THE BOTANY OF THE ROUTE. 53 



Sagina procumbens, Linn., (G.) With the two preceding; May. 



M/EHKINGIA LATERIFLORA, LiuD., (T.) Dry prairie near Steilacoom ; June. 



(Arexaria tenella, Nutt., (G.) Steilacoom, S.) 



(A. macrophylla, Hook. Steilacoom, S.) 



Stellaria nitens, Nutt., (T.) Dry prairies; June; 6 inches; white. 



Stellaria borealis, Bigelow, (crispa. Cham, d; SchlecM,) (G.) Damp grounds near coast; 

 March 1; common. (Steilacoom, S.) 



Cerastium arvense, Linn., (T.) Dry prairies; everywhere common; May to August.— (S.) 



Silene scoDLERi, Hkr. Prairie near Vancouver and on mountains; July; common. 



Calandrinia Menziesii, Hkr., (T.) Wet ground prairies near Steilacoom ; not common; May. 

 Also a dwarf hirsute variety in dry sandy soil, Str. De Puca; April 5. 



Claytonia Alsinoides, Sims, (G.) Common in shady wet grounds; May. (Steilacoom, S.) 



C. PEBFOLiATA, Doun., (G.) In similar situations. 



(C. PARVIFLORA, Dougl., (G.) Steilacoom, S.) 



C. PARVIFOLIA, Moeh., (G.) On wet rocks, logs, &c., on coast; Shoalwater bay; July. 



C. SPATHULATA, Dougl. , (G.) Sandy soil, among logs, &c., on coast; Shoalwater bay; 

 June. 



C. Chamissonis, Esch. & Ledeb. (C. aquatica, Nutt.,) (T.) Wet ground near Steilacoom; 

 rare; May 20; creeping. 



C. dichotoma, Nutt. Wet prairie, Whidby's island; May 23; rare; two inches high. 



Geranium carolinianum, Linn., (T.) Abundant on prairies; June to December. 



G. ALBiFLORUM, Hooker. Common in woods near Vancouver; June. 



Impatiens fulva, Nutt., (T.) Mouth of Columbia river; July; seen nowhere else. 



OxALis OEEGONA, Nutt. Shady woods along Columbia river, &c. ; June; common. 



Malva BOREALIS, Linn., (T.) (Not in Fl. of N. A.) A single specimen found at Johnson's 

 Point, Puget Sound; August 26; in flower; purple; six inches high; introduced. (?) 



SiDALCEA malvaeflora. Gray, (G.) Along edges of brackish marshes, near coast; sis feet 

 high; flowers one and a half inch in breadth; an elegant plant. The specimens collected on 

 Cascade mountains, in 1853, are only about one-third these dimensions; the S. oregana, Nutt., 

 now merged in above. 



Acer, macrophyllum, Pursh., (G.) " White maple;" common in the forests, from Cascade 

 mountains to coast; flowers May 15; leaves just expanding; forty to ninety feet high. (Steila- 

 coom, S.) 



A. CIRCINATUM, Pursh., (G.) "Vine maple." Wet woods from mountains to coast; flower, 

 reddish purple, April 20; leaves turn scarlet in autumn. 



A. GLABRUM, Torr., (T.) Smooth maple. Found west of Cascade mountains, only on 

 Whidby's island; rare; flowering March 27; male flowers only found; greenish, in axillary 

 fasccles, with very short pedicels; there only a shrub, but collected in 1853, east of the moun- 

 tains, in fruit, growing thirty feet high. 



Oreophila myrtifolia, Nutt. Rare in woods near Port Steilacoom; flowering in May; strag- 

 glers from the eastern mountains. 



Frangdla purshiana, DC, (G.) Common on borders of forests; called "bearwood;" 

 berries eaten by bears, but not by the Indians. ''Rhmnnus purshiamis, DC, Hkr., &c. 

 A genuine Prangula." — Gray. 



Ceanothus oregantjs, Nutt. Common in thickets about Vancouver, &c. ; June. 



