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Massachusetts

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Lysimachia terrestris (L.) Britton, Sterns & Poggenb.

John E. Ebinger
Myrica pensylvanica Mirb.

John E. Ebinger
Myriophyllum humile Morong

John E. Ebinger
Pinus rigida Hook. & Arn.

John E. Ebinger
Plantago lanceolata L.

John E. Ebinger
Polygala polygama Walter

John E. Ebinger
Populus grandidentata Michx.

John E. Ebinger
Rumex acetosella L.

John E. Ebinger
Xyris caroliniana Walter

John E. Ebinger
Acer pseudoplatanus L.

Kalil Boghdan and Fred A. Barkley
Aralia nudicaulis L.

Kalil Boghdan and Eugene Courtney
Chelidonium majus L.

Micheal Lambert
Ribes hirtellum Michx.

S. K. Harris
Xyris difformis Chapm.

Frank MacKeever
Cyperus diandrus Torr.

F. C. MacKeever
Sisymbrium altissimum L.

S.K. Harris
Lysimachia quadrifolia L.

L. Mish
Aralia nudicaulis L.

H. Fritts
Lysimachia quadrifolia L.

H. Fritts
Lycopodium tristachyum Pursh

Harold Fritts
Galeopsis tetrahit L.

George Neville Jones
Eriocaulon septangulare With.

Eugene Cecil Ogden and Edith M. Bolan
Panicum tsugetorum Nash

Fayette Frederick Forbes
Panicum tsugetorum Nash

Fayette Frederick Forbes
Panicum tsugetorum Nash

Fayette Frederick Forbes