48 The Vegetation of the 



Onagracese. In N. Am. 15 Gen. 148 Spec. 



Circaea Lutetiana L. shady woods V. 3 N.E.— AIL— La.— Up.Mo. 

 Gaura biennis L. fences, fields VIII. 5 N.Y.— Miss.— Ga. N.Mex. 

 Epilobium palustre L. var. lineare ditclies V. 5 JSf.IC— All. (N.Ca.)— Up.Miss. 



Or.— Arct. 

 Epilobium coloratum Muhl. ditches, wet prairies III. 5 N.E.— All. (N.Ca.) 



Sonora~Cal.— Or.— 54°K.L. 

 Oenothera biennis L. bottom, fields VI. 5 Atl.— W.Tex. Cal. Or. G.— 56°N.L. 

 Oenothera rhombipetala Nutt. sandy soil I. 4 Up.Miss.— Tex. — Cal. 

 Oenothera fruticosa L. wet prairies II. 5 Conn. — All. — La.— Up.Mo. 

 tLudwigia alternifolia L. fences, ditches I. 3 X.E.— Up.Mo. Fla.- La. 

 Ludwigia polycarpa Sh. Pet. bottom III. 3 Mich.— Oreg. Ky. — Sask. 

 Ludwigia palustris Ell. ditches, swampy places V. 8 Atl.— Pacif. G.— 54° 



N.L. 



Lythracese. In N. Am. 6 Gen. 13 Spec. 



Rotala ramosior Koehne (Ammannia humilis Michx.) bottom IV. 3 Atl.— 



Miss.— Or. G.— Can. 

 Ammannia coccinea liottb. (A. latifolia L. Mant.) Ijottom VI. 5 Oh.— La.— 



Up.Mo. Cal.— Sonora. 

 Lythrum alatum Ph. bottom VIII- 5 Mich —Fla.— Sonora— Cal, 

 Cuphea viscosissima Jacq. dry wood openings VIII. 4 Conn.— All.— La.— 



Up.Miss. 



Cucurbitaceae . In N. Am. 11 Gen. 26 Spec. 



Sicyos angulatus L. bottom V. 3 Atl.— Miss. G. — Can. 



Echinocystis lobata T.Gr. bottom V. 8 W.N.E.—Ky.— Up.Mo.— Sask. 



Ficoideae. In N. Am. 3 Gen. 4 Spec. 



MoUugo verticillata L. roadsides, waste places, yards VIII. S N.E.— Cal. 

 Fla.— X.Mex. 



Umbelliferae. In X. Am. 45 Gen. 171 Spec. 



Sanicula marilandica L. woods VI. 6 X.F.— Ga.— La.— li.Mts.— Or. 

 Erynchium yuccaefohum Michx. dry prairie V. 5 X.J,— Up.Mo. Fla.— W. 



Tex. 

 Heracleum lanatum Michx. banks, copses III. 5 X.E,— All. (X.Ca.)— X.Mex. 



Cal.— Sitka— Huds.—.58°X.L. 

 Archemora rigida D.C. springy places III. 4 X.Y.— Fla,— Miss. 

 Archangelica atropurpurea Iloffm. springy places II. 5 X.E.— Up.Miss. 

 Thaspium barbinode Xutt. banks I. 4 N.E.— Fla.— Up.Miss. 

 Thaspium aureum Xutt. woods V. 5 Atl.— Miss. G.— Can. 

 Thaspium trifoliatum Gr. woods V. 5 Atl.— Miss.— R.Mts. G.— Sask. 

 Pimpinella integerrima Benth Hook (Zizia D. C.) wooded hillsides V. 5 



X.E.— Up.Miss,— La. 

 Cicuta maculata L. swamps V. 5 Atl. —Pacif. G.— Sask. 

 Cicuta bulbifera L. swamps II. 5 X.E. — Li^p.Miss. 

 Slum cicuttefolium Gm. swamps V. 5 Atl.— Pacif. G.— Hudson's Bay. 

 Berula angustifolia Koch, springs, creeks II. 7 Mass.— Pacif. (Sonora,— 



Oreg). 

 Cryptotfenla Canadensis D.C. woods IV. 5 X.E.— All,— La.— Up.Mo. 

 Chjerophyllum procumbens Lam. woods V. 5 X.J.— All.— La.— Up.Miss. 

 Osmorrhiza brevistylis D.C. woods II. 4 X.E.— N.Ca.— Cal.— Sitka. 

 Osmorrhiza longistylis D.C. woods II. 3 N.E.— Or. La.-=-Sask. 



