386 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM. 
Watson 73; White Salmon, Suksdorf 261; Cascade Mountains, latitude 49°, Lyall in 1859; 
Stehekin, Whited 1408; Nason Creek, Sandberg & Leiberg 624; without locality, Vasey 
227, 228; Clallam County, Elmer 2835; Stehekin, Griffiths & Cotton 221. 
ZONAL DISTRIBUTION: Humid Transition. 
IMPATIENTACEAE. Batsam Faminy. 
IMPATIENS. JeEwWELWEED. 
Posterior sepal not spurred... .... .. we ee ee eee ee eee eee 1. I. ecalcarata. 
Posterior sepal spurred. 
Corolla orange-yellow; saccate sepal longer than broad............. 2. 1. buflora. 
Corolla pale-yellow; saccate sepal much longer than broad. ........ 3. 1. nolitangere. 
1. Impatiens ecalcarata Blankinship, Mont. Agr. Coll. Sci. Stud. 1: 85. 1905. 
Type Locairy: Montana, “about half a mile east of Plains, Missoula County.” 
Rance: Washington to Montana. 
SPECIMENS EXAMINED: Columbia Valley, Lyall in 1860. 
2. Impatiens biflora Walt. Fl. Car. 219. 1788. 
Impatiens fulva Nutt. Gen. 1: 146. 1818. 
Impatiens aurella Rydberg, Bull. Torr. Club 28: 34. 1901. 
Tyre Locauity: Carolina. 
Rance: Washington to Newfoundland, south to Kansas and Mississippi. 
SPECIMENS EXAMINED: Columbia Valley, Lyall in 1860; Wilbur, Henderson, July, 1892; 
Rock Lake, Lake & Hull 453; Spokane, Piper 2384; Spokane County, Suksdorf 1837: 
Meyers Falls, Kreager 472. 
3. Impatiens nolitangere L. Sp. Pl. 2: 988. 1753. 
Type Locauity: ‘Habitat in Europae, Canadae nemoribus.’ 
Rance: Alaska to Washington. Europe. Asia. 
SPECIMENS EXAMINED: Cascade Mountains, latitude 49°, Lyall in 1859; Deming, Fett 
853; North Fork of Nooksack River, Suksdorf 960. 
ZONAL DISTRIBUTION: Canadian. 
This species is undoubtedly native, not introduced as indicated in the Synoptical Flora. 
’ 
RHAMNACEAE. BucktTnorn FAMILY. 
Fruit a drupe; flowers solitary or umbelled.............-.-.-.----------- RHAMNUs. 
Fruit a dry capsule; flowers paniculate. ... - cee eee ee ee ee eee eee CEANOTHUS. 
RHAMNUS. 
Shrub; petals wanting; leaves nearly glabrous beneath. ..............- 1. R. alnifolia. 
Tree; petals present; leaves downy beneath.........-.........-.----- 2. R. purshiana. 
1. Rhamnus alnifolia L’Her. Sert. Angl. 5. 1788. 
Tyre Locauity: “In America septentrionale.”’ 
Ranae: British Columbia to Maine, southward to California, Wyoming, and New Jersey. 
SPECIMENS EXAMINED: Marshall Junction, Piper 2250; near Spangle, Suksdorf 2453; 
Box Canyon, AKreager 393. 
ZONAL DISTRIBUTION: Canadian. 
2. Rhamnus purshiana DC. Prod. 2: 25. 1825. CASCARA SAGRADA. 
Rhamnus alnifolia Pursh, Fl. 1:166. 1814. Not L’Her. 
Type Ltocairy. “On the banks of the Kooskooskee” [Clearwater], Idaho. The exact 
spot where Lewis collected the type is Camp Chopunish, opposite Kamiah. 
Rance: British Columbia to Idaho and California. 
