BOTANY OF THE ROUTE. 65 



The only species of the genus I found west of the Cascade mountains; 5 feet high, very stout: 

 ower leaves somewhat serrate-toothed on each side; scarcely trifid. 



GNAPHALIUM DECURRENS, Ives. (G.) var. ? Californicum, DC. Common on sandy prairies 

 along sea-shore; August; 2 feet. 



G. LUTEOALBUM, Linn. (G.) var.? Sprengelii, Hook. & Am. In similar situations along sea 

 shore; August and September; 1 foot. 



G. PALUSTRE, Nutt. (G.) In wet sandy soil along sea-shore; not common; August. 



G. PURPUREUM, Linn., var. ? ustulatum; Nutt. (T. & C.) Not common; in dry prairie near 

 Puget Sound, and with the preceding along coast; July; 1 foot. &quot;A remarkable white floccose 

 variety. Gray. 



ANTENNARIA MARGARITACEA, R. Br. (G.) A very large leaved form, 4 feet high; along coast; 

 not rare; September. 



A. PLANTAGIFOLIA, Hooker. (T.) Dry prairies about Puget Sound; common; July. 



CROCIDIUM MULTICAULE, Hooker. (T.) On grassy hill sides; Straits of De Fuca; April 1; 

 flowering when only two inches high, and continuing until a foot high in June; Steilacoom; 

 common. 



ARNICA AMPLEXICAULIS, Nutt. (G.) On rocky banks of streams among the coast mountains; 

 July; 2 feet. 



CIRSIUM UNDULATDM, Spreng. (T.) &quot;A smoothish form;&quot; common in open dry grounds near 

 Columbia river, &c. The only native species west of Cascade mountains; 3 feet high. &quot;The 

 root is eaten.&quot; Gibbs. Canada thistle. 



HIERACIUM SCOULERI, Hook. (G.) Common in dry open grounds, burnt woods, &c. ; June; 

 rays white; 2 feet high. 



MACRORHYNCHUS LACINIATUS, Torr. & G. (T.) and var. /?. Common on dry prairies about 

 Puget Sound; June and July. Flowering; from 4 inches to 2 feet high. &quot;Root edible.&quot; (G.) 



M. HETEROPHYLLUS, Nutt. (G.) (Steilacoom, S.) 



M. LESSINGII, Hook. (G.) Prairies along sea-shore; June. 



MULGEDIUM LEUCOPILEUM, DC. (G.) Common in dry open woods, &c. ; August. 



SONCHUS ASPER, Yieill. (G.) Common about cultivated ground. Introduced? 



CAMPANULA LINIFOLIA, Hkr. Prairies east of Coast range; common; June 10. 



C. SCOULERI, Hkr. (G.) In shade of fir forests; common; June 20; 2 feet. (Steilacoom, S.) 



SPECULARIA PERFOLIATA, A. DC. (G.) Prairies; common; June. (Steilacoom, S.) 



HETEROCODON RARIFLORUM, Nutt. (T.) Prairie near Steilacoom; rare; growing in cultivated 

 grounds in spreading tufts a foot wide. Flowers either purple or white; June. 



GITHOPSIS SPECULARIOIDES, Nutt. (T.) (Trans, of Amer. Phil. Soc., new series, p. 225. 

 With the preceding, and similar in growth, but smaller; Juno 20; purple. 



YACCINIUM MACROCARPON, Aiton. (G.) Swamps near coast; abundant; June. 



Y. PARVIFOLIUM, Smith. (G.) Forests: common; flowers greenish purple; April; fruit red; 

 July. 



Y. CAESPITOSUM, Mich. Prairies of interior; abundant; April; 6 inches high. 



Y. OVALTFOLIUM, Smith. Dark forests; not abundant; flowers greenish, March; fruit blue, 

 sour; August. 



Y. MYRTILLOIDES, Mich. Cascade mountains over 4,000 feet high; fruit good; ripe in August; 

 brownish purple. 



9 f 



