SUNFLOWER FAMILY 283 
5470. Haplopappus gilmanii 5472. Haplopappus nanus 
5471. Haplopappus resinosus 5473. Haplopappus hallii 
29. Haplopappus linearifdlius DC. Stenotopsis. Fig. 5474. 
Haplopappus linearifolius DC. Prod. 5: 347. 1836. 
Stenotus linearifolins Torr. & Gray, Fl. N. Amer. 2: 238. 1842. 
ifolius Ku 
ster linearifoli ntze, gp te en. Pl. 1: 318. 1891. 
Haplopappus interior Coville, Biol. os pes 7: 65. 1892. 
Stenotus interior Greene, sikae * 72 
Haplopappus linearifolius var. interior M. pa nes, Proc. ae Acad. IT. 5: 697. 1895. 
19 
Stenotopsis linearifolia Rydb. Bull. Torrey Club 272-617. 
Stenotopsis interior Rydb. loc. cit. 
Stenotus linearifolius var. interior H. M. Hall, Univ. Calif. Pub. Bot 3: 49, 1907. 
Toe: linearifolia var. interior J. F. Macbride, Contr. Gray Herb. No. 49: 59. 1917 
Haplop s linearifolius subsp. interior H. M. Hall, Carnegie Inst. Wash. Publ. No. 389: 158. 1928. 
Mu ee branched shrub 4-15 dm - high, essenti cated glabrous but usually puberulent at summit 
of peduncles, the twigs fastigiate, very leafy, resino s, glandular-punctate. Leaves nearly linear, 
narrowed toward base, cm. long, ‘2. mm. ae entire, at or becoming subterete, some- 
times fasciculate; heads numerous, solitary on nearly naked peduncles; involucre ri 
high, the phyllaries 2-3-seriate, scarcely graduate, lance-oblong linear, acum 
. re, 
beset with granular glands, with greenish center and —_— e-ciliate, scarious oie Ga hares 
13-18, ligules 8-15 mm. long; achenes silky-pilose; pappus white, deciduo 
Roe or sandy soils of mountainsides and deserts, Arid ae i Sonoran pala i AR Buttes 
ate “County, California, south _— ugh the Inner So _ ie —— to —— cismontane southern Cali- 
fernie nee ees r California east across ie Mojave Desert o County, California, southern Utah, a est- 
ern eteg Ty vie locality: Caifornia pete -~-May 
pala modest variation in head size and Teaf — has led to persistent attempts to recognize a desert 
var. futevine. The reduction in organ size in more arid a , however, seems to be merely environmental modi- 
fication rather than menahicnliv eenned eat ation. 
