AEUM FAMILY. 425 



PELTANDRA Raf. Journ. Phys. 89 : 103. 1819. 



Two species, paludial perennials. Southeastern North America. 



Peltandra sagittifolia (Michx.) Morong, Mem. Torr. Club, 5 : 102. 1894. 



WHITE ARROW-ARUM. WILD CALLA LILY. 



Calla sagittifolia Michx. Fl. Bor. Am. 2 : 187. 1803. 



Calladium glaucum Ell. Sk. 2 : 631. 1821-24. 



Peltandra alba Raf. New. Fl. N. Am. 1 : 88. 1836. 



Xanthosoma sagittifolia Chap. Fl. 441. 1860. Not Schult. 



Ell. Sk. 1. c. Gray, Man. ed. 6, 550. Chap. Fl. 441 ; ed. 3, 465. 



Lotiisianian area. North Carolina to Florida, along the Gulf coast to Mississippi. 



ALABAMA: Coast region. Boggy borders of pine-barren streams. Mobile and 

 Baldwin counties. Flowers in June. Spadix white, fruit scarlet. July to August; 

 not rare. 



Type locality : " Hab. in paludosis Georgiae et Floridae." 



Herb. Geol. Surv. Herb. Mohr. 



Peltandra virginica (L.) Kunth, Enum. 3 :43. 1841. GREEN ARUM. 



Arum virginicum L. Sp. PL 2 : 966. 1753. 



Peltandra undulata Raf. Journ. Phys. 89 : 103. 1819. 



Calla virginica Michx. Fl. Bor. Am. 2 : 187. 1803. 



Ell. Sk. 2 : 630. Gray, Man. ed. 6, 550. Chap. Fl. 440. 



Alleghenian to Louisianian area. Ontario; New England, west to Michigan; 

 lower Ohio Valley, south to Florida and Louisiana. 



ALABAMA: Tennessee Valley. Central Pine belt to Coast plain. Low muddy 

 places. Most abundant near the coast. Mobile County. Tuscaloosa County (E. A. 

 Smith). Flowers in April ; green. Common. 



The whole plant is acrid. 



Type locality : " Hab. in Virginia." 

 Herb. Geol. Surv. 



Herb. Mohr. 



ARISABMA Mart. Flora, 14 : 459. 1831. 



About 50 species, perennials, of temperate and subtropical regions. Eastern Asia, 

 North America. Atlantic North America, 2. 



Arisaema quinatum Schott, Syn. Aroid. 28. 1856. 

 Arum quinatum Nutt. Gen. 2 : 222. 1818. 

 Arum polymorphum Buckl. Am. Journ. Sci. 45 : 173. 1843. 



Arisaema polymorphum Chap. Fl. 440. 1860. 

 Ell. Sk. 2: 629. Chi 



lap. Fl. ed. 3, 464. 



Carolinian and Louisianian areas. North Carolina, Georgia. 



ALABAMA: Mountain region. Upper division Coast Pine belt. Rich wooded 

 hillsides. Winston County, Colliers Creek, altitude 1,300 feet. Clarke County, Choc- 

 taw Corner, altitude 250 feet. Flowers April, May. Spathe white. Infrequent. 



Distinguished from Arum triphyllum by the quiuate or subquinats second leaf, by 

 the acute, rather slender (not inflated), spathe, and by the slender spadix tapering to 

 the obtuse (not clavate) apex. 



Type locality : " In Georgia; Dr. Baldwyn." 



Arisaema triphyllum (L.) Torr. Fl. N. Y. 2 : 239. 1843. INDIAN TURNIP. 



Arum triphyllum L. Sp. PI. 2 : 965. 1753. 



Ell. Sk. 2 : 629. Gray, Man. ed. 6, 549. Chap. Fl. 440. 



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

 to Minnesota, south to the Ohio Valley, Florida, and Louisiana. 



ALABAMA: Over the State. Rich wooded hillsides, copses. Winston County, 1,500 

 iVet. Clay, Cullman, Tuscaloosa, Clarke, Mobile, and Baldwin counties. April, May ; 

 not common. 



The plant with leaves of 5 segments from the mountains of Winston County is 

 found too closely connected with the type by forms from Clarke County, with 

 the lateral leaflets more or less deeply two-parted, to be considered distinct. 



p]conomic uses: The root, known as "Indian turnip," is used medicinally. 



Type locality : "Hab. in Virginia, Brasilia." 



Herb. Geol. Surv. Herb. Mohr. 



