIES OF LAPPULA 549 
¥19. Lappula Cottoni sp. nov. 
Perennial, erect, 40-60 cm. high, pale green throughout with 
appressed rather harsh white hairs, equally leafy to the top: leaves 
rather numerous, the radical spatulate, lanceolate, acute, petioled, 
10-15 cm. long, the cauline linear or linear-lanceolate, acute, 
sessile or nearly so by broad bases, 2-5 cm. long: flowering 
branches racemosely arranged: lower bracts leafy, the upper 
much reduced: calyx-lobes linear, obtuse or acutish, 2-3 mm. 
long: corolla yellowish, 6-7 mm. broad, the lobes oval, broadest 
above the base: appendages broader than long, short pilose, the 
hemispherical protuberance nearly as long. 
North slope of Rattlesnake Mountains, Yakima county, Wash- 
ington, 11 May 1go1, /. S. Cotton, 360. Type in herbarium 
Washington State College. 
A species with the aspect of Z. Californica but with smaller 
yellowish flowers, very different corolla appendages and more leafy 
inflorescence, 
