584 PLANT LIFE OF ALABAMA. 
TIARELLA L. Sp. Pl. 1:405. 1753. Fase MITREWoRT. 
Four or 5 species, Asia. North America, 3. 
Tiarella cordifolia L. Sp. Pl. 1: 405. 1753. FALsE MITREWoRT. 
Gray, Man. ed.6,171. Chap. FI. 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. Dampshaded 
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. Pl. 1: 226. 1753. 
Twenty-four species, perennials. Atlantic and Pacific North America to the 
mountains of Mexico. 
Heuchera americana L. Sp. Pl. 1:226. 1753. ALuM Roor. 
Ell. Sk. 1:337. Gray, Man. ed. 6,172. Chap. FI. 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, Cullman, and Blount counties. Tusvaloosa County (£. 4. 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. RuGrL’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-cailed 
rock houses, Cullman County. Flowers white, July, August; infrequent. 
Type locality: ‘‘ Broad River, North Carolina.” Rugel. 
Herb. Geol. Surv. Herb. Mohr. 
Heuchera hispida Pursh, F]. Am. Sept.1:188. 1814. 
Heuchera richardsonit R. Br. in Frankl. Journ. 766, ¢. 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. 
AEABAMA: Tennessee Valley. Damp shaded cliffs, banks of Tennessee River, 
Tuscaloosa County (#. A. Smith). Flowers June; rare. 
Type locality: ‘‘ Missouri.—St. Louis, Engelmann; Louisiana, Pech.” 
Herb. Geol. Surv. Herb. Mohr. 
LEPUROPETALON Ell. 8k. 1:370. 1817. 
One species, southeastern North America. 
Lepuropetalon spathulatum (Muhl.) Ell. Sk. 1:370. 1817. 
Pyzxidanthera spathulata Muhl. Cat. 24. 1813. 
Ell. Sk.1.c¢. Chap. FI. 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. 
