CATALOGUE OF FOREST TREES. 155 



A tree 18 to 24 meters in height, with a trunk sometimes 0.90 meter in diameter; bottom lands or rich sandy 

 uplands. 



Wood heavy, strong, not hard, rather close-grained, compact; layers of annual growth marked by several 

 rows of small open ducts ; medullary rays few, distant ; color, light brown tinged with red, the sap-wood lighter 

 red ; specific gravity 0.7472 ; ash, 0.50 ; somewhat used for fellies of wheels, clapboards, in construction, etc. 



287. Quercus densiflora, Hooker & Amott, 



Bot. Beechey, 301. Hooker, Icon, iv, t. 380. Bentham, PI. Hartweg. 337. Nuttall, Sylva, i, 11, t. 5; 2 ed. i, 21, t. 5. Torrey in 

 Pacific K. R. Eep. iv, 138. Bot. Wilkes Exped. 458. Newberry in Pacific R. R. Rep. vi, 31, 89, f. 8. A. De Candolle, Prodi. 

 xvi*, 82. Bolander iu Proc. California Acad, iii, 231. Vasey, Cat. Forest Trees, 25. ^Engelmann in Trans. St. Loais Acad, iil, 

 38'J ; Bot. Caiil'omia, ii, 99. 



Q. echinacea, Torrey in Pacific E. R. Rep. iv, 137, t. 14. 



Pasania densiflora, Orsted in Saerskitt. Aftryk. af. Nat. For. Viden. Meddelt. Nos. 1-6, 1866, 73. 



Q. echinoides, R. Brown Campst. in Ann. & Mag. Nat. Hist. April, 1871, 2. 



TAWBAKK OAK. CHESTNUT OAK. PEACH OAK. 



> 



Valley of the Pmpqua river, Oregon, south through the Coast ranges to the Santa Lucia mountains, California. 



A tree 18 to 24 meters in height, with a trunk 0.60 to 0.90 meter in diameter ; rich valleys and banks of streams; 

 most common and reaching its greatest development in the redwood forests of the California coast. 



Wood heavy, hard, strong, very close-grained, compact, containing broad bands of small open ducts parallel 

 to the thin, dark, conspicuous medullary rays ; color, bright reddish-brown, the thick sap-wood darker brown ; 

 specific gravity, 0.C827; ash, 1.49; largely used as fuel. 



The bark, rich in tannin, very largely used and preferred to that of any other tree of the Pacific forests for 

 tanning. 



Note. Tlie following shrubby species of Quercus do not properly find a place in this catalogue : 



Quercus undulata, Torrey in Ann. Lye. N. York, ii, 248, t. 4. 

 Interior Pacific region from Colorado southward. 



Quercus Breweri, Engelmimn in Bot. California, ii, 96. 



Q. Ijhata, var. Ji-utico^a, Engelmann in Trans. St. Lonls Acad. Ill, 388. 

 Western slopes of the high Sierra Novadas, California. 



Quercus Oeorgiana, M. A. Curtis in Chapman's Fl. S. States. 

 Stone Mountain, Georgia. 



Quercus myrtifolia, Willdcnow, Sp. iv, 424. 



Q. Fhtllos, var. armaria, Chapman, m. S. States, 420. 



Q. aquatka, var. myrtifolia, A. De Can<loUe, Prodr. xvl, (a. 



South Atlantic and Gulf coast. 



Quercus ilicifoUa, Wangenheim, Amer. 79, t. 0, 17. 



Q. Ilanisteri, Michaax, Hist ChSnos Am. 1 27. , 



North Atlantic region. 



Quercus pumila, W.-ater, n. Carollana, 234. 



Q. Phellos pumila, Michanx, Hist Cbtoos Am. 1 15, t L 



Q. cinerea, var. pumila, Chapman, M. S. States, 421. A. De Candolle, Prodr. U, 74. 



Q. cinerea, var. utricea, Engelmann in Trans. St Lonls Acad, iil, 384. 



Q. sericea, WlUdcnow, Spec. 424. 



Q. Phelloa, var. tericea, Alton, Hort. Kew. iil, 351. 



Pine barrens. South Carolina. 



Quercus dumosa, Nuttall, Sjlva, l, 7. 



Q. berberidij'olia, Liebmann in Dansk. Vidensk. Selsk. ForhandL 1854, 17J, In part 



Q. dumosa, var. bullata, Engelmann in Bot CaUfomia, 296. 



Q. acutidena, Torrey, Bot Mei. Boundary Survey, 207, t. 51. 

 Coast ranges of southern Calif'>rnia. 

 Kumerons hybrid or supposed hybrid oaks, variously described by American botanists, are not properly considered here. 



