486 BCRMA, ITS PEOPLE AXD PRODUCTIONS. 



Pectv'US, Linndus. 

 Calyx 5-lobecL Petals 5, usually conspicuous. Drupe ■with a bony putamen. 



+ Lraf-nhedding trees or slirubs. Flowers appearing hefore or along ivith the young 

 foliage. Vernation of leaves conduplicate or eonrolute. 



Sub-genus Amtgdaxus, L. (Aehexiaca, Juss.) 



Flowers solitary or clustered. Driij)cs densely velvety or tomentose. 



*P. (AjiTGDALus) Peesica, L. Cultivated about Bhamo up to 3500 feet. 



Leaves narrow, 2-glandular at tbo base. Stone -wrinkled. 



Sub-genus Peunus. 



Flowers solitary, fascicled or racemose. Drupes glabrous. 



* Drapes muallg pruinous. Vernation of leaves eon volute. 

 P. lEiFLOEA, Roxb. Khakyen Hills. 



Glabrous. Flowers rather small, usually by threes. Petals ^ inch long. Caly.x- 

 tube l-lj lines long, lobes usually somewhat longer. 



There is a leaf-specimen of another Prunus from the Khakyen Hills whicli 

 differs from P. pseudo-eerasus, Ldl., only veiy slightly in the smaller size and in the 

 serrature of its loaves (Kurz). 



P. PUDDuii, Eoxb. Khakyen Hills, 



P. sglvatica, Eoxb. 



Almost glabrous. Plowers rather large, by 2 or 3 from bracted buds. Petals 

 nearly J inch long. Calyx-tube 3i lines long, the lobes nearly as long. 



*"* Drupes smooth, not pruinous. Vernation of leaves conduplicate {Cerasus, Juss.). 

 -\- -f- Fvergreen trees. Floivers racemose (Pi/geopsis). 



P. (Cekasus) Maetaisaxica, "Wall. Tropical forests of Tenasserim and 



the Andamans. 



Drupes an inch long. Lateral neiTes veiy faint or almost obsolete. 



Ptgeum, Gaertiier. 



Cah/.T 5-15-toothed. Petals 5-10, minute or none. Drupes often transversely 

 didymous, coriaceous. 



* Ovary tawny villous. 



P. AEBOEEUM, Eudl. Tcuasserim. 



P. parviflorum, T. and B. 



Leaves beneath more or less tawny villous. 



** Ovary glabrous or sparingly hirsute. 

 P. ACUMrN-ATrM, Colebr. non Wight. Chittagong. 



Glabrous. Nerves and veins conspicuous and deeply immersed, so as to render 

 the surface of the leaves almost wrinkled. 



P. PEESiMiLE, Kz. Tenasserim. 



Young branchlets, petioles, and nerves beneath pubescent. Nerves and veins 

 thin, little \-isiblo. Allied to P. latifolium ; general appearance exactly that of P. 

 Lampouguin, Miq. 



The genus Pygeum is so closely allied to the section Pygeopsis of Prunus with 

 evergreen foliage as to make it difficult to keep it distinct. Indeed, Pygeum and 

 Pygeopsis, combined, stand pretty much in the same relation to Prunus as Friulotrya 

 does to Pirus (Kurz). 



