120 PENT ANDRIA.— MONOGYNIA. 



/3. sarmtntosus : stem sarmentose. 

 HAB. Rock} moist forests. July. Subsempervirenl 

 2 ft. high, acutely quadrang. 



2. E. atropurpureua : leaves perfoliate, oblong-lanceo- 



late, acuminate, serrate; peduncles divaricate, many- 

 flowered ; flowers 4-cleft ; fruit smooth. 

 HAB. Shady woods. June. Shrub 4 — 5 ft. high : 

 pedunc. 3 — 6-Ji. ; pet. dark-purp. ; fruit bright-red. 



3. E. obovatus: stem prostrate, rooting ; surculi erect. 



obtusely quadrangular, with 4 elevated lines ; leaves 

 broad-ovate, obtuse, acute at the base, subsessile, 

 acutely serrulate ; peduncles 3-flowered ; stamens 

 4—5. 

 HAB. Shady fir swamps. June. Tj. Nearly simp. : 

 leav. often dilated ; ji. purplish-green. 



179. CELASTRUS. Staff-tree. Rhamni. 



C. scandens: stem climbing, unarmed ; leaves oblong. 



acuminate, serrate ; racemes terminal ; flowers 



dioecious. 

 HAB. Woods and thickets. June. Tj. Leav. alt em.. 



stipui. ; racem. few-fi. ; pet. greenish-yel. ; fruit red. 



180. RHAMNUS. Buck-thorn. Rhamni. 



1. R. alnifolius : unarmed ; leaves oval, acuminate, 



serrulate, pubescent on the nerves beneath ; flow- 

 ers dioecious ; peduncles 1 -flowered, aggregate ; 

 calyx acute ; fruit turbinate. 

 HAB. Rocky hills. May. Shrub small ; leav.altern. : 

 fl. small, greenish, in axill. fascic. ; fruit black. 



2. R. catharhcus : spikes terminal ; flowers generally 



4-cleft, polygamo-dicecious ; leaves ovate ; stem 

 erect ; berries 4-seeded. 

 HAB. Mountains and woods. May. A small tree : 

 leav. fascic. and oppos. ; ft. dust., axill.; fruit black. 



181. VITIS. Vine. Vites. 

 1. V. Labrusca: leaves broad-cordate, angularly sub- 

 3-lobed, cinereous-tomentose beneath ; racemes- 

 small ; berries large. 

 HAB. Woods and hedges. June — July. Tj. Leav. 

 very large, at first fcrriig. beneath ; fl. greenish : 

 fruit pur p. 



