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. 



ACHLYS TRIPHYLLA, (DC.) Vancouver to Olympia, in fir forests. Flowers May 1, common. 

 &quot;A decoction of the root used for pains in the breast.&quot; (G.) 



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



CHRYSEIS CALIFORNICA, (Hkr. & Arnott.) Garden near Steilacoom. Introduced? Agrees 

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

 inches wide, orange ; June. 



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

 high ; June. 



N. PALUSTRE, 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 Shoal water 

 bays ; May. 



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

 where. 



C. HIRSUTA, Linn., vars. /9. & 7-., (G.) Abundant in wet grounds everywhere ; 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 Shoal water 

 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.&quot; Gray. 



ERISYMUM ASPERUM, DC. (T.) Dry prairies near Steilacoom, not common ; June 1. 



DRAB A NEMORALIS, Ehrh. var. /9., (T.) Prairies on Whidby s island; March 20; common. 



CAPSELLA BURSA-PASTORIS, Moench., (T.) Prairies on Whidby s island. Introduced? 



VIOLA ADUNCA, Smith, (G.) &quot;Probably the same specifically as V. canina.&quot; GRAY. Dry 

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



V. NOTTALLII, 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 Shoal water bay. 



SPERGULARIA RUBIRA, Persoon, (G.) Sandy prairie along coast at Shoal water bay ; May. 



HONCKENYA PEPLOIDES, Ehrh. var. oUongifolia, Torr. &amp;lt;& Gr., (G.) Sandy salt marsh, with the 

 preceding ; September. 



SAGINA PROCUMBENS, Linn., (G. ) With the two preceding; May. 



M^EHRINGIA LATERIFLORA, Linn., (T.) Dry prairie near Steilacoom: June. 



(ARENARIA TENELLA, Nutt., (G.) Steilacoom, S.) 



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



