88 NORTH AMERICAN FLORA [VOLUME 34 



4-4.5 mm. long, 5-angled and striate, glabrous or only very sparingly glandular-granuliferous; 

 squamellae oblong, erose, unequal, 1-2 mm. long. 



Type locality: Nootka, northwest America. 

 Distribution: British Columbia to Oregon. 



10. Eriophyllum obovatum Greene, Erythea 3 : 123. 1895. 



EriophyUum lanatum obovatum H. M. Hall, Univ. Calif. Pub Bot. 3: 86. 1907. 



A perennial, suffruticose at the base; stems erect, white-tomentose, 2-3 dm. high, leafy; 

 leaves obovate or spatulate, or the upper oblanceolate, entire or minutely several-toothed, 

 mostly acute, 1.5-3 cm. long, densely white with a strictly appressed rather shiny tomentum; 

 heads solitary; peduncles 5-12 cm. long; involucre hemispheric, about 7 mm. high, 10-12 mm. 

 broad, densely white-tomentose; bracts 10-12; ray-flowers about as many; ligules 6-7 mm. 

 long, 3 mm. wide; disk-corollas 3.5-4 mm. long, the glandular tube nearly equaling the pulveru- 

 lent throat; achenes 3 mm. long, angled and striate, glabrous; squamellae 8, unequal, oblong, 

 the longer nearly 1 mm. long. 



Type locality': San Bernadino Mountains, California. 

 Distribution: Mountains of southern California. 



11. Eriophyllum brachylepis Rydberg, sp. now 



A perennial, with a short decumbent woody base; stems about 2 dm. high, -white-tomen- 

 tose, slender; leaves narrowly linear-oblanceolate, 1-2 cm. long, acute, entire, densely white- 

 tomentose on both sides; heads solitary; peduncles 3-10 cm. long; involucre hemispheric, 

 white-tomentose, about 7 mm. high and 10 mm. broad; bracts about 10; ray-flowers about as 

 many; ligules 6 mm. long, 2.5 mm. wide; disk-corollas about 3 mm. long, the densely glandular 

 tube shorter than the slightly glandular throat; achenes 2.5 mm. long, glabrous or nearly so, 

 angled and striate; squamellae oblong, the larger about 0.3 mm. long. 



Tvpe collected in Bear Valley, San Bernardino Mountains, California, 1894, Parish 3344 

 (herb. N. Y. Bot. Gard.). 



12. Eriophyllum pedunculatum A. Heller, Bull. Torrey Club 25: 270. 



1898. 



A perennial, with a rather slender cespitose rootstock; stems about 3 dm. high, sparingly 

 floccose, reddish below, leaf}-; leaves narrowly oblanceolate, 3-5 cm. long, acute, entire, spar- 

 ingly floccose-tomentose, at last more glabrate and greener above; heads solitary; peduncles 

 5-15 cm. long; involucre lanate, hemispheric, 8 mm. high, 10 mm. broad; bracts 8-10; ray- 

 flowers as many; ligules orange, about 1 cm. long, 4 mm. wide; disk-corollas 4 mm. long, 

 the glandular tube shorter than the puberulent throat; achenes 4 mm. long, glabrous; squamel- 

 lae about 8, unequal, lance-oblong, erose, the longer about 2 mm. long. 



Type locality - : Left bank of the Sweetwater, almost opposite the head of Lake Waha, Idaho. 

 Distribution: Known only from the type locality. 



13. Eriophyllum gracile (H. & A.) A. Gray, Proe. Am. Acad. 19: 



26. 1883. 

 Bahia gracilis H. & A. Bot. Beech. Voy. 353. 1838. 



A perennial, with a short woody cespitose caudex; stems many, 1.5-2.5 dm. high, white- 

 tomentose, slender; leaves narrowly linear-oblanceolate, 2-3 cm. long, 1-3 mm. wide, entire, 

 tomentose on both sides; heads solitary; peduncles 3-10 cm. long, slender; involucre cam- 

 panulate, 6-7 mm. high, about 8 mm. broad, tomentose; bracts about 8; ray-flowers about as 

 many; ligules 6-7 mm. long, 2.5-3 mm. wide; disk-corollas 4 mm. long, both tube and throat 

 glandular, the former shorter; achenes 4 mm. long, decidedly glandular-granuliferous; squamel- 

 lae obovate to oblong, erose, unequal, less than 1 mm. long. 



Type LOCALITY: ".Snake Fort, Snake Country" [Idaho]. 

 Distribution: Washington, Oregon, and western Idaho. 



