442 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM. 



Type locality: Type raised from seed collected by Drunimond in the Rocky Mountains 

 of British America. 



Range: British Columbia to Colorado and California. 



SpEcrMExs EXAMINED: Mount Rainier, Piper 2044; Mount Adams, SvJcsdorf 153; 

 Kittitas County, Sandberg d' Leiberg 706. 



Zonal distribution: Hudsonian. 



CLADOTHAMNUS. 



1. Cladothamnus pyrolaeflorus Bong. Mem. Acad. St. Petersb. VI. 2: 155. 1. 1. 1832. 



Tdmiea occidentalis Hook. Fl. Bor. Am. 2: 45. 1834. 



Type localfty: Sitka, Alaska. 



Range: Alaska to Oregon. 



Specimens examined: Cascade Mountains, latitude 49°, Lyall in 1859; Baldy Peak, 

 Lamb 1368. 



Zonal disthibution : Hudsonian. 



VACCINIACEAE. Blueberry Family. 



Erect shrubs ; corolla cylindric or urceolate Vaccinium. 



Trailing vines : corolla deeply 4-cleft, the lobes spreading Oxycoccus. 



VACCINIUM. Blueberry. 



Leaves evergreen ; filaments hairy 1 . V. ovatum . 



Leaves deciduous; filaments glabrous. 



Flowers in clusters of 2 to 4 ; corolla mostly 4-lobed ; calyx deeply 

 4 or 5-parted. 



Leav«»s thick, prominently veiny, obtuse or retuse 2. V . vliginosum. 



Leaves thinner, obscurely veiny, obtuse or acute 3. F. occidentcle. 



Flowers solitary ; corollas mostly 5-lobed ; calyx obscurely lobed. 

 Low shrubs, less than one-half meter high. 



Branches sharply angled ; berries red or wine-color 4. V. scoparium. 



Branches terete; berries blue with a bloom. 



Leaves rather thin, bright green on both sides; 



corolla ovate or oblong 5. V. caespiioaum. 



Leaves thicker, pale and glaucescent; corolla 



globose 6. V. deliciosum. 



Taller shrubs 1 to 3 meters high. 



Leaves serrate; berries blackish without bloom 7. V. macrophyllum. 



Leaves entire. 



Berries blue with a bloom 8. V. ovalifolium. 



Berries red 9. V. parvifolium. 



1. Vaccinium ovatum Pursh, Fl. 1: 290. 1814. 



Type locality: "On the Columbia River." Collected by Lewis, the exact spot Fort 

 Clatsop near Astoria, Oregon. 



Range: British Columbia to California, west of the Cascades and Sierras. 



Specimens examined : Montesano, Heller 3942 ; Grays Harbor City, Lamb 1037 ; Olym- 

 pia, Henderson, May, August, 1892; Admiralty Head, 0. Piper, April 24, 1898; near Lake 

 Washington, SuTcsdorf 984; Seattle, SuTcsdorf 984; Port Ludlow, Binns; Tacoma, Flett 

 59; without locality. Cooper. 



Zonal distribution: Humid Transition. 



Very variable as to fruit, being black and shiny or blue and glaucous. The berries vary 

 likewise in flavor and texture. 



