64 BOTANY OF THE ROUTE. 



Sambucus pubens, Mich. var. (S. raeemosa, Hkr.) (G.) Common in the forests, growing 20 

 feet high ; April 20. 



S. GLAUCA, Nutt. Plains and prairies on both sides of Cascade mountains ; most common 

 eastward. Not west of Coast range ; June 20 ; Steilacoom. Berries much more pleasant than 

 those of C. Canadensis ; ripe in July ; blue. 



Galium teifidum, Linn. (G.) Common in the thickets, &c. ; June. 



G. TEIFLORUM, Mich. (G.) In similar places everywhere ; June. 



(G. Aparine, Linn. (G.) Steilacoom, S.) 



Valeriana capitata, Willd. Rare ; on rocky banks of "Stah-chess" river, near Olympia ; 

 May 1 ; 3 feet high ; flowers pink, fragrant. 



Plectritis congesta, DC. (G.) Sandy soil along sea-shore and Straits of De Fuca ; common. 

 Flowers pink; June and July. Sometimes 3 to 4 feet high, decumbent. (Steilacoom, S.) 



Nardosmia palmata, Hooker, (G.) Common on the sloping clay banks bordering Shoalwater 

 bay and Puget Sound ; March 15. 



Aster Douglassii, (G.) This seems to be the only species of this numerous genus common 

 Avest of the Cascade mountains, in this Territor}-. It grows in moist meadows, from two to 

 five feet high ; the latter on the coast. This large variety has leaves 4 inches long and 1 broad, 

 and, except in the want of "canescent pubescence," seems to approach A. Menziesii, Lindl. 

 Rays bright or dark purple ; July to September. 



Erigeron speciosum, DC, var. ft. (T.) On dry prairies near Puget Sound. Rare ; July; 2 

 feet. Flowers pale purple. 



(Erigeron Canadense, Linn. (G.) Steilacoom, S.) 



SoLiDAGO confertiflora, DC. (G.) Abundant on the sand}' sea-shore prairies in dry soil ; 

 September ; not more than two feet high ; raceme very large and dense, 6 inches long. 

 (Steilacoom, S.) 



S. elongata, Nutt., var. (T.) Not abundant ; in open spots, along Columbia river and sea- 

 shore ; not seen near Steilacoom ; July ; 4 feet high. 



Grindelia integrifolia, DC. Common on wet meadows near the sea ; var. /?. near mouth 

 of Columbia river ; July. (Steilacoom, S.) 



Franseria Chamissonis, Lesson; /9. cuneifolia, Nutt. (G.) Common in sand hills near edge 

 of salt water along coast ; July. 



P. BiPiNNATiPiDA. , Nutt. (G.) In the same situations near mouth of Columbia. Common. 

 Both form bushy, prostrate tufts in the sand. I observed no intermediate forms of the leaves. 



Balsamorhiza deltoidea, Nutt. (T.) Cotomon on moist prairies of the interior, nearly to 

 top of Cascade range, not west of Coast mountains; July; near Puget Sound. "Root 

 edible." (G.) 



BiDENS CERNUA, Linn. (G.) Not common; in swampy salt marshes along sea-coast; September. 



Bahia lanatA, Nutt. (G.) Common on dry plains east of Coast range; June. (Steilacoom, S.) 



Madia racemosa, Torr. & Gray, (G.) (Steilacoom, S.) 



Achillea millefolium, Linn. (G.) Abundant everywhere in dry soil. (Steilacoom, S.) 



CoiNOGYNB CABNOSA, Lesson. (G.) Common on the edge of salt marshes among Saticornia, 

 from which it is not easily distinguished when not in flower; July to September; flowers bright 

 yellow. 



Tanacetum Huronense, Nutt. (G.) Sandy soil along sea-shore and interior prairies; July. 



Artemisia Douglasiana, Bess. (C.) On steep clay banks about Shoalwater bay; September. 



