440 IOWA ACADEMY OF SCIENCE Vol. XXV, 1918 



Chrysosplenium tetrandrum Th. Fries. Common in springy 

 places at Juneau. 



Tiarella trifoliata L. A common woodland species. 



Tellima grandiflora (Pursh) Dougl. Common along the edge 

 of the forests, 



Pectianthia peniandra (Hook.) {MHella pentandra Hook.). 

 Collected at Juneau. 



Heuchera glabra Willd. A common species of wooded hill- 

 sides. 



GROSSULARIACE.^. 



Eihes echinatum Lindl. {Limnohotrys echinata (Lindl.) 

 Rydb.). Common around Juneau. This is the species most gen- 

 erally listed as R. lacustre (Pers) Poir. It is intermediate be- 

 tween gooseberries and currants. 



Ribes laxiflorum Pursh. Stink Currant. This common spe- 

 cies is of a somewhat trailing habit and is frequently found cov- 

 ering old stumps. 



Ribes bracteosum Dougl. Wild Black Currant. This species 

 is quite common and bears long racemes of black berries covered 

 with a white bloom. It is of considerable culinary -value, making 

 a delicious mamnalade. 



Ribes triste Pall. Wild Red Currant. It has been confused 

 with R. rubrum but is quite distinct from the garden currant. 

 The gTowth is shorter and darJier with more shreddy bark. It 

 flowers two weeks earlier and has highly colored flowers. The 

 fruit ripens earlier and is a bright clear red and inclined to i>e 

 oblong. 



ROSACEA. 



Lidkea pectinata (Pursh) Kuntze. A pretty little alpine 

 plant common on the mountains. 



A7-nncns acuminatus (DoMgl.) Rydb. A common and very or- 

 namental species. 



Ruhus chamaemorus L. Cloudberry. A common bog plant. 

 Fruit is quite good and much sought by the Indians. 



Rubits stellatus Smith. Quite colnmon in wet places. The red 

 fruit is of fine quality; the best of any native species of Rubus. 



Rubits pedatus Smith. A very common herbaceous trailing 

 species. 



Rubus viburnifoUus Greene. Collected along Taku river. 



Rubus spectahilis Pursh. Salmonberry. A very common large- 

 growing species with perennial canes. 



