UMBELLIFERAE 231 



16. DERINGA Adans. 

 1. Deringa Canadensis (L.) Kuntze. Honewort. (Man. p. 679 ; I.F. 

 /. 26g6.) In woods, N. B. to S. Dak., Ga. and Tex. — Pennsylvania: 

 Northampton ; Bucks ; Dei,aware ; Chester ; Lancaster ; Frank- 

 i,iN ; Huntingdon ; Erie ; Ai^legheny. 



17. CARUM L. 

 1. Canim Carui L,. Caraway. (Man. p. 679; I. F. /. .?6pj. ) In 

 ■waste places, Newf. to S. Dak., Pa. and Colo. Adv. from Eu. — Penn- 

 sylvania : Lebanon ; Susquehanna. 



18. TAENIDA Drude. 



1. Taenidaintegerrlma (L.) Drude. YeIvI^ow Pimpernel. (Man. p. 

 680; I. F. /. 26J0.) In rocky or sandy soil, Quebec to N. C, Ont., 

 Minn., Kans. and Miss. — Pennsylvania: Northampton; Bucks; 

 Chester ; Montgomery ; Lancaster ; Franki^in ; Warren ; A1.1.E- 



GHENY. 



19. PIMPINELLA L- 



1. Pimpinella Saxifraga (L- ) Bennet. Pimpernei.. (Man. p. 680; 

 I. F.y. 26 J I.') In waste places, N. Y., Pa., N. J. and Ohio. Adv. from 

 Eu. — Peftnsylvania : Monroe, Water Gap ; Northampton, Easton, 



20. AEGOPODIUM L- 



1. Aegopodium Podagraria L. Goutweed. GoutworT. (Man. p. 

 680; I. F.y. 2J02.) In waste places, Mass. to Pa. and Del. Adv. from 

 Eu. — Pennsylvania : Northampton, Bethlehem ; Philadelphia ; Lan- 

 caster. 



21. SIUM L. 



Fruit 3 mm. long : leaf-segments 4 -17, mostly 5-13 cm. long. 



1. S. cicutaefolium. 

 Fruit 2 mm. long : leaf-segments 3-7, mostly 2.5-5 cm. long. 



2. 5". Carsoni. 



1. Slum cicutaefolium Gmel. Hemlock Water-parsnip. (Man. 

 p. 681 ; I. F. /. 2685.) In swamps, N. S. to B. C, Fla., La. and Calif. 

 — Pennsylvania : Northampton ; Bucks ; Chester ; Lancaster ; Lu- 

 zerne ; Pike ; Carbon ; Armstrong. 



2. Sium Carsoni Durand. Carson's Water-parsnip. (Man. p. 

 681; I. F. y. 2686.) In streams. Me. to R.I. and Pa. — Pennsylvania: 

 Wayne ; Monroe ; Carbon ; Bucks. 



22. PTILIMNIUM Raf. 

 1. Ptilimnium capillaceum (Michx.) HoUick. Mock Bishop-weed. 

 (Man. p. 681 ; I. F. f. 26gg.) In wet soil, especially brackish meadows, 

 Mass. to Fla., west to Tex. — Pennsylvania : Bucks. 



23. AETHUSA L. 

 1. Aethusa Cynapium L. Fool's Parsley. (Man. p. 682; I. F. 

 f. 26^6.) Native of Eu. Adv. or nat. in eastern N. Am. — Pennsylvania : 

 Philadelphia ; Delaware. 



