218 Karl M. Wiegand and Arthur J. Eames 



Cent. Mass. to Ont. and Wis., southw. to Fla., Miss., and Ark. This species 

 apparently tolerates more acid and more sterile soils than the preceding one, and its 

 range extends onto the Coastal Plain. 



51. MENISPERMACEAE (Moonseed Family) 

 1. Menispermum (Tourn.) L. 

 1. M. canadense L. Moonseed. 



Rich light soils in ravines and alluvial woods and on banks, more commonly in 

 somewhat calcareous soils ; infrequent. June. 



Negundo Woods (D.) ; Six Mile Creek (D. !) ; Renwick woods (D. !) ; Cascadilla 

 Glen (D.\) ; Fall Creek (D. !) ; mouth of Pleasant Grove Brook; slough s. w. 

 of Chicago Bog, abundant ; s. w. of Mud Pond, Conquest ; and elsewhere. 



W. Que. and w. N. E. to Man., southw. to Ga., Ark., and Nebr. ; less frequent on 

 the Coastal Plain. 



52. BERBERIDACEAE (Barberry Family) 



a. Petals 6-9 ; stamens 8-18 ; fruit many-seeded ; herbs. 



b. Anthers opening longitudinally ; fruit a large berry ; leaves palmately 5-9-lobed. 



1. Podophyllum 

 b. Anthers opening by uplifting valves; fruit a circumscissile pod; leaves of 2 ob- 

 liquely ovate leaflets. 2. Jeffersonia 

 a. Petals and stamens 6; fruit few-seeded. 



b. Herbs ; leaves ternately decompound ; flowers purplish green, with very short 

 thick petals; the 2 blue seeds maturing naked. 3. Caulophyllum 



b. Shrubs ; leaves simple, spiny-toothed ; flowers yellow, the petals slightly shorter 

 than the sepals ; fruit a 1-few-seeded red berry. 4. Berberis 



1. Podophyllum L. 

 1. P. peltatum L. May Apple. Mandrake. 



Rich woods and banks, in gravelly loamy soils; not uncommon. May 20-June 10. 



Not common immediately about Ithaca, but more frequent toward Dryden and 

 McLean, and in this flora largely a plant of the calcareous gravels, avoiding both acid 

 soils and heavy clays : mouth of Enfield Glen ; South Hill ; Six Mile Creek ; in 

 ravines, Renwick slope ; Fall Creek, above Forest Home ; Elm Beach, Romulus ; and 

 elsewhere. 



W. Que and w. N. E. to Minn., southw. to Fla., La., and Tex. ; infrequent on the 

 Coastal Plain. 



2. Jeffersonia Barton 

 1. J. diphylla (L.) Pers. Twinleaf. 



Open woods and banks, in rich lake-bottom soils of the Ontario plain and its south- 

 ward extensions ; rare. May 1-20. 



Bank at n. end of pond hole n. of Wood Mill station, abundant, growing with 

 Carcx Carcyana and C. tctanica, 1881 (Dr. C. Ahvood, D. !) ; Paine Creek glen, 

 1883 (Prof. French]); near Aurora, 1841 (Dr. Alex. Thompson): "about two 

 miles south-east of Levanna, near the east branch of Barber's Brook, in rich woods 

 just west of the V. C. Deshong place; . . . 1882" (D.) ; near Levanna, near 

 Barber Brook and about a mile from the lake, apparently, 1827 (/. /. Thomas Herb.) ; 

 Big Gully (W. W. Rozvlce). 



N. and cent. N. Y. to Wis., southw. to Va., Tcnn., and Iowa. A plant primarily 

 of the rich lands of the Ohio Valley. 



