202 ICOSANDRIA.— DI-PENTAGYNIA. 



HAB. Sandy woods. June. Shrub 4 ft. high; 

 branch, foment. ; fr. large, yellow. 

 7. C. punctata: thorny or unarmed ; leaves obovate- 

 cuneate, subplicate, smooth, incisely serrate, de- 

 current at the base into a petiole ; calyx villous ; 

 segments subulate, very entire ; berries subglo- 

 bose, with the summit depressed. 



HAB. Woods and swamps. May. A small tree; 

 veins of the leav. hairy ; fr. yellow or red. 

 3. C. Cms galli : thorny ; leaves obovate-cuneiform. 

 subsessile, shining, coriaceous ; corymbs com- 

 pound ; segments of the calyx lanceolate, serrate : 

 flowers digynous. 



HAB. Woods, &,c. June. A small tree, with long 

 spines ; style often solit. ; fr. red. 



321. SORBUS. Service-tree. Rosacece. 



1. S. americana : leaves pinnate ; leaves somewhat 



equally serrate, and with the common petiole very 

 smooth. 

 HAB Mountains. May. A large shrub; leafl. 7 

 pairs ; corymbs term. ; fr.fulv. 



2. S. microcarpa : leaves pinnate ; leaflets acuminate, 



acutely and incisely serrate, and with the common 

 petiole smooth ; serratures setaceously mucronate. 

 HAB. High mountains. A large shrub ; young branch, 

 glossy : fr. sm. scarlet. 



322. SESUVIUM. Ficoidece. 



S. sessile : flowers sessile ; leaves linear-oblong, flat. 

 HAB. Sea-coast. Succul. ; leav. oppos. ; fl. axill... 

 solit., rosaceous. 



323. ARONIA. Rosacece. 



J. A. arbutifolia : unarmed; leaves ovate-oblong, 

 acute, crenulately serrulate, tomentose beneath ; 

 flowers in corymbs ; calyx tomentose. 

 HAB. Low thickets. May. Shrub 2—4 ft. high : 



fruit scarlet, sweetish and astring. 

 <3. melanocarpa : leaves beneath, and the calyx 

 smooth :. fruit black. 



