CHECK LIST OF FOREST TREES 



199 



Rhamnus crocea ilicifolia Greene. 



Hollyleaf Buckthorn. 



Range. — California (Sacramento River southward on west slopes of Sierra 

 Nevada and coast mountains to San Diego County); Arizona (Oak Creek and 

 Sycamore Canyons; Verde River Canyon in vicinity of Camp Verde; Pinal and 

 Santa Catalina Mountains). 



NAME IN USE 



Hollyleaf Buckthorn 



Rhamnus crocea pilosa Trelease mss. in M. K. Curran. Buckthorn. 



Range. — Southern California (Santa Maria Valley in the vicinity of San 

 Diego). 



Note on nomenclature. — Designated by some authors as Rhamnus crocea 

 insularis forma pilosa Trelease, and as Rhamnus pilosa (Trelease) Abrams. 



NAME IN USE 



Buckthorn 



Rhamnus crocea insularis (Greene) Sargent. 34 Buckthorn. 



Range. — Southern California (Cedros and Santa Barbara Islands and adja- 

 cent mainland). 



NAME IN USE 



Buckthorn 



Rhamnus caroliniana Walter. 



Yellow Buckthorn. 



Range. — From Virginia to Florida, and west to eastern Kansas, Oklahoma, 

 southwestern Arkansas, and eastern Texas. 



NAMES IN USE 



Indian Cherry (W. Va., N. C, Miss. 



La., Tex., Ark., Nebr.). 

 Buckthorn (Ark., Iowa, Nebr., Ohio), 

 Alder Buckthorn (Tex., Nebr.). 

 Yellow-wood (Ala., Fla., La.). 

 Stinkwood (La.). 

 Bog Birch (Minn.). 

 Stink Berry (Nebr.). 



*Rhamnus purshiana de Candolle. 



Stink Cherry (Nebr.). 



Carolina Buckthorn (S. C, Pa., Ohio). 



Polecat-tree (Tex.). 



Polecat-wood (Ark.). 



Brittlewood (Ark.). 



Elbow-brush (Ark., Miss.). 



Yellow Buckthorn. 



Cascara. 



Range. — From Puget Sound southward to central California; eastward 

 through northern Washington to Idaho (Bitter Root Mountains) and Montana 

 (Flat Head Lake) ; northeastern Oregon (Wallowa National Forest — J. D, 

 Guthrie); Arizona (Grand Canyon of Colorado River; Chiricahua Mountains). 



NAMES IN USE 



Shittimwood (Oreg., Idaho, Wash.). 



Cascara Sagrada (Calif., Oreg.). 



Bearberry (Oreg., Calif., Idaho, Wash.). 



Bearwood (Oreg.). 



Cascara (Idaho). 



Wahoo (Oreg.). 



Chittim (Oreg.). 



Chittern (Wash.). 



Cascara Buckthorn (trade and hort.). 



Yellow-wood (Oreg.). 



Buckthorn (Idaho). 



Note. — Two wild trees of Rhamnus dahurica Pallas," an Indian species, 

 were reported growing in a swamp (5 or 6 miles) south of Ann Arbor, Mich., 500 



84 Rhamnus pirifolia Greene, occurring on Santa Cruz Island, ofi the coast of southern California, was 

 formerly admitted to the Check List as a distinct species. Britton and Shafer (op. cit., 678) have also re- 

 corded it as such. The writer is in doubt now as to whether this plant is distinct from Rhamnus crocea 

 Nuttall, or its variety Rhamnus crocea insularis (Greene) Sargent, to which it is certainly similar. 



Pigeon-berry (Idaho). 



Oregon Bearwood (Oreg., Wash.), 



Coffee-berry (Calif.). 



Wild Coffee-bush (Calif.). 



Bitterbark (lit.). 



Western Coffee (Oreg., Calif.). 



Bayberry (Oreg., Calif.). 



Wild Coffee (Calif.). 



California Coffee (Calif.). 



Coffee-tree (lit.). 



