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. 



AYood 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, U..~>0; some what used for fellies of wheels, clapboards, in construction, etc. 



287. Quercus densiflora, Hooker & Arn< >tt, 



Bot. Beechey, 391. Hooker, Icon, iv, t. 380. Bentlmiu, I'l. HarUveg. 337. Nuttall, Sylv.-i, i, 11, t. 5; -' ed. i, 21, t. 5. Torrey in 

 Pacific E. R. Eep. iv, 138. Bot. \Vilkcs Expi-d. 4:V. X.-Nvlierry in Pacific R. R. Rep. vi, 31, 89, f. 8. A. De CandoUe, Prodr. 

 xvi-, 82. Bolauder in Proc. California Ac ad. iii, '>:U. Vasey, Cat. Forest Trees, 25. Engelmaun in Trans. St. Louis Acad. iii, 

 380; Bot. California, ii, 99. 



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



Pasanitt densiflora, Orstcd in Saer&kitt. Aftryk. af. Nat. For. Viik-u. Meddelt. Nos. 1-6, 1866, 73. 



Q. echinoiden, R. Brown Campst.in Ann. & Mag. Kat. Hist. April, 1871, '2. 



TANBARK OAK. CHESTNUT OAK. PEACH OAH. 



Valley of the Umpqua 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, O.GS27 ; 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 .The 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, Engehnann in'liot. California, ii, 96. 



Q. labata, var. fntticosa, En(;elmann in Trans. St. Louis Acad. iii, 388. 

 Western slopes of the high Sierra Nevadas, California. 



Quercus Georgiana, SI. A. Curtis iu Chapman's Fl. S. States. 

 Stone Mountain, Georgia. 



Quercus myrtifolia, Willdenow, Sp. iv, 434. 



Q. Phellos, var. arenaria, Chapman, Fl. S. States, 420. 



Q. aquatica, var. myrtifolia, A. Do CandoUe, Prodr. xvi, 68. 



South Atlantic and Gulf coast. 



Quercus ilicifolia, Wangcnheim, Amer. 79, 1 8, f. 17. 

 Q. Banisteri, Michaux, Hist. Chcnea Am. t.27. 



North Atlantic region. 



Quercus pumila, Walter, Fl. Caroliana, 234. 



Q. Phtllos pumila, Michaux, Ilist. Chenes Am. 1. 15, f. 1. 



Q. cinerea, var. pumila, Chapman, Fl. S. States, 421. A. De CandoUe, Prodr. 16, 74. 



Q. cinerea, var. sericea, Engolmann in Trans. St. Louis Acad. iii, 384. 



Q. sericea, Willdenow, Spec. 424. 



Q, Phellos, var. sericea, Aiton, Hort. Kew. iii, 354. 



Pine barrens, South Carolina. 



Quercus dumosa, Nuttall, Sylva, i, 7. 



Q. berberidifolia, Lk-bmann in Dansk. Vidensk. Sclsk. Forbandl. 1854, 172, in part. 

 Q. dumosa, var. bitllala, Engelmann in Bot. California, 296. 

 Q. acuiidens, Torrey. Bot. Mex. Boundary Survey, 207, t. 51. 



Coast ranges of southern California. 

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



