Flora of the State of Washington. VI. 271 
206. Hoorebekia stenophylla (A. Gray) Piper, I. e., p. 561. 
Aplopappus stenophyllus A. Gray in Torr. Bot. Wilkes Exped., 347; 
1874. — Stenotus stenophyllus Greene, Erythea, II, 72; 1894. — Washington 
and ldaho to California. 
207. Hoorebekia Greenei var. mollis (A. Gray) Piper, l. c., p. 561. 
Aplopappus Greenei var. mollis A. Gray, Syn. Fl., I?, 135; 1884. — Aplo- 
pappus mollis A. Gray, Proc. Am. Acad. XVI, 80; 1880. —- Macronema 
molle Greene, Erythea, II, 73; 1894. — Washington and Oregon. 
208. Erigeron hispidissimus (Hook.) Piper, l. c., p. 565. 
Erigeron strigosus var. hispidissimus Hook. Fl. Bor. Am., II, 18; 1834. — 
Erigeron concinnus Torr. & Gr. Fl., II, 174; 1841. — Distasis concinna Hook. 
& Arn. Bot. Beech. Voy., 350; 1840. — British Columbia to New Mexico 
and Arizona. 
209. Erigeron linearis (Hook.) Piper, 1. c., p. 567. 
Diplopappus linearis Hook. Fl. Bor. Am., II, 21; 1834. — British Co- 
lumbia to California and Nevada. 
210. Erigeron eradiatus (A. Gray) Piper, l. c., p. 568. 
Erigeron Douglasii var. eradiatum A. Gray, Pac. R. Rep. XII?, 5; 1860. — 
Erigeron inornatus A. Gray, Proc. Am. Acad., XVI, 88; 1880. — Erigeron 
foliosus var. inornatus A. Gray, Bot. Cal. I. 320; 1876. — Washington to 
California. 
211. Eucephalus glaucophyllus Piper, |. c., p. 570. 
Aster Engelmanni var. glaucescens A. Gray, Syn. Fl. ed. 2, I?, 200; 1886, 
not Aster glaucescens Wender, 1832. —  Eucephalus glaucescens Greene, 
Pittonia, III, 56; 1896. — Washington to California. 
212. Aster campestris subsp. Suksdorfii Piper, l. c., p. 572. 
Differs from true A. campestris in being canescent all over with short 
hairs that are not at all appressed. 
Type specimen in the Gray Herbarium. Collected on Little Klickitat 
River, October 5, 1882, by Suksdorf. 
213. Machaeranthera canescens var. viscosa (Nutt.) Piper, 1. c., p. 575. 
Dieteria viscosa Nutt. Trans. Am. Phil. Soc., VII, 301; 1840. — Aster 
canescens var. viscosus A. Gray, Syn. Fl., 11, 206; 1884. — Washington to 
Wyoming and California. 
214. Madia exigua var. macrocephala (Suksdorf) Piper, 1. c., p. 576. 
Madia filipes var. macrocephala Suksdorf, Deutsch. Bot. Monatss., XVIII, 
97; 1900. — Harpaecarpus exiguus var. macrocephalus Suksdorf, loc. cit. — 
Washington. 
215. Madia sativa var. capitata (Nutt.) Piper, I. c., p. 576. 
Madia capitata Nutt. Trans. Am. Phil. Soc., VII, 386; 1841. — Madia 
sativa var. congesta Torr. € Gr. Fl., II, 404; 1843. — Washington to Cali- 
fornia in the coast region. 
216. Madia madioides (Nuit.) Piper, l. c., p. 577. 
Anisocarpus madioides Nutt. Trans. Am. Phil. Soc., VII, 388; 1841. — 
Madia Nuttallü A. Gray, Proc. Am. Acad., VIII, 391; 1872. — British Co- 
lumbia to middle California in the coast region. 
