TYPHACEiB 7 



tree with gray, shreddy bark and light, but very durable wood, the latter 

 with a strong resinous odor. Swamps, S. E. Man., and about the mouth 

 of the Saskatchewan River. 



,6. JUNIPERUS. Juniper. 



Leaves either needle-shaped or scale-like; fruit composed of 

 3-6 fleshy scales, each containing an ovule, and coalescing to form 

 a sort of berry. 



1. J. communis, L. Common Junipek. 



Leaves sharp-pointed, linear, arranged in whorls of 3; fruit axillary. 

 An erect shrub often widely spreading. Wooded banks, Man.-Alta. 



2. J. horizontSlis, Moeneh. Ground Cedae. 



Leaves scale-like; fruit terminal, borne on short re-curved peduncles. 

 A prostrate shrub spreading over the ground like a mat. (J. Sabina, var. 

 procumbens, Pursh.) Sandy hills, Man.-Alta. 



7. PSEUDOTSUGA. Douglas Fir. 



Leaves short-petioled and arranged on the branches Uke teeth in a 

 comb ; cone oblong, drooping, maturing in one season. A large, rough- 

 barked tree. . 



1. P. mucronata, Raf. 



An exceedingly large tree, 100-240 ft. high and 3-12 ft. in diameter, with 

 very thick rough bark; cones somewhat fringed from the projection of the 

 bracts beyond the scales. East side of Rocky Mts. from Lat. 53° southward. 



SUBDIVISION II. ANGIOSPERMiE. 

 Seeds enclosed in an ovary. 



CLASS I. MONOCOTYLEDONE^. 



Parallel-veined leaves, endogenous " stems, monocotyledonous 

 seeds, and flowers mostly in 3's. 



V. TYPHACE^ (Cat-tail. Family). 



Perennial marsh herbs with long, nerved, sword-shaped leaves, 

 and monoecious flowers; inflorescence a spike borne on a long stem, 

 the flowers destitute of floral envelopes. 



