56 BOTANY OF THE ROUTE. 



B. NERVOSA, (Pursh.) With the preceding, west of Cascade mountains, (only?) flowering at 

 the same time ; the flowers only differing in their larger size. Both are similarly fragrant ; 

 stems creeping beneath the surface, the ends only rising a few inches. 



AcHLTS TRiPHTLLA, (DC.) Vaucouver to Olympia, in fir forests. Flowers May 1, common. 

 "A decoction of the root used for pains in the breast." (G.) • 



NoPHAR ADVENA, (Aiton.) Ponds on mountains and near coast, April. 



Chrtseis Californica, (Hkr. & Arnott.) Garden near Steilacoom. Introduced? Agrees 

 nearer with this than C. Douglassli, which I did not meet with in the Territory. Flowers 3 

 inches wide, orange ; June. 



DiELTTRA FORMOSA, DC, (G.) Common in rich grounds; Cascades to coast. April to July. 



CoRYDALis Scouleri, Hkr., (C.) Rocky edges of brooks in mountain forests, 3 feet; 

 June 15. 



Nasturtium curtisiliqua, Nutt., (T.) Steilacoom ; common in wet grounds on prairie, 2 feet 

 high ; June. 



N. PALUSTRB, DC. Marshes along coast, common ; June. 



Barbarea vulgaris, R. Br., (G.) Abundant in damp meadows, everywhere to coast; May. 



Arabis hirsuta, Selys., (T. & G.) Common in dry prairies, Steilacoom and Shoalwater 

 bays ; May. 



Cardamine ANGULATA, Hkr., (C.) March 4 to May. Common in shady rich woods every- 

 Avhere. 



C. HIRSUTA, Linn., vars. (i. & y., (G.) Abundant in wet grounds ev«ry where ; April. 

 C. OLIGOSPERMA, Nutt., (T.) April ; Whidby's I. Less common. 



Dentaria tenella, Pursh. Whidby's I., in damp woods ; April ; tuberous, flowers purple. 



Sisymbrium CANESCENS, Nutt., (T.) Prairies, Whidby's I.; April. Common, 2 feet high. 



Sisymbrium deflexum, Harvey, (G.,) var? (not in Fl. of N. A.) Sandy prairie at Shoalwater 

 bay, not common, June, 4 feet high ; May to July. "This seems to be a very luxuriant state 

 of the species of Coulter's California collections. Having been collected by Dr. Parry in 

 California, it will be characterized in the botany of the Mexican boundary survey." Gray. 



Erisymum asperum, DC. (T.) Dry prairies near Steilacoom, not common ; June 1. 



Draba nemoralis, Ehrh. var. ^., (T.) Prairies on Whidby's island ; March 20 ; common. 



Capsella Bursa-pastoris, Moench., (T.) Prairies on Whidby's island. Introduced? 



Viola adunca. Smith, (G.) "Probably the same specifically as "V. canina." — Gray. Dry 

 sandy prairies, Whidby's island and coast ; blue ; March 5. (Steilacoom, S.) 



V. Nuttallii, Pursh., (T.) Dry prairies, Whidby's island ; March 20 ; common ; yellow. 



V. glabella, Nutt., (G.) Damp, shady woods, near coast; 10 inches; May 1 ; yellow. 



Drosera rotundifolia, Linn. Sphagnous swamps, near mouth of Columbia river ; July. 



Hypericum scouleri. Hooker. Common in praries everywhere ; June. 



Paronychia ramosissima, (DC.,) (G.) Sandy prairie along coast at Shoalwater bay. 



Spergularia rubira, Persoon, (G.) Sandy prairie along coast at Shoidwater bay ; May. 



Honckenya peploides, Ehrh. var. ohlongi/olia, Torr. & Gr., (G.) Sandy salt marsh, with the 

 preceding ; September. 



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



MiEHEiNGiA lateriflora, Liuu. , (T.) Dry prairie near Steilacoom; June. 



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



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



