92 BERBERIDACEAE. [Vor. IL 
4. JEFFERSONIA Bart. Trans. Am. Phil. Soc. 3: 342. 1793. 
Glabrous herbs, with basal palmately-veined or palmately-lobed leaves, and solitary white 
flowers borne on slender scapes. Sepals 4, petaloid, caducous. Petals 8, flat, longer than’ 
the sepals. Stamens 8; anthers dehiscent by valves. Pistil 1, many-ovuled. Capsule leath- 
ery, pyriform, half-circumscissile near the summit. Seeds oblong, arillate. {In honor of 
Thomas Jefferson. ] 
A genus of 2 species, one native of eastern North America, the other of Mantchuria. 
1. Jeffersonia diphylla (L.) Pers. Twin-leaf. 
(Fig. 1645.) 
Podophyllum diphyllum ¥,. Sp. Pl. 505. 1753: 
Jeffersonia binata Bart. Trans. Am. Phil. Soc. 3: 342. 1793 
Jeffersonia Bartonis Michx. Fl. Bor. Am, 1: 237. 1803. 
Jeffersonia diphylia Pers. Syn. 1: 418. 1805. 
Erect, 6’-8’ high when in flower, attaining 16’-18/ in fruit. 
Leaves glaucous beneath, long-petioled, cordate or reniform, 
3/-6/ long, 2/-4’ wide, parted longitudinally into 2 obliquely 
ovate obtuse lobed or entire divisions; lobes rounded, the 
sinuses sometimes 9’’ deep; scape naked, 1-flowered; flowers 
white, about 1’ broad; petals oblong; stigma peltate, undu- 
late; capsule about 1’ long, short-stipitate. 
In woods, eastern Pennsylvania, western New York and On- 
tario to Wisconsin, south to Virginia and Tennessee. Ascends 
to 2500 ft. in Virginia. May. Called also Rheumatism Root. 
5. PODOPHYLLUM IL. Sp. Pl. 505. 1753. 
Erect herbs, with horizontal poisonous rootstocks, large peltate palmately lobed leaves, 
and solitary white flowers. Sepals 6, petaloid, fugacious. Petals 9-6, flat, obovate, longer 
than the sepals. Stamens as many or twice as many as the petals; anthers linear, longitudi- 
nally dehiscent. Pistil 1 (rarely several), many-ovuled, forming a large fleshy berry in fruit. 
Seeds numerous, obovate, enclosed in fleshy arils. [Greek, foot-leaf.] 
A genus of about 4 species, one native of eastern North America and Japan, the others Asiatic. 
1. Podophyllum peltatum L. May 
Apple. Wild Mandrake. 
(Fig. 1646.) 
Podophyllum peltatum V,. Sp. Pl. 505. 1753. 
Erect, 1°-1%° high. Basal leaves centrally 
peltate, nearly 1° in diameter, long-petioled, 
deeply 5-7-lobed, glabrous, or pubescent and 
light green on the lower surface, darker above; 
lobes 2-cleft and dentate at the apex; flowering 
stems appearing from different rootstocks, bear- 
ing 1-3 similar leaves, or occasionally leafless; 
flower white, stout-peduncled, nodding, 2’ broad, 
appearing from the base of the upper leaf and 
generally from immediately between the two 
leaves; fruit oyoid, yellowish, 2’ long, edible. 
In low woods, western Quebec and throughout 
southern Ontario to Minnesota, south to Florida, 
Louisiana and Texas. Ascends to 2500 ft. in Vir- 
ginia. Also known as Wild Lemon and Hog Apple. 
May. 
