1916] McAtee, — Plants of Matinicus Island 33 



NAIADACEAE. 



Potamoqeton oakesianus Robbins. — In Ice and Black Duck 

 Ponds . 



Potamogeton epihydrus llaf. — In Black Duck Pond. 



Potamogeton PUSILLUS L. — In Ice Pond; mature fruit and winter 

 buds. 



Zostera marina L. — In protected coves and tidepools; in latter 

 stunted scarcely exceeding 20 cm. in length. 



JUNCAGINACEAE. 



Triglochin mariti.ua L. — In crevices, rocky shore; mature 

 fruit. 



GRAMINEAE. 



Panicitm HUACHUCAE Ashe. — In wet peaty pasture, mature fruit, 

 Nov. 2; on exposed shore, plants only 4.5 cm. long, fruits fallen, 

 October 30. 



Setaria glauca (L.) Beauv. — In gardens; mature fruit. 



Anthoxanthum odoratum L. — Mature fruit. 



Hierochloe odorata (L.) Walilenb. — "Indian or Sweet Grass." 

 Common in a marsh near beach, lighter green than surrounding 

 vegetation. Formerly used by Indians for basketry; used by present 

 inhabitants to repel clothesmoths. 



Phleum pratense L. — Here the name "Herds grass" is actually 

 in use. 



Acrostis alba L. — Abundant. Var. maritima (Lam.) G. F. W. 

 Mey. also collected; mature fruit. 



Agrostis hyemalis (Walt.) B. S. P. — Fruit mostly fallen. 



Calamagrostis canadensis (Michx.) Beauv. — Common in 

 marshes; mature fruit. 



Ammophila arenaria L. "Thatch," a name introduced from 

 England. An extensive colony on sandy northeastern shore; mature 

 fruit. 



Spartina M1CHAUXIANA Hitchc. — In strict clumps on rocky shore; 

 mature fruit. 



