442 IOWA ACADEMY OF SCIENCE Vol. XXV, 1918 



Medicago denticulata Willd. A rather common weed at Sitka, 



Vicm angusUfolm (L.) Roth. A few plants collected at Sitka. 

 Probably introduced with feed. 



Vioia sitchensis Bong-. Common along the edge of the forest 

 facing the sea at Sitka. 



Lathy rus maratimiis (L.) Bigel. Beach Pea. Occurs on some 

 islands southwest of Sitka and is common at Mendenhall. 



Homalob\is dehilis (Nutt.) Rydb. Collected in tire Persever- 

 ance basin near Juneau. 



Aragallus campestris. (Oxytropis canipestris D. C.) Collected 

 in the Perseverance basin and along Taku river. 



GERANIACE^. 

 Geramimi eriantlmm DC. Common around Juneau and in 

 some localities near Sitka. 



Erodium cicutariwm (L.) L'Her. Alfilaria. A single plant at 

 Juneau where manure had been applied. 



OXALIDACE^. 

 Hanthosalis corniculata (L.) Small. (Oxalis corniculata L.) 

 A greenhouse weed. 



EUPHORBIACE^E. 



Euphorbia peplus L. A greenhouse weed. 



CALLITRICHACE^. 

 Callitriche palustris L. Frequent in pools and lakes. 



EMPETRACEiE. 

 Enipetrum nigrum L. Crowberry. One of the commonest of 

 all species in the bogs at low elevations and on dr}^ peaty soil at 

 high elevations. 



ACERACE^. 

 Acer douglasii Hook. Dwarf Maple. Occurs in the Persever- 

 ance basin and along Taku river. 



BALSAMINACE^. 

 Invpatiens occidentalis Rydb. Touch-me-not. Common around 

 Juneau. Often considered synonymous with /. nolitangcre L. 



VIOLA CE^. 

 Viola palustris L. Rather common in wet soil. 

 f'^iala langsdorfii Pisch. Comjnon in wet places near Juneau. 

 Viola glabella Nutt. Common in the forests. 



ONAGRACB^. 

 CJiamaenirioii angustifaUum (L.) Scop. {Epilobium angusti- 

 folium L.). {Chamaenirion spicatum (Lam.) S. P. Gray. Pire- 

 weed. Very common. Show}^ when in flower. 



