210 



CRASSULACEAE. 



VOL. II. 



8. Sedum ternatum Michx. Wild Stonecrop. Fig. 2141. 



S. ternatum Michx. Fl. Bor. Am. i : 277. 1803. 



Perennial by rootstocks, tufted, stem creep- 

 ing, flowering branches ascending, 3'-8' high. 

 Lower leaves and those of the sterile shoots 

 flat, obovate, entire, 6"-i2" long, sometimes 

 9" wide, rounded at the apex, cuneate at the 

 base or narrowed into a petiole, verticillate 

 in 3's ; upper leaves oblanceolate or oblong, 

 alternate, sessile ; cyme 2-4-forked, its branches 

 spreading or recurved in flower; flowers rather 

 distant, often leafy-bracted, about 5" broad; 

 petals linear-lanceolate, acute, white, nearly 

 twice the length of the oblong obtuse sepals; 

 follicles 2\" long, tipped with the slender style. 



On rocks, Connecticut to New Jersey, Georgia, 

 west to Indiana, Missouri, Tennessee and Mich- 

 igan. Also escaped from gardens to roadsides in 

 the Middle and Eastern States. Ascends to 3000 

 ft. in Virginia. Iceland-moss. Three-leaved 

 stonecrop. April-June. 



9. Sedum Nevii A. Gray. Nevius' Stonecrop. 

 Fig. 2142. 



Sedum Ncvii A. Gray, Man. Ed. 5, 172. 1867. 



Densely tufted, glabrous, stems spreading or decum- 

 bent, flowering branches ascending, 3'-5' high. Leaves 

 of the sterile shoots very densely imbricated, spatulate 

 or obovate, narrowed or cuneate at the base, mostly 

 sessile, rounded at the apex, entire, 3"-6" long, i"-2" 

 wide, the lower ones smaller ; leaves of the flowering 

 branches spatulate or linear-oblong, alternate; cyme 

 about 3-forked, its branches usually recurved in flower; 

 flowers close together, $"-4" broad; petals linear, 

 acuminate, longer than the sepals ; follicles about 2" 

 long, widely divergent, tipped with the short style. 



On rocks, mountains of Virginia to Alabama, Illinois and 

 Missouri. May-June. 



Sedum stoloniferum Gmel., a perennial species, with 

 opposite obovate-cuneate crenate leaves and pale rose- 

 colored petals twice as long as the calyx, occurs on road- 

 sides and in fields in Maine and Nova Scotia. Native of 

 the Orient. 



4. SEMPERVIVUM [Rupp.j L. Sp. PI. 464. 1753. 



Fleshy perennial herbs, the thick succulent leaves densely imbricated on the short sterile 

 shoots and scattered on the erect flowering stems, with compound terminal usually dense 

 cymes of showy flowers. Flowers 6-2o-parted. Petals distinct, oblong or lanceolate, acute 

 or acuminate. Stamens twice as many as the petals. Styles filiform; ovules . Follicles 

 many-seeded. [Latin, always living.] 



About 40 species, natives of the Old World, chiefly distinguished from Sedum by the more 

 numerous parts of the flower, the following typical. 



