534 PLANT LIFE OF .ALABAMA. 



TIARELLA L. Sp. PL 1:405. 1753. FALSE MITREWOUT. 



Four or 5 species, Asia. North America, 3. 

 Tiarella cordifolia L. Sp. PI. 1 : 405. 1753. FALSE MITREWORT. 



Gray, Man. ed. 6, 171. Chap. Fl. 154. 



NORTHWESTERN ASIA, SIBERIA. 



Alleghenian to Louisianian area. Nova Scotia, Ontario; New England west to 

 Minnesota, south to Tennessee, North Carolina, and Mississippi. 



ALABAMA: Tennessee Valley. Mountain region to Coast Pine belt. Damp shaded 

 banks and rocky woods. Lauderdale, Lawrence, Winston, Walker, and Tuscaloosa 

 counties. Clarke County, Suggsville (Dr. Denny) ; most southerly station. Flowers 

 white, April; not common. Perennial. 



Type locality : " Hab. in America et Asia septentrionali." 



Herb. Geol. Surv. Herb. Mohr. 



HEUCHERA L. Sp. PI. 1: 226. 1753. 



Twenty-four species, perennials. Atlantic and Pacific North America to the 

 mountains of Mexico. 



Heuchera americana L. Sp. PI. 1 : 226. 1753. ALUM ROOT. 



Ell. Sk. 1 : 337. Gray, Man. ed. 6, 172. Chap. Fl. 152. 



Alleghenian and Carolinian areas. Southern Ontario; Connecticut west to Min- 

 nesota, south to Arkansas ; Ohio Valley, and along the mountains to Georgia. 



ALABAMA: Tennessee Valley. Mountain region. Rocky open woods. Lauder- 

 dale, Cullinan, and Blount counties. Tuscaloosa County (E. A. /Smith); most south- 

 erly station. Flowers white, April; not common. 



Economic uses: The root, called "alum root," is used medicinally. 



Type locality : " Hab. in Virginia." 



Herb. Geol. Surv. Herb. Mohr. 



Heuchera rugelii Shuttlew. ; Kunze, Linnaea, 20 : 43. 1847. RUGEL'S ALUM ROOT. 



Gray, Man. ed. 6, 172. Chap. Fl. Suppl. 622; ed. 3, 144. 



Carolinian area. Mountains of Virginia, west to Kentucky and southern Illinois, 

 south on the mountains from Tennessee to Georgia. 



ALABAMA : Mountain region. Damp shaded sandstone rocks. Winston County, 

 Collier's Creek, 1,500 feet. Lawrence County, Mountain Home; in the so-called 

 rock houses. Cullinan County. Flowers white, July, August; infrequent. 



Type locality : " Broad River, North Carolina." Rugel. 



Herb. Geol. Surv. Herb. Mohr. 



Heuchera hispida Pursh, Fl. Am. Sept. 1 : 188. 1814. 



Heuchera richardsonii R. Br. in Frankl. Journ. 766, t. 29. 1823. 



Gray, Man. ed. 6, 172. Chap. Fl. 144. 



Canadian zone to Carolinian area. 



ALABAMA : Metamorphic hills. On rocks. Talladega County, Kahatchee 

 Mountain, June, 1899 (C. D. Beadle}. 



Type locality : " On high mountains of Virginia and Carolina." 



Herb. Biltmore. 



Heuchera hispida hirsuticaulis Wheelock, Bull. Torr. Club, 17 : 199. 1870. 



Carolinian area. Illinois and Missouri. 



ALABAMA: Tennessee Valley. Damp shaded cliffs, banks of Tennessee River. 

 Tuscaloosa County (E. A. Smith}. Flowers June; rare. 



Type locality : "Missouri. St. Louis, Engelmann; Louisiana, Pech." 



Herb. Geol. Surv. Herb. Mohr. 



LEPTJROPETALON Ell. Sk. 1 : 370. 1817. 



One species, southeastern North America. 

 Lepuropetalon spathulatum (Mnlil. ) Ell. Sk. 1 : 370. 1817. 



Pyxidanthera spathulata Muhl. Cat. 24. 1813. 



Ell. Sk. I.e. Chap. Fl. 152. 



Louisianian area. Georgia and South Carolina. 



ALABAMA: Coast plain. Damp grassy banks in sandy soil. Mobile County. 

 Flowers in March; not common. A small annual, hidden in the grass and easily 

 overlooked. 



Type locality: "Carolina." 



Herb. Geol. Surv. Herb. Mohr. 



