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JOURNAL OF THE ROYAL HORTICULTURAL SOCIETY. 



scales, and are not consolidated with them except at the very base. 

 Seeds 2 to each scale, inverted, winged. 



PiNus. TsuGA. Abies. 



Cede-us. Pseudolarix. Keteleeria. 



PiCEA. Pseudotsuga. Larix. 



IV. — The Araucaria Tribe (Araucarie^). 

 Trees with spirally arranged, narrow or broad leaves. Buds not 

 scaly. Flowers dioecious or monoecious. Anther-cells pendulous. 

 Cones globular ; scales very numerous, spirally arranged, apparently 

 single by the consolidation of bract and scale, the latter being rela- 

 tively small. Seeds 1-6 to each scale, inverted, winged or wingless. 

 CuNNiNGHAMiA. Agathis {Daminaro). Araucaria. 



Nat. Order TAXACE^. 



Evergreen trees (except Ginkgo) or shrubs usually with dioecious 

 flowers ; males in catkins ; females solitary or loosely arranged at the 

 ends of the branches. Seed-coat either dry or eventually fleshy, 

 partially or completely surrounded by a fleshy, cup-like aril, or by a 

 succulent bract, or borne upon a fleshy stalk. 



The order may be divided into tribes and genera as follows : — 



I. — The Salisburia Tribe (Salisburie^). 

 Seed erect, its outer coat becoming fleshy, with no aril or with 

 only an imperfectly developed aril at the base. 



Ginkgo. Cephalotaxus. Torreya. 



II.— The Yew Tribe (Taxe^). 

 Seed erect, rarely partly inverted {Dacrydium), solitary, outer coat 

 dry, surrounded by a fleshy well-developed aril. 



TaXUS. PhYLLOCLADUS. PHEROSPHiERA.* DaCRYDIUM. 



Ill, — The Podocarpus Tribe (Podocarpe^). 

 Seed inverted, outer coat dry, surrounded by a fleshy cup-like aril 

 or supported by a fleshy bract and pedicel. 



MiCROCACHRYS. PODOCARPUS. PrUMXOPITYS. SaXEGOTHEA. 



ALPHABETICAL LIST OF GENERA AND SPECIES. 



ABIES, Linn. ; Link ; Bentham and Hooker, Genera Plantarum, 

 iii. 411 ; Eichler, p. 70, with figures (not of Don or Loudon). The 

 Silver Firs. (Tribe ABiETiNE-aE.) 



Trees with whoiied branches ; adult leaves 2-ranked, sessile, 



* Not in cultivation. 



