Asclepias ASCLEPIADACEAE— CONVOLVULACEAE Ipomoea 

 A. quadrifolia Jacq. 



Infrequent, in dry hilly woods of the Piedmont; rare on the 

 Coastal Plain: woods 23^ mi. n. e. of Cecilton (Ce), R. R. Tatnall, 

 4851, 21 May 1941 (T). Late May, mid-June. 



A. verticillata L. Whorled Milkweed. 



Infrequent; on serpentine soil of New Castle and Cecil Counties, 

 and on sandy banks southward to Worcester County. Mid-July, 

 Aug. 



Acerates Ell. 



A. longifolia (Mx.) Ell. {A.floridana (Lam.) Hitchc. See Fernald: 

 Rhodora 46, 488-489. 1944.) 



Very rare; known only from upland meadows and ditches at 

 Ellendale (S). First collected by Commons & Canby, in ditches 

 along the railroad, south of the village, in 1877 (A) ; in same locality, 

 by Long & Bartram in 1913 (A); R. R. Tatnall, 23 July 1926 (T), 

 and 2175, 9 June 1934 (G); H. R. Baker, 20 June 1931 (UD). 

 Now apparently extinct in our area. 



A. viridifiora (Raf.) Eaton. Green Milkweed. 



Frequent on sandy soil, including serpentine, in the Piedmont 

 area of New Castle and Cecil Counties; occasional on the Coastal 

 Plain: Chestertown (Ke), E. G. Vanatta, 9 Aug. 1900 (A); Middle- 

 town (NC), E. B. Bartram, 16 Aug. 1908 (A). Late June to mid- 

 Aug. 



Gonolobus Mx. 



G. carolinensis (Jacq.) Schult. (G. hirsutus Mx.; Vincetoxicum 

 caroUnense (Jacq.) Britton. See Perry: Rhodora 40, 

 285-286. 1938.) Angle-pod. 



Infrequent, in thickets, or climbing on fences, in southern New 

 Castle, Cecil, Kent (Del. and Md.), and Queen Anne's Counties. 

 Early June to mid-Sept. 



CONVOLVULACEAE (Morning Glory Family) 

 Ipomoea L. Morning Glory. 

 I. coccinea L. (QuamocUt coccinea (L.) Moench.) 



A frequent escape in cultivated and waste ground. July to Oct. 

 Nat. from tropical America. 



[211] 



