Illustrations of Conifers. 



** Lkavks entire in margin. 



(a) Fruit J to J inch long. 



t Imbricated leaves acute or sab-acute. 



J. thurifera , Linnaeus. Branchlets more or less regulary pinnate ; ultimate divisions 

 ^V inch in diameter". Leaves ovate appressed, free at their acute or acuminate 

 tips with a conspicuous glandular depression on the back. Acicular foliage often 

 present. Fruit blue. Seeds 2 to 4. 



J. exeeUa, Bierberstein. Branchlets more or less radially arranged, slender, 3 V inch in 

 diameter. Leaves ovate-triangular, free at their acute or sub-acute tips, marked 

 on the back with a depressed gland. 



(b) Fruit i to % inch in diameter (1). 



J. virginiana, Linnaeus. A tree. Ultimate branchlets very slender, A inch in 

 diameter, terete. Leaves appressed, ovate, acute or acuminate, often with a 

 small oval depression on the back. Acicular foliage usually present. Fruit 

 bluish, to i inch in diameter. Weeds 1 to 2. 



J. Sabina, Linnjeus. A shrub, similar iu foliage to J '.virginiana, with an unpleasant 

 smell when rubbed, and the peduncle of the fruit curved, not straight as in the 

 latter species. 



J. barbadeiuis, Linnaeus. Like J. virginiana, but with more slender branchlets and 

 smaller fruits. 



J. scoptUorum, Sargent. Closely allied to J. virginiana, but distinguished by its some- 

 what larger fruits, ripening in the second year. The branchlets are also somewhat 

 shorter and stouter, and the foliage usually glaucous or yellowish-green. 



J. procera, Hochstetter. Similar to J. excelsa in foliage but with much smaller fruits 

 J to i inch in diameter. Seeds 2 to 8. 



J. bcrmudiana, Linnaeus. Foliage glaucous. Ultimate branchlets ._,' to ,'.j inch in 

 diameter, quadranglar. Leaves closely appressed, ovate, obtuse at the incurved 

 apex, with a conspicuous dorsal furrow. Acicular foliage usually present. Fruit 

 $ inch in diameter. Seeds 2. 



ft Imbricated leaves obtuse. 



J. chimmis, Linnaeus. Ultimate branchlets terete, >',, inch in diameter, marked with 

 white crosses due to the pale margins of the leaves, which are compressed, rhombic, 

 obtuse, with an inconspicuous gland. Acicular foliage usually present. Fruit 

 with a white mealy bloom, sub-globose and widest at the summit. Seeds 2 to 8. 



(1) The fruits of J. scojndorum arc sometimes slightly larger. 



