PINETUM DANICUM. 



889 



diameter ; light, sandy loam or dry, rocky ridges, forming scattered 

 groves rarely exceeding a few hundred acres in extent ; common, 

 and reaching ics greatest development, through Northern Wisconsin 

 and Minnesota ; rare in the Eastern States, except in the extreme 

 northern portions of New England (C. S. Sargent). 



P. resinosa is rare in Denmark. A plant twenty-two years old 

 has reached a height of more than 25 feet, and a girth of more than 

 2 feet. 



P. rigida, Mill. Diet. ed. 7, n. 10 ; Du Roi, Harbk. ii. 60 ; 

 Marshall, Arb. 101 ; Wangenh. Amer. 41 ; Lamb. Pin. ed. 1, i. 25, 

 t. 18, 19, ed. 2, i. 32, t. 16, 17, and ed. 3, i. 28, t. 18, 19 ; Willd. Spec, 

 iv. 498, Enum. 988, and Berl. Eaumz. 268 ; Pers. Syn. ii. 578 ; Desf. 

 Hist. Arb. ii. 612 ; Michx. fil. Hist. Arb. Am. i. 89, t. 8, and N. Amer. 

 Sylv. ed. 3, iii. 118, t. 144 ; Nouv. Duham. v. 244, t. 74 ; Ait. Hort. 

 Kew. ed. 2, v. 317 ; Smith in Rees' Cycl. xxviii. No. 14 ; Pursh, El. 

 Am. Sept. ii. 643 ; Poir. Suppl. iv. 417 ; Eaton, Manual, 110, and 

 ed. 6, 265 ; Barton, Compend. El. Philadelph. ii. 183 ; Nutt. Gen. ii. 

 223 ; Hayne, Dend. El. 175 ; Elliott, Sk. ii. 635 ; Spreng. Syst. ii. 

 887 ; Torr. Compend. El. N.U. States, 360, and El. N. York, ii. 227 ; 

 Beck, Bot. 339 ; Loud. Arbor, iv. 2239, f. 2123-26 ; Eorb. Pinet. 

 Wob. 41, t. 13 ; Eaton and Wright, Bot. 358 ; Ant. Conif . 26, t. 7, f • 2 ; 

 Bigelow, El. Boston, ed. 3, 385 ; Lindl. in Penn. Cycl. xvii. 172 ; Link 

 in Linnffia, xv. 503 ; Spach, Hist. Yeg. xi. 388 ; Griffith, Med. 

 Bot. 604 ; De Chamb. Arb. Resin. 31 ; Endl. Syn. Conif. 164 ; Knight, 

 Syn. Conif. 30 ; Lindl. and Gord. in Journ. Hort. Soc. Lond. v. 

 217 ; Carr. Tr. Gen. Conif. 342, and ed. 2, 447 ; Darlington, El. 

 Cestrica, ed. 3, 290 ; Darby, Bot. S.U. States, 514 ; Gord. Pinet. 207, 

 and ed. 2, 283 ; Cooper in Smithsonian Rep. 1858, 257 ; Chapman, 

 El. S.U. States, 433 ; Curtis in Rep. Geolog. Surv. N. Carolina, 1860, 

 iii. 21 ; Wood, CI. Book, 660, and Bot. and El. 313 ; Henk. and 

 Hochst. Nadelh. 67 ; Nelson, Pinac. 128 ; Gray, Man. N.U. States, 

 ed. 5, 469 ; Hoopes, Evergreens, 119 ; Pari, in DC. Prodr. xvi. 2, 

 394 ; Koch, Denclr. ii. 2, 307 ; Yasey, Cat. Eorest Trees, 31 ; 

 Engelm. in Trans. St. Louis Acad. iv. 183 ; Sears in Bull. Essex 

 Inst. xiii. 186 ; Yeitch, Man. Conif. 169 ; Beissner, Nadelholzk. 266. 

 P. Taeda rigida, Ait. Hort. Kew. ed. 1, iii. 368. P. Fraseri, Lodd. 

 Cat. 1836. P. Zoddigesi, Loud. Arb. Brit. iv. 2269. 



Habitat. — Yalley of the St. Jolm's River, New Brunswick, to the 

 northern shores of Lake Ontario ; south through the Atlantic States to 

 Northern Georgia, extending to the western slope of the Alleghany 

 Mountains in West Yirginia and Kentucky (Pineville, Bell County, 

 De Friese). 



A tree 40-80 feet in height, with a trunk 2-3 feet in diameter ; 

 dry, sandy, barren soil, or less commonly in deep, cold swamps ; 

 very common. 



Wood light, soft, not strong, brittle, coarse-grained, compact ; 



