54 The Vegetation of the 



Asclepias phytolaccoides Ph. shady banks lY. 3 N.E.— All.(Ga.)— Up.Miss. 



—La. 

 Asclepias quadrifolia L. wooded hillsides III. 3 Can.— N.Ca.— Up.Miss.— 



Ark. 

 Asclepias verticillata L. dry prairie V.S. Atl.— R.Mts.— Mex.G.— Can. 

 Acerates longif olia Ell. prairie II 2 Fla.— Tex. Oh.— Up. Miss. 

 Acerates viridiflora Ell. dry prairie hillsides V- 4 N.E.— Sask. Fla.- Tex. 



O-entianacesB. In N.Am. 13 Gen. 82 Spec. 



Gentiana quinqueflora Lam. shady hillsides IV. 4 N.E.— Up.Miss.— Ela.- 



Tex. 

 Gentiana alba Muhl. copses III. 3 N.Y.— All. (Va.) Ky.— Up.Miss. 

 Gentiana Andrewsii Gris. bottom III. 4 N.E.— Sask.— All. (Ga.) 

 Gentiana puberula Michx. dry prairie, hillsides, II. 4 Oh. Ky. — Up.Miss. 

 tMenyanthes trifoliata L. swamps, I. 4 N.E.—Cal.— Alaska— Arct. 



Polemoniacese. In N.Am. 5 Gen. 123 Spec. 



Phlox maculata L. wooded hillsides 1 2 Pa.— Up.Miss.— Fla. 



Phlox glaberrima L. bottom, wet prairie II. 5 All. (Va.)— Up.Miss.— Fla.— 



La. 

 Phlox pilosa L. prairie, hillsides V. 5 N.J.— Sask. Fla.— Tex. 

 Phlox divaricata L. woods VII. 7 N.Y.— Up.Miss. Fla. — Ark. 

 Phlox bifida Beck sandy soil, hillsides II. 5 Up.Miss. 

 Polemonium reptans L. wooded hillsides VI. 5 N.T. — Ala. — Up.Miss. — Or. ? 



Hydrophyllacese. In N.Am. 14 Gen. 115 Spec. 



Hydrophyllum virginicum L. woods V. 3 N.E.— All. (S.Ca.)—W.T.— Alaska. 

 Hydrophyllum appendiculatum Michx. woods IV. 4 Can. — Wise. All. — ^Mo. 

 EUisia nyetelea L. shady woods VI. 8 Pa.— Va.— La.— Sask. 



BorragiuacesB. In N.Am. 19 Gen. 123 Spec. 



Echinospermum virginicum Lehm. (Cynoglossum Morisoni DC.) woods 



VIII. 8 Can.— Alab.— Miss. 

 Mertensia virginica DC. bottom, shady hillsides V. 8 N.Y.— All.(S.Ca.)— 



Up.Miss. 

 Myosotis verna Nutt. dry soil II. 4 N.E.— Fla.— Tex.— Cal. Or. 

 Lithospermum canescens Lehm. prairie V. 3 Can. — Sask. Ala.— Ariz. 

 Lithospermum hirtum Lehm. dry open wood, prairie V. 5 Va. — Mich. Up. 



Miss. Fla.— Tex. 

 Lithospermum angustifolium Michx. (L. longiflorum Lehm.) prairie III. 6 



Up.Miss. — Sask. — Ariz. 

 Lithospermum latifolium Michx. woods V. 3 Can.— Va.— Tenn. Up.Miss. 

 Onosmodium carolinianum DC. var. molle dry prairie, roadsides V. 6 111.— 



Sask.— Tex. 



Convolvulaoese . In N.Am. 8 Gen. 73 Spec. 



Jpomoea pandurata Mey. bottom, fields V. 6 Can.— Fla.— Up.Miss. Tex. 

 Jpomoea lacunosa L. bottom IV. 5 Pa.— 111. S.Ca.— Tex. 

 Convolvulus sepium L. bottom, copses III. 3 N.E.— Fla.— N.Mex.— Sask. 

 Convolvulus spithameus L. dry open woods IV. 3 Can.— Fla.— Up.Miss. 

 Cuscuta tenuiflora Engelm. bottom upon Cephalanthus V. 5 Pa.— Sask.— 



Ariz. 

 Cuscuta inflexa Engelm. bottom on shrubs V. 5 N.E.— Neb.— Ark. 

 Cuscuta chloroQarpa Engelm. bottom on Polygonum, etc. II. 3 Pa.— Up. 



Miss.— Ark. 

 Cuscuta Gronovii Willd. bottom on Saururus, etc. V. 8 Can.— Up.Miss Fla 



—Tex. 



