582 BRITTON: VEGETATION OF THE 
Betula populifolia Marsh. Common. 
Castanea dentata (Marsh.) Borkh. (C. sativa Americana.) Com- 
mon in both places. 
Quercus velutina Lam. (Q. coccinea tinctoria.) The commonest 
tree on the North Haven area, and is common at Montowese. 
Quercus palustris Du Roi. Frequent at North Haven and Monto- 
wese. 
Quercus nana (Marsh.) Sarg. (Q. ilicifolia.) Occasional. Sev- 
eral plants at North Haven. 
Rumex Acetosella L. Common on both areas. 
Polygonum Convolvulus L. Rare. Occurs at North Haven. 
Polygonella articulata (L.) Meisn. Common in late summer at 
North Haven and Montowese. 
Liriodendron Tulipifera L. Three or four trees occur east of rail- 
road at North Haven. 
Thalictrum purpurascens L. Frequent on edge of Montowese tract. 
Berberis vulgaris .. Occasional. 
Sassafras Sassafras (L.) Karst. (S. officinale.) Frequent at North 
Haven and Montowese. At Montowese several large trees 
have sprouted from the roots, forming groups of small trees. 
Platanus occidentalis L. A few trees at North Haven. 
_Amelanchier Canadensis (L.) Medic. Frequent, several dwarfed 
specimens at North Haven. 
Rubus procumbens Muhl. (KR. Canadensis of Gray’s Manual.) 
Common on both areas, and covers the ground in places ; grow « 
with Andropogon scoparius. 
Fragaria Virginiana Duchesne. Common on both tracts. 
Potentilla Canadensis L. Common. 
Prunus Virginiana 1. Occurs at North Haven. 
Prunus serotina Ehrh. Common in both places. 
Baptisia tinctoria (L.) R. Br. Common. The most common 
perennial legume at Montowese (see f/. 23,4). Rather rare at 
North Haven on the barren area, but occurs around it and 
farther north. 
Crotalaria sagittalis L. Frequent, growing along the sides of the 
railroad, in company with Strophostyles helvola. ‘ 
Lupinus perennis L. Does not occur within the limits of elt 
the North Haven or Montowese tracts, but grows in abun- 
her 
