ILs\a Ue 
Circaea 
Circaea quadrisulcata (Maxim.) 
Franch. and Sav., var. canadensis 
(L.) Hara Enchanter's Nightshade 
Java Farm. One station: along old entrance road between inter- 
sections with Fox Point road and springhouse road. Hectare 3409. 
Ivy Neck. One station: moist woods at Cheston Creek drainage. 
Hectare 4752. Canopy of Diospyros virginiana, Platanus occidentalis, 
Liquidambar styraciflua. Associate species: Eupatorium coelestinun, 
Duchesnea indica, Cuphea petiolata, Ranunculus sceleratus. Higman 
821, 855. 
Oenothera 
1. Leaves lyrate-pinnatifid; stem leafy to base, often 
branching at base. (Also, capsule 2-3 cm. long)...... 0. laciniata 
1. Leaves entire or shallowly serrate; stem often nearly 
leafless below the middle, branching above the middle. 
2. Calyx tube 1.8-4.4 cm. long; capsules 1-3.5 cm. 
long, lance-cylindric, nearly sessile, appressed 
ascending. ....... Tele eisieie\civ vee ere eve see ele s/4sie)sin ee ae 0. biennis 
2. Calyx tube .5-1.5 cm. long; capsules 6-11 m. 
long, short-ellipsoid, tapering to slender 
stipes 5-15 mm. long, ascending-spreading.......... O. fruticosa 
Oenothera laciniata Hill Evening Primrose 
Ivy Neck. One station in abandoned field on Scaffold Peninsula. 
Hectare 4761. Associate species: Hypericum perforatum, Trifolium 
pratense, Trifolium hybridum, Eupatorium serotinum, Plantago virginica. 
Higman 690. 
QO. biennis L. Evening Primrose 
Java Farm. One station on Fox Point Road. 
Ivy Neck. Infrequent in grassy abandoned field on Scaffold 
Peninsula. Associated with 0. laciniata above. Higman 145, 954, 1018. 
QO. fruticosa L. Evening Primrose 
Ivy Neck. Moderately abundant in abandoned field on Scaffold 
Peninsula. Associated with 0. laciniata and 0. biennis and their 
associates above. Higman 1114. 
