Berchemia.] XXV. RHAMNEiE. 91 



stipules. Leaves alternate, penniveined, elegantly marked underneath 

 with parallel nerves diverging from the midrib, and small transverse 

 veinlets. Flowers pentamerous. Calyx-segments linear or triangular, de- 

 ciduous. Style simple ; stigma capitate, more or less 2- or 4-lobed. Fruit 

 a small, ovoid or oblong, 2-celled berry or drupe, on the persistent, but 

 not enlarged, base of the calyx. 



Flowers in small, axillary or terminal clusters . . 1. B. lincata. 

 Flowers in large, terminal panicles . . . . 2. B. floribunda. 



1. B. lineata, DC. ; Benth. FL Hong Kong, 67. 



Leaves small, to J in. long. Flowers 2-4 together, either in the axils of 

 the leaves, or a few clusters together at the ends of branches above the 

 leaves. Calyx-lobes long-triangular; petals as long as calyx, linear, 

 sheathing and surrounding the stamens. Berry blue, cylindrical, J- in. 

 long. 



A small shrub, with grey bark, in Waziristan trans-Indus at 7000 ft., and 

 from the Indus south-eastward at 4000-5000 ft., in Sikkim at 8000-10,000 ft. 

 Common in China. Fl. from May-July, the berries ripening in Sept. 



1. B. floribunda, Brongn. Syn. Zizyphus floribunda, Wall, in Eoxb. 

 Fl. Ind., ed. Carey, ii. 368. Vern. Kala lag, Kamaon. 



A large shrub or small tree, erect or climbing, with leaves 2-3 in. long, 

 stipules intra-axillary bifid ; flowers 3-10, in cymose clusters, arranged in 

 racemes 2-3 in. long, which again form large, terminal panicles. Berries 

 cylindrical, J-J in. long. 



N.W. Himalaya from the Jhelam to Sikkim, Kasia hills. Fl. June-July. 

 Near to, if not identical with, B. racemosa, Sieb., from China and Japan. 



3. RHAMNUS, Linn. 



Shrubs and trees, with alternate, petiolate leaves, penniveined, or with 

 3 nerves proceeding from base, and small deciduous stipules. Flowers often 

 unisexual. Calyx 4-5-cleft, the segments triangular or ovate, deciduous, 

 keeled inside, or with a prominent line. Petals 4-5, or none. Stamens 4- 

 5, with short filaments. Disc clothing the calyx-tube ; petals and stamens 

 inserted on its edge. Ovary free, 3-4-celled, narrowed into a 3-4-cleft 

 style ; stigmata papillose, obtuse. Fruit an oblong or globose drupe on the 

 persistent, but not enlarged, base of the calyx, with 2-4 1 -seeded kernels. 

 Seeds with a fleshy albumen ; cotyledons flat or with recurved margins, 

 often green; radicle short. 



Unarmed ; leaves and branches alternate. 



Pubescent ; flowers in axillary sessile cymes . . 1. R. purpureus. 



Tomentose ; sessile cymes forming interrupted racemes 2. R. triquetrus. 

 Generally spinescent. 



Leaves and branches generally opposite . . . 3. R. virgatus. 



Leaves and branches always alternate ... 4. R. persicus. 



1. R. purpureus, Edge worth. Tab. XVIII. Trans. Linn. Soc. xx. 



