262 PARKS AND PLEASURE-GROUNDS. 



49. J. dimorpha. 53. J. racemosa. 



50. J. aquatica. 54. J. prostrata. 



51. J. glaiica, 55. J. religiosa. 



52. J, Cedro. 



The size and forms of the species in this group are very varied : 27, 

 28, and 31 are pp^amidal ; 20 and 26 are oblongated, as is also 32 when 

 young ; 17 and 37 are fine shrubs with erect branches and pendidous 

 branclilets ; 26 and 44 are erect, with loose spreading branches ; 42 is 

 pyramidal, with slender weeping branches ; 16, 23, 24 are prostrate 

 shrubs. The foHage of 21, 36, 39 is of a hght silvery green ; 28, 34, of 

 a glaucous green ; 22 and 32, of a sombre green, and the latter with a 

 glau.cous tint ; 18, 25, 27, 32, 41 are of a dark green colour. J. procera 

 (30) is a large useful timber tree in Abyssinia. 



SrBOEDEE II. ACTINOSTROBJE^. 



Gen. 1. CALLITEIS. 



1. C. quadrivalvis, h ? tree. 



Gen. 2. LIBOCEDEUS. 



1. L. Doniana, h ? 30-70 ft. 3. L. Chilensis. 



2. L. tetragona. 



Callitris is a large tree from Mount Atlas, with horizontal branches, 

 and shining green leaves. lAhocedrus 2 and 3 are from the Andes of 

 Southern Chih and Patagonia, where, it is said, they rival Araucaria 

 imbricata, and are both very fine trees ; 3 has a pyramidal head resem- 

 bhng the upright Cypress, with drooping branclilets and vivid green 

 fohage. 



SUBOEDEE III. THUIOPSIBE^. 



Gen. 1. BIOTA. 



1. B. orientaHs, 10-15 ft. 6. B. orientahs pyramidalis. 



2. B. expansa. ' 7. B. Tartarica, tree. 



3. B. glauca. ' 8. B. stricta, tree. 



4. B. Nepalensis. 9. B. pendula, lusTi. 



5. B. Sieboldii. 



The species of Biota, or Chinese Arlor-vitcB, form handsome erect 

 shrubs, of a compact habit and of rather slow growth. £. pendula (9) 

 is an elegant bush or small tree, with slender branches and thread-like 

 drooping branchlets. The foHage of 1 is bright green when young, ac- 

 quiring at length a dark sombre colour ; 3 has a light glaucous hue, and 

 9 a light green. 



