70 NORTH AMERICAN FI.ORA [Volxjme 22 



lobed, the lobes ovate, 1.5-2 mm. long, obtuse; petals bright-yellow, lanceolate, acute, 5-6 



mm. long, spreading; stamens 10; carpels 5, spreading in age, many-seeded. 



Type locality : Mexico. 



Distribution : On cliffs, Central Mexico. 



Illustration: DC. Mem. Crass.//. 9. 



46, Sedum confusum Hemsl. Diag. PI. Nov. 1 : 10. 1878. 



Shrubby, 3-6 dm. high, glabrous, shining. Leaves sessile, obovate-spatulate, 18-25 

 mm. long, rounded at apex ; inflorescence a congested cyme ; flowers sessile, 8-10 mm. 

 broad ; calyx 5-lobed ; petals obovate-lanceolate, yellow ; scales minute. 



Type locality : Mexico ? 



Distribution : Only known from garden specimens supposed to have come from Mexico. 



Illustration : Baker in Saund. Ref . Bot. 5 : pi. 337 . 



47. Sedum praealtum DC. PI. Rar. Genev. 10: 21. 1847. 



A shrub, 15-18 dm. high, branching, glabrous. Leaves oblanceolate-spatulate, obtuse 

 or acutish, shining, 5-8 cm. long ; inflorescence cymose- paniculate ; pedicels short ; caljTc- 

 lobes oblong-lanceolate, obtuse; petals yellow, narrowly lanceolate, acute, four times longer 

 than the calyx-lobes ; scales small, round ; carpels subulate, many-seeded. 



Described from garden specimens supposed to be of Mexican origin. A very doubtful species. 



48. Sedum ternatum Michx. Fl. Bor. Am. 1 : 277. 1803. 



Sedum portulacoides y^iWA. Enum. Hort. Berol. 484. 1809. 



Sedum deficiens Donn, Hort. Cantab, ed. 6. 126. 1811. 



Anacampseros ternata Haw. Syn. PI. Succ. 114, 1812. 



Sedum. am-ericanum Banks ; Pursh, Fl. Am. Sept. 324, as synonym. 1814. 



Sedum, octogonuTn DC. Prodr. 3 : 403, as synonym. 1827. 



Perennial by rootstocks, glabrous, tufted ; stems creeping, flowering branches 0.7-2 

 dm. high. lyower leaves and those of sterile shoots flat, obovate, entire, 1-2.5 cm. long, 

 sometimes 2 cm. 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 1 cm. broad ; petals linear-lanceolate, acute, nearly twice the length of the oblong 

 obtuse sepals ; follicles 5 mm. long, tipped with the slender style. 



Type locality : On rocks, western Pennsylvania, Virginia and Carolina. 

 Distribution : On rocks, New York and New Jersey to Georgia, Indiana, Michigan and 

 Tennessee. 



Illustrations: Bot. Reg.//. 142; Bot. Mag.//. 1977 ; Britt. & Brown, 111. Fl./. 1818. 



F 



49. Sedum filiferum S. Wats. Proc. Am. Acad. 21 : 428. 1886. 



Perennial, glabrous, about 1 dm. high. Basal leaves in dense rosettes, spatulate, 8-16 

 mm. long, tapering at apex into a long filiform appendage ; inflorescence an open cyme ; 

 pedicels 6-8 mm. long ; sepals oblong, 4 mm. long, ending in a short seta ; petals 8 mm. 

 long, acute, white below, reddish above. 



Type locality : Chihuahua. 



Distribution : Onlj known from specimens raised in Washington, D. C, from seed collected 

 by Dr. E. Palmer in Chihuahua, Mexico. 



50. Sedum (?) longipes Rose, Bull. N. Y. Bot. Gard. 3 : 43. 1903. 



Stems slender, creeping, rooting at the joints. Sterile branches bearing dense rosettes 

 of small orbicular leaves ; flowering branches seemingly erect, 2-3 cm. high, flowering 

 toward the top ; flowers solitary in the axils of the leaves, 8-10 mm. long ; sepals ovate, 

 obtuse, 2-3 mm. long; petals purple, 4-5 mm. long, lanceolate, apparently keeled near the 

 tip ; scales (for the genus very conspicuous) strongly 2-lobed, each lobe with several 

 teeth at apex ; stamens 10, shorter than the petals. 



Type locality : Mossy knobs of conglomerate of the Sierra de Tepoxtlan, Morelos, Mexico. 

 Distribution : Known only from the type locality and vicinity. 



