. Selected western flora : Manitoba, Saskatchewan, Alberta . Botany; Botany; Botany. PINACE^ - 5 1. P. Banksiana, Lamb. Jack Pine. Leaves in 2's, stout, about 1 in. long, divergent along the branches; cones usually curved, the scales blunt or ending with a minute prickle; a low tree. Sandy soil, E. and N. Man., N. Sask., and Alta. 2. P. strdbus, L. White Pine. Leaves in .5's, long and slender, the fascicles clustered in large tassels at the ends of the branches; cones 3-6 in. long, cylindrical, nodding, often slightly curved. A lofty tree with white wood, the most valuable timber tree of all t
. Selected western flora : Manitoba, Saskatchewan, Alberta . Botany; Botany; Botany. PINACE^ - 5 1. P. Banksiana, Lamb. Jack Pine. Leaves in 2's, stout, about 1 in. long, divergent along the branches; cones usually curved, the scales blunt or ending with a minute prickle; a low tree. Sandy soil, E. and N. Man., N. Sask., and Alta. 2. P. strdbus, L. White Pine. Leaves in .5's, long and slender, the fascicles clustered in large tassels at the ends of the branches; cones 3-6 in. long, cylindrical, nodding, often slightly curved. A lofty tree with white wood, the most valuable timber tree of all the pines, but now scarce. .. S. E. Man. 3. P. sylvestris, L. Scotch Pine. Leaves in 2's about 2 in. long along the branch, but more clustered at the end; cones 1J-3 in. long, the scales thick and rigid with a tubercle on the centre; bark gray. A' small tree, introduced, but thoroughly hardy in the prairie region, being exten- sively used for decorative pur- poses and for wind-breaks. fascicles given off all Fig. 6. — Cone of Pinus Fig. 7. — Pinus sylvestris. 4. P. resindsa. Ait. Red or NoBWAT Pine. Leavesin2's; cones erect, about 2 in. long, conical, the scales somewhat thickened, but smooth; bark rather smooth, reddish. A iall, graceful tree with somewhat hardwood; valuable as timberv S. E. Man. 5. P. albicaulis, Engelm. Leaves in 5's, l|-2- thickened at the ends and often beaked but never awned, not spreading at maturity. A low, much branched tree with rough gray bark. Rocky Mts. White-bark Pine. in. long; cones oval, sessile, dark purple, the scales 6. P. Murrayana, Balfour. Lodge-pole Pine, Black Pine. Leaves in 2's, about 2 in. long, somewhat rigid; cones small, appressed, often persistent, the scales armed with prickles. A rather tall and often very slender tree usually growing in thick groves; the source from which the western Indians secured poles for their lodges. Rocky Mts. and east to Meridian 114° and a small area in the Cypress Hills. 2. LARIX. Larch
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1915
