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Plates XXI & XXII. 



QUERCUS CHRYSOLEPIS, Liebmann. 



Bibliography. 



QuERCUS CHRYSOLEPIS, Liebm. in Beiith. PI. Hartw., 336 (1849); Dansk. Vidensk. 



Forhandl. 1854, 173. 

 QuERCUS PULVESCENS, Kellogg, Proc. Calif. Acad, i, 70 (1855). 



, Newb., Pac. R. Rep. vi, 27, fig. 5 (1857). 



QuERCUS CRASSIPOCULA, Torr., Pac. R. Rep. v, 365, t. 9 (1855). 

 QuERCUS CHRYSOLEPIS, Torr., Bot. Mex. Bound. 206 (1858). 



, Cooper, in Smithsonian Rep., 1858, 260. 



, Kellogg, in Proc. Calif. Acad. ii. 45 (1857); Forest Trees of Calif 60 (1882). 



, H. De Candolle, Prodr. xvi', 37 (1864). 



, Bolander, in Proc. Calif. Acad, iii, 231 (1868); Catal. PI, San Francisco, 



27 (1870). 

 , Engelm., Trans. St. Louis Acad, iii, 383 (1876), excl. Q. vacciniifolia; 



Bot. Calif ii, 97 (1880), excl. var. vacciniifolia. 



, Sargent, U. S. Forestry Rep. 146 (1883), excl. Q. vacciniifolia. 



, Behr, Fl. San Francisco, 269 (1888). 



Description. A small or large tree, usually thirty or forty, seldom eighty or one 

 hundred feet high, the trunk sometimes five feet or more in diameter, oftener but two or 

 three feet; the bark flaky and of an ash-gray color: branches in young or small trees 

 erect or ascending and rather compact, otherwise loose and spreading : foliage pale and 

 glaucous, or else of a bright shining green above and yellowish-pubescent beneath; leaves 

 oblong, acute, entire or spinose-toothed, of coriaceous texture and an inch or two long, on 

 very short petioles : fructification biennial : acorns solitary; cups hemispherical or saucer- 

 shaped, from a third of an inch to more than an inch wide, the scales triangular, appressed, 

 more or less hidden by a dense yellowish tomentum ; nut oval, obtuse, from a half-inch to 

 an inch and a half long. 



Habitat. From southern Oregon to the Lower California peninsula, in the Coast 

 Ranges ; also on the islands of Santa Cruz and Cedros ; and among the foot-hills of the 



