DECANDRIA DECAGYNIA. 293 



it Gont'mues tliroug-hout the mountains to Georgia, most- 

 ly upon the shelvings of rocks and also upon the trunks 

 of decayed trees on the banks of the Ohio, &.c. 2. tema^ 

 turn. Generally accompanying the preceding. 3. sietiQ' 

 petalum. Ph. Towards the Columbia. 4. ielepldoidi!^'. 

 Scarcely distinct from S. Telephium. 



Almost exclusively an European genus. 



323. ^DIAMORPHA.f 



Calix 4 -cleft. Petals 4. Capsule opening ex- 

 ternally, 4-celle(l, cuspidate, cusps subulate, di- 

 vergent; cells about 4-seeded. 



A very small succulent biennial, verticillately branched 

 from the base; branches 3 or 4; flowers minute, cymose, 

 lerminaf; leaves alternate subterete. 



Species. 1. D. pusilla. Sedwn pnsiUv.m. Mich. 1. p. 

 276. Tillcea cj/mosa, of the present pubUcation, which see 

 p. 110, it is however very distinct from tiiat or any other 

 genus with which I am acquainted. The capsule is at 

 length coriaceous, its summit nearly flat, with 4 horizon- 

 tal diverging subulate cusps, tiic cells uniformly 4 are ca- 

 rinate and open externally. Although the fruit may be 

 considered as 4 ingrafted capsules, they are never at any 

 period separa!)le. 



Note Tliis genus should have been placed in Octau' 

 dria Tetragynia. 



Order VI.— DECAGYNIA. 



334. PHYTOLACCA. L, (Poke.) 



Calix 5 -leaved, petaloid. Bervij superior, 

 10-celled, 10-seeded. 



Herbaceous, rarely shrubby; flowers racemose, racemes 

 often opposite to the leaves, rarely axillary; leaves acute, 

 mostly lanceolate. St^les 5, 7, 8, and 10-* stamina 7, 8, to 

 20. 



Species. 1. P. decandra. The young shoots when 

 boiled form an article of diet, while the full grown plant 

 proves a drastic purgative. A tincture of the ripe berries 



f From hciii^op9-}}^defoi?ned, or contrary formed; in retlrenco 

 to the fruit, which is formed diflerenlly and couu»ry to the 

 rest of the SEMPERViViE. 



c c 2 



