150 cuASSULACE.i:. (oki'im: ia.mii.v.) 



■with the potals. Ovaries as many as tlic M-pals, sc])arato or united In-low. 

 Carpt'ls si'\ iTalscc'dfd, opening along the inner suliiru. Seeds anatru]>uu3. 

 Embryo straight, in thin albumen. 



Synopsis. 



1. Sr.DlM. Carpels distinct. Sepals 4-5. Stamens 8 or 10. 



2. DI.\.MOKriI V. Carpels uuiU'd at the bafe. Sepals 4. Stamens 8 



3. PENTIIOKUM. Carpels uuited above the midJIe. Sepals 5. Stamens 10- 



1. SEDUM, L. Om-iNK. SxoxK-CRor. 



Sepals 4 -.5. Stamens 8 or 10. Carpels distinct, niany-sccdcd, with an en- 

 tire scale at tlie base of each. — Herbs smooth and fleshy. 



1. S. telephioides, Michx. Stem ."^tout, erect or ascending, very leafy 

 throughout ; leaves alternate, oblong-obovate, toothed or entire ; the lower ones 

 mostly tapering into a petiole, the upper sessile ; cymes compact, erect, many- 

 flowered ; petals flesh-color, ovate-lanceolate, acuminate ; stamens 10 ; caqK-ls 

 acuminate, pointed with the slender style. — Dry rocks, along the mountains, 

 Georgia, and northward. June. — Stem 7'- 12' high. Leaves 1'- li' long. 



2. S. ternatum, ^lich.K. Stems low (3' -8'), branching at the base, ascend- 

 ing; lowest leaves crowded, spatulatc or obovate, 3 in a whorl ; the upper ones 

 scattered, oval or lanceolate ; cyme composed of 3 recurved branches ; stamens 

 8, those of the central flowers 10. — Mountain-rocks, Georgia, Tennessee, and 

 northward. Jlay and June. y. — Flowers white. 



3. S. pulchellura, ^Michx. Stems ascending (4' -12' long) ; leaves very 

 numerous, alternate, linear, obtuse; cyme composed of several recurved or 

 spreading branches ; flowers pale purple ; sepals much shorter than the ])etals ; 

 stamens 8, those of the central flowers mostly 10; carpels tapering into the long 

 and slender style. — With the preceding. Jlay and June. 



4. S. Nevii, Gray. Stems low (3' -5'), ascending; leaves alternate, scat- 

 tered, linear-clavate, obtuse ; flowers sessile, scattered along the widely spread- 

 ing or recurved branches of the simple cyme ; bracts linear, longer than the 

 flowers ; sepals linear-lanceolate, acutish, as long as the lanceolate white petals ; 

 stamens 8, shorter than the petals ; anthers purplish-brown ; carpels tapering 

 into the short subulate style — Rocky cliff's at Tuscaloosa, Alabama, Bev. R. 

 D. Nevius. April and May. 



2. DIAMORPHA, Nutt. 



Sepals 4, vcrj- short. Petals 4, oval, concave. Stamens 8. Carpels 4, united 

 below the middle, at length spreading, 4-8-seedod. — A small (l'-4'J succu- 

 lent biennial herb, branching from the base. Leaves terete, fleshy. Flowers 

 white. 



1 - D. pusilla, Nutt. — On flat rocks in the upper districts, Alabama to 

 North Carolina. ^larch and April. 



