1352 



PINUS 



4. Cembroides. 



12. Parry ana, Engelm. (P.quadrifdlia, 

 Sudw.). NUT PINE. PINNON. Tree, to 40 

 ft., with stout, spreading branches, form- 

 ing a regular pyramid but usually round- 

 topped and irregular in old age: branch- 

 lets puberulous, light grayish brown: 

 Ivs. 3-5, usually 4, rigid, incurved, pale 

 glaucous green, !%-!% in. long: cone 

 subglobose, l%-2 in. broad, chestnut- 

 brown, lustrous ; apophysis thick, pyra- 

 midal, conspicuously keeled; umbo with 

 minute recurved prickle: seed about % 

 in. long. Calif. S.S. 11:549. -Not hardy 

 north. 



13. 6dulis, Engelm. NUT PINE. Fig. 

 1822. Small tree, 10-20 or occasionally to 40 

 ft., with horizontal branches, bushy when 

 young, with low, round-topped head in old 

 age: branchlets light yellowish brown, pu- 

 berulous at first: Ivs. 2-3, rigid, dark green, 

 /4-l% in. long: cones almost sessile, broadly 

 ovate, greenish yellow, lustrous, about 1% 

 in. long ; apophysis pyramidal, strongly 

 keeled ; umbo with minute recurved tip: 

 seed % in. long, with narrow wing remain- 

 ing attached to the scale. Colo, to North 

 Mex. and Tex. S.S. 11:552. -Hardy as far 

 north as Mass., forming a slow-growing 

 and compact bush. The seeds are an im- 

 portant article of food among the Indians. 



14. monophylla, Torr. & Frem. (P. Fre- 

 monti&na, Endl.). Tree, 15-20, occasionally 

 to 50 ft., similar to the preceding: branch- 

 lets light orange, glabrous: Ivs. usually 

 solitary, sometimes 2, terete, rigid, spin- 

 escent, glaucous green, %-!% in. long; 

 cones broadly ovate, light brown, l%-2 

 in. long; apophysis depressed-pyramidal, 

 ridged, the flattened umbo with a minute 

 incurved tip: seed % in. long. Calif, to 

 Colo, and Ariz. S.S. 11: 551. G.C. II. 20: 

 44: 26:137. Of slow growth, hardy as far 

 north as Mass. The solitary leaf has been 

 believed to consist of two connate ones, but 

 this is certainly not the case, as the one 

 nbro-vascular bundle plainly shows. 



5. Balfouriance. 



15. Balfouriana, Jeffrey. FOXTAIL PINE. 

 Tree, to 40, occasionally 90 ft., narrow pyr- 

 amidal when young, irregular and open in 

 old age: branchlets dark brown, puberulous 

 at first: Ivs. crowded, incurved and pressed 

 against the branches, rigid, acute, dark 

 green on the back, white inside, 1-1% in. 

 long, remaining for 10 or 12 years on the 

 branches ; cones pendulous, subcylindric, 

 dark purplish brown, 3%-5 in. long; apophy- 

 sis flattened, the concave oblong umbo with 

 minute incurved prickle: seed /<$ in. long, 

 Calif. S.S. 11:553. -Not hardy north. Var. 

 aristata, Engelm. (P. arist&ta, Engelm.). 

 Bushy tree, occasionally to 50 ft., sometimes 

 a semi - prostrate shrub : branchlets of 

 lighter color and almost glabrous: Ivs. with 

 less conspicuous white lines inside : cones 

 cylindric-ovate, 3-3% in. long; apophysis 

 elevated ; umbo with a slender incurved 

 spine to ^ in. long. Calif, to Utah and Ariz. 

 S.S. 11:554. G.C. III. 20:719.-Hardy as 

 far north as Mass. ; in cultivation usually 

 a handsome low, bushy shrub of distinct 

 habit: Ivs. often sprinkled with resinous 

 dots. 



6. Pseudostrobi. 



16. Torreyana, Parry. SOLEDAD PINE. 

 Tree, to 40 or occasionally to 60 ft., with 

 spreading and sometimes ascending 

 branches: branchlets greenish or purplish, 



bloomy, glabrous: Ivs. rigid, dark green, 8- ot^^ZmblXiana. 

 13 in. long: cones broadly ovate, 4-6 in. pzlustris, radiata. (X 1-5.) 



1823. Cones of Pines. 

 Beginning at the top : P. 



PINUS 



long, chocolate-brown ; apophysis low- 

 pyramidal, umbo elongated and reflexed 

 with short spiny tip: seeds % in. long, 

 short-winged. S.Calif. 8.8.11:557,558. 

 Rarely cult. ; not hardy north. 



7. Twdce. 



17. Sabiniana, Dougl. DIGGER PINE. 

 BULL PINE. Tree, to 50 or occasionally 

 80 ft., usually divided into several stems, 

 with short crooked branches, the lower 

 ones pendent, the upper ones ascending, 

 forming a round-topped head: Ivs. slen- 

 der, flexible, pale bluish green, 8-12 in. 

 long: cones pendent on about 2-in. long 

 stalks, oblong-ovate, light red-brown, 

 6-10 in. long ; apophysis pyramidal, 

 sharply keeled, flattened at the straight or 

 incurved apex, the lower scales with much 

 recurved apex: seeds % in. long, short- 

 winged. Calif. 8.8.11:569. G.C. 111.4:43; 

 5:45. F.S. 9:964. Not hardy north. Distinct 

 Pine of loose habit and with sparse pale 

 foliage. The seeds are edible. 



18. Cdulteri, Don (P. macrocdrpa , Lindl. ) . 

 PITCH PINE. Fig. 1823. Tree, to 80 ft., with 

 stout branches, pendulous below and as- 

 cending above, forming a loose pyramidal 

 head : winter-buds oblong-ovate, resinous: 

 Ivs. stout, acuminate, dark bluish green, 

 6-12 in. long: cones short-stalked, pendent, 

 cylindric-ovate, yellowish brown, 9-14 in. 

 long; apophysis elongated-pyramidal, nar- 

 rowed into the compressed spiny- tipped 

 straight or incurved umbo: seed % in. long. 

 Calif. S.S. 11:571, 572. G.C. II. 23:409, 

 413 ; III. 4: 765. -Not hardy north. Old 

 trees are often very picturesque and the 

 large cones are conspicuous and ornamental. 



19. J6ffreyi, Murray (P. ponderosa, var. 

 Jeffreyi, Vasey). JEFFREY'S PINE. Tree, 

 to 120 or occasionally to 180 ft., with short 

 spreading or often pendulous branches, the 

 uppermost ascending, forming an open pyr- 

 amidal and sometimes narrow spire - like 

 head : young branches fragrant when 

 broken : winter-buds oblong-ovate, not res- 

 inous: Ivs. stout, acute, pale bluish green, 

 5-8 in. long: cones conic-ovate, light brown, 

 6-12 in. long; apophysis depressed, keeled; 

 umbo elongated into a slender recurved 

 spine : seed about % in. long. Ore. to Calif. 

 S.S. 11:562, 563. G.C. II. 22:813; III. 

 5:361, 369. G.F. 5: 185. -Distinct and orna- 

 mental Pine of symmetrical habit when 

 young, hardy as far north as Mass. Among 

 the hardier species this Pine has the long- 

 est Ivs. 



20. ponderdsa, Dougl. (P. SentJiamiAna , 

 Hartw.). YELLOW PINE. BULL PINE. Figs. 

 1807-9. Tree, to 150, occasionally to 230 ft., 

 with stout spreading and often pendulous 

 branches usually ascending at the ends and 

 forming a narrow, spire-like head: branch- 

 lets reddish brown, fragrant when broken : 

 winter-buds oblong-ovate or ovate, resinous : 

 Ivs. acute, dark green, 5-11 in. long: cones 

 almost sessile, often in clusters, ovate-ob- 

 long, light reddish or yellowish brown and 

 lustrous, 3-6 in. long; apophysis depressed- 

 pyramidal or flattened, with a broadly tri- 

 angular umbo terminated by a stout, usu- 

 ally recurved prickle ; lower scales with 

 more elongated apex : seed % in. long. 

 Brit. Col. to Mex., east to Neb. and Tex. 

 S.S. 11:560, 561. G. F. 8:395. G.C. III. 8: 

 557, 561, 569. -One of the tallest and most 

 important Pines of the western states. 

 Hardy as far north as New York, and in 

 sheltered positions to Mass. Var. p6ndula, 

 H.W. Sarg., has drooping branches. Var. 

 scopuldrum, Engelm. (P. scopulbrum, 

 Lemm.), is a geographical var., smaller in 



