582 PLANT LIFE OF ALABAMA. 
PODOSTEMACEAE. River Weed Family. 
About 12 species, perennial aquatics of wide distribution. 
PODOSTEMON Michx. Fl. Bor. Am. 2:164. 1803. 
Two species aquatic perennials. North American. 
Podostemon abrotanoides Nutt. Journ. Acad. Phila. 7:105. 1834. RIVERWEED. 
Chap. FI. 399. 
Carolinian area. Eastern Pennsylvania, Tennessee, and Georgia. 
ALABAMA: Mountain region. On rocks, in swiftly-running stteams. Blount 
County, Mulberry fork, Warrior River. Flowers not seen; June. 
Type locality (Chapman): ‘‘ Gravelly places in Chattahoochee River, Nuttall.” 
Herb. Geol. Surv. Herb. Mohr. sia Rati 
Podostemon ceratophyllum Michx. Fl. Bor. Am. 2:165. 1803. 
Ell. Sk.2:517. Gray, Man. ed. 6, 444. Chap. FI. 399. 
Carolinian area. Ontario; New York to Ohio; sonth from New Jersey to upper 
Georgia. , 
ALABAMA: Mountain region. Rocky river beds. Lee County, Auburn (Baker ¢g- 
Earle). June. Only locality known in the State. 
Type locality: ‘‘Hab. in rupibus saltus fluvii Ohio, juxta Louisville.” 
CRASSULACEAE. Orpine Family. 
SEDUM L. Sp. Pl. 1:430. 1753. 
About 150 species, chiefly perennials, mostly of the cooler and temperate regions 
of the Old World, chiefly Northern Hemisphere. North America, about 13. 
Sedum pulchellum Michx. Fl. Bor. Am. 1: 277. 1803. PRETTY STONECROP. 
Ell. Sk.1:529. Gray, Man. ed.6,177. Chap. Fl. 150. 
Carolinian area. West Virginia and Kentucky, west to southern Illinois, southern 
Missouri and Arkansas, south to Tennessee, and along the mountains to Georgia. 
ALABAMA: Tennessee Valley. Mountain region. Rocky bluffs and_ hillsides. 
Lauderdale and Florence counties. Madison County, south declivity of Montesano 
on limestone rock, abundant. Flowers white; May 1. Local, abundant. 
Type locality: ‘Hab. in rupibus circa Knoxville,” Tenn. 
Ulerb. Geol. Surv. Herb. Mohr. 
Sedum nevii Gray, Man. ed.5,172. 1867. Nrvius STONECROP. 
Gray, Man. ed. 6,177. Chap. F1. 150. 
Carolinian area. Mountains of Virginia and Tennessee. 
ALABAMA: Lower hills. Rocky cliffs. ‘Tuscaloosa County (R. D. Nevius). Bibb 
County, Pratt’s Ferry. Shaded damp rocks Little Cahaba River. Flowers white, 
June. Local and rare, forming dense tuits. : 
Type locality: ‘Mountains of Virginia (Saltpond Mountain, WV’. M. Canby) to 
Alabama (2. D. Nevius).” 
Herb. Geol. Surv. Herb. Mohr. 
Sedum ternatum Michx. Fl. Bor. Am.1: 277. 1803. TERNATE STONECROP. 
Ell. Sk. 1:529. Gray, Man. ed. 6,177. Chap. Fl. 150. — 
Carolinian area. Southern Pennsylvania, Ohio Valley from Virginia south along 
the mountains to Georgia and Arkansas. 
ALABAMA: Tennessee Valley. Mountain region. Lower hills. Rocky woods. 
Lauderdale County, Florence. Dekalb County, Mentone. Cullman County (Miss 
Mary Mohr). Tuscaloosa County (H. A. Smith). Flowers white, May. Not rare. 
Type locality: “Hab. in rupibus occidentalibus Pennsylvaniae, Virginiae et Caro- 
linae.” 
Herb. Geol. Surv. Herb. Mohr. 
‘ DIAMORPHA Nutt. Gen. 1:293. 1818. 
Single species, Southern Atlantic North America. 
Diamorpha pusilla (Michx.) Nutt. Gen. 1: 293. 1818. LittLeE STONECROP. 
Sedum pusillum Michx. Fl. Bor. Am. 1: 276. 1803. 
EM. Sk.1:530. Chap. 1. 150. _ 
Carolinian area. South Carolina. 
