PTPER FLORA OF THE STATE OF WASHINGTON. 323 



Specimens examined: Olympic Mountains 2208; Mount Rainier, Pi'per 2037; Alhn 

 282; Cascade Mountains, latitude 49°, Lyall in 1859; Stevens Pass, Whited 1430; Fish 

 Lake, Dunn, August 8, 1900; Bridge Creek, Elmer 673. 



Zonal distribution: Hudsonian. 



GROSSULARIACEAE. Currant Family. 



RIBES. Currant. Gooseberry. 



Stems usually armed witli spines and frequently with prickles; leaves 

 plicate in the l)ud. 



Peduncles 1 to 4-flo\vered: calyx tube campanulate or cylindric 

 Flowers about 2 cm. long, dark pui-ple; berries warty, gland- 

 ular . 1. R. lohhii. 



Flowers much smaller, greenish or purple or wliite. 



Berries prickly ,2. R. irafsonianiim. 



Berries smooth. 



Calyx loljes longer than the tube; stamens decid- 

 edly longer than the whole calyx. 



Flowers white; calyx lobes narrow . 3. R.niveum. 



Flowers greenish or purplish; calyx lobes 



broader 4. R. divaricatum. 



Catyx lobes equaling.or shorter than the tube. 



Stamens scarcely longer than the whole calyx ; 



flowers greenish; prickles often wanting.. . 5. R. inenne. 

 Stamens decidedly shorter than the whole cah'x. 



Lobes equaling the campanulate tube .. . 6. R. irriguuiii. 

 Lobes shorter than the cylindric tube.. . 7. R. cognatum. 

 Peduncles nodding: flowers rather numerous in a raceme; calyx 

 tube saucer-shaped; berries glandular. 



Leaves glabrous or nearly so ; berries lilack 8. R. lacustre. 



Leaves pubescent or glandular; berries red 9. R. lentum. 



Stems not thorny or prickly. . 



Leaves convolute in the bud; flowers yellow; calyx-tube long 



cylindric - 18. R. aureum. 



Leaves plicate in the bud; flowers green, white r.v red. 

 Calyx tube rotate. 



Berries red, smooth 14. R. cUiosum. 



Berries black, glandular. 



Flowers white 13. R. pctiolave. 



Flowers greenish. 



Racemes erect or ascending. 



Glands sessile 10. R. h)-acteosum.' 



Glands stalked 11. R. larijlornm . 



Racemes pendent 12. R. howeUii. 



Calyx tube cylindric or campanulate. 



Flowers red; raceme drooping, many-flowered 15. R. sanguineum. 



Flowers white or greenish ; inflorescence few-flowered. 



Berries red or orange, glabrous or slighth' glandu- •. . 



lar; leaves resinous-dotted; raceme drooping.. . 1(). R. cereum. 

 Berries black, glandular; leaves viscid-pubescent : 



inflorescence corymbose 17. i?. liscosissimum. 



1. Ribes lobbii A. Gray, Am. Nat. 10: 274. 1876. 

 Type locality: "Vancouver Island." Collected by Wood. 

 Range : Vancouver Island to North California west of the Cascade Mountains. 



