584 BRITTON: VEGETATION OF THE 
Nyssa sylvatica Marsh. Occurs at North Haven east of railroad. 
Azalea nudiflora L. (Rhododendron nudiflorum.) Two plants stand 
alone in the sand west of railroad near north end of New 
Haven tract. 
Kalmia angustifolia L. Occurs near north end of North Haven 
tract west of railroad, around the outside of a clump of bushes. 
Gaylussacia resinosa ( Ait.) Torr. & Gray. Occurs near north end, 
west of railroad, North Haven tract. 
Vaccinium corymbosum L. Several large plants west of railroad, 
north end of North Haven tract. 
Lysimachia quadrifolia LL. Frequent on both areas growing 
around or in shade of the clumps of trees. 
Asclepias Syriaca L. (A. Cornuti.) Common, especially at Mon- 
towese where it grows in colonies. A colony on a mound is 
shown on f/. 24, 6. Roots run very deep. 
Asclepias amplexicaulis J. E. Smith. (A. obtusifolia.) Common 
on both areas where it is deep-rooted in the sand. 
Asclepias verticillata L.. The most abundant milkweed of the 
sand plains, generally growing with grass or weeds, seldom 
in the open sand. 
Trichostema dichotomum L. Common. One of the few annuals 
abundant on both tracts. Plants usually very small and some 
even killed before maturing. More abundant in 1902 than 
in Igo1. 
Verbascum Thapsus \.. Occasional at North Haven. 
Linaria Canadensis (L.) Dumont. Common all over the North 
Haven area. In grass around the barren tract, the ground 
was blue with the flowers on June 8, 1901. 
Linaria Linaria (L.) Karst. (L. vulgaris.) Frequent at North 
Haven. 
Chrysopsis falcata (Pursh) Ell. Occurs at south end of North 
Haven tract west of railroad. 
Solidago nemoralis Ait. Frequent. 
Lonactis linaritfolius (L.) Greene. (Aster linaritfolius.) Frequent 
around clumps of trees east of railroad at North Haven. 
Leptilon Canadense (L.) Britton. (Evigeron Canadensis.) Common 
in both places. 
Erigeron ramosus (Walt.) B.S.P. (E. strigosus.) Frequent. 
