300 THE FLORA, 



COHORT lY, 



THE CONOIDS 



Ordee OXXVIL GONIFEKJ^]. Prneworts. 



T/res or shrubs, mostly evergreen, abounding in resinous juice ; 

 leave^^ scattered or fascicled, mostly linear, parallel or fork- veined. 

 floicers monoecious or dioecious, naked, in aments and cones. 

 i Stamens 1, or several united. ? Ovules l-X) naked in tlie axil of the scale 

 No pistil, calyx, or corolla. 



F-ruit a strobile or cone with the scales woody and distinct, or berry-like 

 with the scales fleshy and coherent. Illustrated in Figs. 7, 9, ^1, 300, &c. 



Analysis of the Genera. 



% Scales of the cone each with a bract beneath and 2 seeds above (a) 



§ Scale;? bractless. Ovules ami seeds 1-9. Lvs: scale like or awl-shaped. ..(IJ) 



a Leaves evergreen, linear, 2-5-together in each fascicle. Pine. Pmus. 1' 



a Leaves evergreen, linear, solitary, scattered. Sp?'vce, &c. Abies. 2 



a Leaves deciduous, linear, in fascicles of many together. Larch. Larix. .3 



b Cones berry like, consisting of the fleshy coherent scales. Junip&r. Junipekus. ^ 



b Cones dry, sca'es imbricated. Leaves scale-form, opposite, 4-rowed. Thuya. 



b Cones dry, glo-bular ; scales angular, valvately closed until rip® (c) 



c Leaves scale-form, opposite, 4-rowed. Cones small (8"). White Cedar. Cupressus* 

 c Leaves linear, alternate, deciduous. Cones 1' sliameter. Ci/press. Taxodium. 



1. PIXUS. Pine. 



§ Leaves lai 5^*. Scales spineless, scarcely thickened at the eml No. 1 



§ Leaves in 3s.— a Cones oblong, with small recun-ed spines 2, 3 



—a Cones egg-sliaped, with weak or strong spines 4, 5 



§ Leaves in &s.— b Scates tipped with spines or prickks 6, 7 



b Scales without spines 8, 9 



1 P. Strobus. White Pine. A majestic tree lOO-l^Of. in the forests. Leaves needle- 



shaped, 4-5', not rigid. Cones pendulous, oblong 5-7'. Timber of great value. 



2 P. austra'lis. Long-leaved P. Trc e (iO-lOOf.. very resinous. Leaves 10-15' long, crowded, 



Cnnes If. long. S. Exciallent for tinib u-, turpentine, or fuel. 



3 P. Taeda. Loblolly P. Tree 50-90f. Leaves 6-10', with long sheaths. Cones half as 



long as tiie leaves, with small but strong spines. Excellent fuel. Va. and S. 



4 P. sero'tina. Pond P. Tree30-50f. Lvs. 5-S', rigid. Cone as large as a goose egg, 



smooth and shining, nearly spineless. Grows in wet woods, South. 



5 P. rig'ida. Pilch P. Tree 30-70f., with very rough baric. Leaves rigid, 4-6'o 



Spines stout, recurved, cones clustered, ovoic conic, 2-3'. In sandy barrens. 

 G P. mitis. Yellow P. Spruce P. Tree of slow growtn. 30-60f. Leaves often in 3s, bat 

 m.ostly in pair?, slander, 3-5'. Cone scaaxely 2', ovoid-conic. Timber good. 



