14 Order CONIFERALES 
Phylum IV. STROBILOPHYTA. 
Class PINOIDEAE. 
CONIFERALES. 
The Conifers. 
Leaves in clusters surrounded by a sheath at the base; mature cones 
woody. Pinus. 
Leaves not in clusters, scale-like; mature cones berry-like. Juniperus. 
1. ABIETACEZ. 
1. Pings St: 
Leaves in clusters of 5; twigs limber. 1. P. flexilis. 
Leaves in clusters of 2-3; twigs stiff. 2. P. ponderosa. 
1. Pinus flexilis James. Limber Pine. 
This pine was recently found growing ae the bull pine on bluffs of 
Lodge Pole creek in Kimball county. 
2. Pinus ponderosa var. scopulorum Engelm. Yellow or Bull Pine. 
Pinus scopulorum (Engelm.) Lemmon. 
Forms the bulk of the woods in the northwestern part of the state. 
Banner county; Belmont; Cheyenne county; Custer county; Fort 
Robinson; Franklin county; Greeley county; Long Pine; Sidney; 
Valley county. 
2. JUNIPERACEZ. 
1. Juniperus. 36. 
Shrubs; leaves all subulate; aments axillary. 1. J. communis. 
Trees; some of the leaves scale-like; aments terminal. 
Berry 1-4-seeded, ripening the first season. 2. J. virginiana. 
Berry usually 2-seeded, ripening the second season; foliage glaucous. 
3. J. scopulorum. 
1. Juniperus communis L. Common Juniper. 
A xerophytic shrub of the western part of the state. Belmont; Hat 
Creek basin; Harrison. 
2. Juniperus virginiana L. Common Red Cedar. 
Sabina virginiana (L.) Antoine. 
Common along streams in the eastern part of the state. Often planted 
for wind-breaks or as an ornamental tree. Anselmo; Franklin; Fre- 
mont; Dismal river; Long Pine. 
3. Juniperus scopulorum Sarg. Western Red Cedar. 
Sabina scopulorum (Sarg.) Rydb. 
Along streams and in canyons in the western part of the state. 
Garden county; Keith county. 
