PIN US 



PINUS 



1353 



every part: usually to 75 ft. high: Ivs. 5-7 in. long, 

 sometimes in 2's : cones smaller, ovate. S. Dakota to N. 

 Mex. and Tex. S.S. 11:564. G.C. II. 9: 797. -Somewhat 

 hardier than the type. 



1824. Pinus riglda (X %). 



21. Tda, Linn. LOBLOLLY PINE. OLD FIELD PINE. 

 FRANKINCENSE PINE. Tree, to 100, occasionally to 170 

 ft., with spreading branches, the upper ascending, form- 

 ing a compact, round-topped head : branchlets yellowish 

 brown, sometimes slightly bloomy: winter-buds oblong, 

 resinous : Ivs. slender but stiff, acute, bright green, 6-9 

 in. long: cones sessile, spreading, conic-oblong, light 

 reddish brown, 3-5 in. long; apophysis flattened or de- 

 pressed-pyramidal; umbo small, with short, triangular, 

 recurved spine, lower scales not elongated: seed % in. 

 long. Del. to Fla. and Tex. S.S. 11:577, 578. -Not hardy 

 north and rarely cult, for ornament. 



22. Cub6nsis, Griseb. (P. JieteropJiylla, Sudw. P. 

 Ellioitii, Engelm.). SLASH PINE. SWAMP PINE. 

 Tree, to 100 or 120 ft., with horizontally spreading 

 branches forming a round-topped broad and compact 

 head: branchlets orange-brown: winter-buds cylindric, 

 light brown: Ivs. dark green and lustrous, acute, in 3's 

 and 2's, 8-12 in. long, with internal resin-ducts: cones 

 short-peduncled, conic-oblong, dark brown and glossy, 

 3-6/<2 in. long; apophysis flattened, keeled; umbo small, 

 with minute recurved prickles : seed %-K in. long. Ga. 

 to Fla., near the coast. S.S. 11:591, 592. Handsome 

 Pine, with compact broad head, hardy only south. 



23. palustris, Mill. (P. anstrdlis, Michx.). LONG- 

 LEAFED PINE. SOUTHERN PINE. Fig. 1823. Tree, to 100 

 or 120 ft. with ascending branches forming an ob- 

 long open head : branchlets orange-brown ; winter-buds 

 whitish, oblong: Ivs. crowded, forming tufts at the end 

 of branchlets, dark green, 8-18 in. long, with internal 

 resin-ducts: cones almost sessile, cylindric, dull brown, 

 6-10 in. long; apophysis flattened; umbo dark brown, 

 with triangular, reflexed short spines: seed almost % in. 

 long. Va. and Fla., to Miss, along the coast. S.S. 11:589, 

 590. G.F. 10:115. Very important timber tree, but rarely 

 planted for ornament; hardy only south Branches are 

 imported in great quantities into the northern cities in 

 midwinter and used for decorations on account of their 

 large, handsome foliage. 



24. Canari6nsis, C. Sm. Tree, to 80 ft., with slender 

 branches forming a broad, round-topped head : branch- 

 lets yellowish: Ivs. slender, spreading and pendulous, 

 light green and lustrous, 9-12 in. long, with parenchy- 

 matous resin-ducts: cones cylindric-ovate, 4-8 in. long; 

 apophysis low -pyramidal, irregularly 4 -sided, light 

 brown and glossy, with obtuse umbo: seed % in. long. 

 Canary Isl. G.C. III. 3:721. -Handsome Pine, cult, in 

 Calif, and in colder regions, sometimes in the green- 

 house. 



25. longifdlia, Lamb. (P. R6xburgU, Sarg.). Tree, 

 to 100 ft. or more, with round-topped symmetrical head: 

 branchlets light yellow brown : winter-buds oblong, light 



chestnut-brown, not resinous: Ivs. slender, pendulous, 

 light green, 8-12 in. long, with peripheral resin-ducts: 

 cones short-stalked, conic-ovate, 4-7 in. long; apophysis 

 elongated - pyramidal, compressed, more or less re- 

 curved; umbo obtuse: seed %-l in. long. Himal. Im- 

 portant forest tree in its native country. Not hardy 

 north, but cult, in Calif. Very decorative as a young 

 plant, with its long drooping light green foliage. 



26. tuberculata, Gord. (P. attenudita, Lemm.). KNOB- 

 CONE PINE. Tree, usually 20, occasionally to 100 ft., 

 with slender horizontal branches ascending at the ends, 

 forming a broad pyramid, with open, round-topped 

 head in old age: bark thin, scaly: young branches 

 slender, dark orange-brown: winter-buds oblong-ovate, 

 dark brown : Ivs. slender, acuminate, pale yellowish or 

 bluish green, 3-7, usually 4-5 in. long: cones short- 

 stalked, usually in clusters, elongated-conical, 3%-6 in. 

 long, upper scales with pyramidal apex; umbo promi- 

 nent, sharply pointed and recurved, lower scales with 

 depressed apex and small prickly umbo: seed % in. 

 long. Ore. to Calif. 8.8.11:575,576. G.C. II. 24:784, 

 785. F.S. 5, p. 517c. Of little ornamental value and not 

 hardy north. Usually a bushy tree with sparse dull 

 foliage. 



27. radiata, Gord. (P. insignis, Dougl. P. Monterey- 

 tnsis,Hort.). MONTEREY PINE. Fig. 1823. Tree, to 80 

 or 100 ft., with stout, spreading branches forming an 

 irregular open, round-topped head: bark thick, fur- 

 rowed: branchlets brown: buds ovate, bright chestnut- 

 brown: Ivs. acute, bright green, 4-6 in. long: cones 

 short-stalked, conic-ovate, upper scales with elevated, 

 rounded, almost hemispherical and obscurely keeled 

 apex; umbo small, with minute straight or recurved 

 prickle, lower scales with almost flattened apex: seed 

 black, % in. long. S. Calif. S.S. 11:573, 574. F.S. 6, 



&44. G.C. III. 9:336, 341. Gn. 36, p. 47; 49, p. 312.- 

 andsome species with bright green foliage and of rapid 

 growth and bushy habit when young; valuable for sea- 

 side planting. Not hardy north. 



28. rlgida, Mill. PITCH PINE. Figs. 1813, 1824-1827. 

 Tree, to 80 ft., with horizontally spreading branches 

 forming an open, irregular pyramid : branchlets light 

 brown : winter-buds ovate or ovate-oblong, chestnut- 

 brown: Ivs. stiff and spreading, acuminate, dark green, 



1825. Pinus rigida. with young cones (X 



2-5 in. long: cones almost sessile, often in clusters, 

 ovate, light brown, 2-4 in. long; apophysis little ele- 

 vated; umbo triangular, ending in a slender, recurved 

 prickle : seed dark brown, K in. long. New Brunswick 

 to Ga., west to Ontario and Ky. S.S. 11:579. G.F, 

 4:402; 10:195. Gn. 31, p. 128, 132. M.D.G. 1896:301.- 



