3^ CATALOGUE OF PLANTS. 



Potamogeton, Tourn. Pondweed. 

 natans, L. Ponds and streams. 

 Oakesianus, Robbins. Ponds on Grantham Mt. 

 Claytonii, Tuck. Common in ponds and streams. 

 Spirillus, Tuck. Streams and ponds, 

 hybridus, Michx. Shallow ponds, 

 rufescens, Schrad. Windsor, Vt. ; infrequent, 

 lonchites, Tuck. Conn, river, 

 amplifolius, Tuck. Ponds and large rivers, 

 gramineus, L. Conn, river, 

 perfoliatus, L. Conn, river. 



var. lanceolatus, Robbins. Conn, river, 

 compressus, L. Randolph, Vt.,y. W. Freley. 

 pauciflorus, Pursh. Pools. 



pusillus, L., var. vulgaris, Fries. Shallow pools. 

 Tuckermani, Robbins. Claremont, Barrows; scarce, 

 pectinatus, L. In Conn, river. 

 Robbinsii, Oakes. In a pool near West Lebanon. 



Order 82. ALISMACEiE. Water-Plantain Family. 



Scheuchzeria, L. 



palustris, L. Marshes near ponds, Grantham Mt. ; Union Village 

 Vt., etc. 



Alisma, L. Water-Plantain. 



Plantago, L., var. Americana, Gr. Shallow water. 



Sagittaria, L. Arrow-head. 



variabilis, Engelm. In wet places ; several varieties, 

 graminea, Michx. Lebanon, etc. ; not rare. 



Order 83. HYDEOCHARIDACE^l. Frog's-bit Family. 



Vallisneria, Micheli. Tape Grass. Eel Grass, 

 spiralis, L. Hanover, in Conn, river, etc. 



Order 84. ORCHID ACEJE. Orchis Family. 



Orchis, L. 



spectabilis, L. (Showy Orchis.) Rich woods ; not rare. 



Habenaria, Willd. R. Br. 

 tridentata, Hook. 



virescens, Spreng. Claremont, Barrows. 

 viridis, R. Br., var. bracteata, Reich. Rich woods, 

 hyperborea, R. Br. Cold bogs, also wet woods, 



