PINUS 



PINUS 



1351 



ish brown ; scales pointed by the slightly thickened 

 umbo: seed red-brown, mottled with black, ^ in. long. 

 Brit. Col. to Idaho and Calif. S.S. 11:540,541. G.F. 

 5:5, 7. R.H. 18(59, p. 12G (as P. Gra-zelieri). — SimiXar to 

 P. Strobus, but forming a somewliat narrower, more 

 slender pyramid; hardy as far north as Mass. 



1821. Pinus flexilis (X 34). 



5. Lamberti^na, Dougl. Sugar Pine. Fig. 1823. Tree, 

 to 200 or 220 ft., with spreading somewhat pendulous 

 branches forming a narrow open pyramid ; old trees 

 usually with fiat-topped wide-spreading open head: 

 branchlets brown, pubescent: winter-buds oblong-obo- 

 vate, apiculate: Ivs. stout, sharply pointed, dark bluish 

 green, 3-4 in. long, with conspicuous white lines on the 

 back: cones on peduncles 2-3K-in. long, cylindric, often 

 slightly curved, light brown, lustrous, 10-20 in. long: 

 seed about >2 in. long, dark brown or nearly black. 

 Ore. to Mex. S.S. 11:5^42, 543. Gn. 31, p. 152, 153. G.C. 

 II. 23:11; III. 1:769. -One of the tallest trees of the 

 Pacific coast; in the eastern states it is hardy as far 

 north as Mass., but grows only slowly; has handsome 

 dark foliage. 



6. AyacahMte, Ehrenb. (P. Buonapcirtea, Rcezl. P. 

 DoH-Pedrii, Roszl. P. Loudonidna, Gord.}. Tree, to 100 

 ft., with spreading, slender branches: branchlets yel- 

 lowish brown, finely pubescent: Ivs. slender and some- 

 what pendulous, bluish green, 4—6 in. long: cones short- 

 stalked, cylindric conical, gradually narrowed toward the 

 apex, often slightly curved, brownish yellow, 9-15 in. 

 long: seeds about % in. long, gray-brown, mottled dark 

 brown. North Mex. G.C. II. 18:493; III. 20:751,753. 

 Gn. 25, pp. 192, 193. — Handsome tree, somewhat resem- 

 bling the White Pine, but foliage more slender, especially 

 ornamental with its large cones. Not hardy north. 



2. Cemhrce. 



7. fl6xili3, James. Limber Pine. Fig. 1821. Tree, to 

 50, occasionally to 80 ft., with stout horizontal branches 

 forming a narrow open pyramid, in old age with low, 

 broad, round-topped head: winter-buds broadly ovate, 

 slender-pointed: Ivs. rigid, acute, dark green, l%-3 in. 

 long: cones ovate to cylindric-ovate, light brown, 3-6, 

 rarely 10 in. long; scales rounded at the apex, tipped 

 with an obtuse, dark umbo, the lower ones elongated 

 and reflexed: seeds dark brown, mottled with black, 

 ^-)4 in. long, with narrow wing. Alberta to Calif, and 

 New" Mex. S.S. 11:546, 547. G.F. 10: 165. -Hardy Pine 

 of slow growth; seems to be best adapted for ornamen- 

 tal planting on rocky slopes. 



8. parviflbra, Sieb. & Zucc. Tree, to 80 ft., of dense, 

 pyramidal habit, with slender, horizontal branches: 

 branchlets light greenish brown, puberulous: Ivs. 

 crowded, rather stiff, usually twisted, forming brush- 

 like tufts at the end of the branchlets, bluish green, 

 54-1^2 in. long : cones ovate or oblong-ovate, almost 

 sessile, reddish brown, 2-3 in. long: seeds dark brown, 

 hardly K i'^. long. Japan. S.Z. 2:115.— Hardy and very 

 ornamental Pine, bearing numerous decorative cones 

 when older. Cultivated plants are often grafted and as- 

 sume a more irregnilar habit. In Japan it is often culti- 

 vated in pots and dwarfed. A.G. 14:212. 



9. Korai6n8is, Sieb. & Zucc. (P. Mandshurica , Rupr.). 

 Pyramidal tree, to 100 ft.: branchlets with yellowish 

 brown pubescence: winter-buds oblong-ovate, acumi- 

 nate, dark chestnut-brown: Ivs. straight, dark green 

 and glossy on the back, bluish white on the inner sides, 

 2K-4 in. long: cones almost sessile, conic-ovate, yellow- 

 ish Vjrown, 4-6 in. long; scales rhombic-obovate, with re- 

 curved obtuse apex: seed over % in. long, brown, sharply 

 edged. Japan, Corea. S.Z. 2:116. Gng. 6:1. — In cultiva- 

 tion of slow growth, forming a rather dense, broad pyra- 

 mid, with handsome foliage. One of the best hardy Pines 

 for smaller gardens. 



10. C^mbra, Linn. Swiss Stone Pine. Tree, to 70 

 or occasionally 120 ft., with spreading usually short 

 branches forming a narrow, dense pyramid, in old age 

 often with very picturesque broad, open, round-topped 

 head: branchlets coated with dense yellowish brown 

 tomentum: winter-buds globose-ovate, long acuminate: 

 Ivs. straight, dark green on back, bluish white inside, 

 2-33^ in. long: cones short-peduncled, ovate, obtuse, 

 light brown, 23^-33^ in. long; scales broadly ovate, 

 rounded at apex, apophysis much broader than high: 

 seed 3^ in. long. M. European, Alps to N. Russia and N. 

 Asia. G.C. II. 17:80, 81; III. 24:459. Gn. 19, p. 369; 

 28, p. 175, 182. Gt. 45, p. 205. — Handsome hardy Pine 

 of slow growth and symmetrical habit when young. 

 Var. Sibirica, Loud., has shorter Ivs. and longer cones, 

 and is of narrower habit and more vigorous growth. 

 Var. pilmila, Pall. See P. piimila in suppl. list. 



II. Pinaster. 

 3. Gernrdiance. 



11. Bunged.iia, Zucc. Lace Bark Pine. White Bark 

 Pine. Tree, to 80 or 100 ft., with long and slender 

 branches: bark flaky, light gray: young branches gray- 

 ish green, glabrous: Ivs. rigid, acute, light green, 2-4 

 in. long: cones almost sessile, conic-ovate, light yellow- 



1822. Pinus edulis i'X'^A). 



ish brown, 2-3 in. long; apophysis much broader than 

 high, ridged, with a triangular pointed and recurved 

 umbo: seed dark brown, with narrow wing, 3^-3^ in. 

 long. N. China. G.C. II. 18:9. — Hardy slow-growing 

 tree of bushy habit in cultivation and with rather sparse 

 light green foliage. 



