328 REPORT OF THE 



Cenchrus tribuloides, Aspidium Noveboracense. 



Asplenium augustifolium, 



At Stone island and Drumrnond's island some pains were 

 taken to make out pretty extended lists of the plants noticed. 

 Stone island is the middle one of three small islands in Saginaw 

 Bay, lying near the east shore. The following species were 

 noted at these two localities. 



1. — Vegetation of Stone Island, Saginaw Bay. 



Pinus Strobus, Thuja occidentalis, Tilia Americana, Pteris 

 aquilina, Geranium Robertianum, Actaea spicata, Trillium erec- 

 tum, Smilacina bifolia, Ribes cynosbati, Galium circaezans, 



Crataegus coccinea ? Rhus glabra, R. Toxicodendron, Zan- 



thoxylum Americanum, Rhus typhina, Erigeron Philadelphicum, 

 Aquilegia Canadensis, Sassafras officinale, Vitis cordifolia, 



Quercus tinctoria, Smilax ? Geranium maculatum, Prunus 



, Achillea millefolium, Viola cucullata, Eupatorium perfora- 

 tum, Anemone Pennsylvanica, Fragaria Virginiana, Rubus 

 (small vine), Galium trifidum, Ranunculus abortivus, Erigeron 

 Philadelphicum, Rubus villosus, Podophyllum peltatum, Sani- 

 cula Canadensis, Ribes floridum, Carpinus Americana, Hypoxys 

 erecta, Crataegus tomentosa, var. mollis, Potentilla Canadensis, 

 Acer saccharintfm, Acer nigrum, Potentilla anserina, Castilleia 

 coccinea, Apocynum androsaemifolium, Rosa blanda, Calystegia 



spithamaea, Nabalus , Iris versicolor, Polygala senega, 



Brunella vulgaris, Stellaria longifolia, Turritis stricta, Hera- 

 cleum lanatnm, Thalictrum cornuti, Cornus stolonifera, Cornus 

 paniculata, Linaria Canadensis, Cypripedium pubescens, An- 

 tennaria plantaginifolia. 



2. — Flora of Drummond's Island. 



Cirsium undulatum, Lonicera parviflora, Platauthera orbicu- 

 lata, Abies alba, Actaea spicata, var. alba, Castilleia coccinea, 

 Lvcopodium clavatum, Platauthera dilatata, Hypericum prolifi- 

 cum, Brunella vulgaris, (a variety with white corolla,) Eupato- 

 rium perfoliatuni, Calamintha glabella, var. Nutallii, Usnea 



