188 PROCEEDINGS: BOSTON SOCIETY NATURAL HISTORY. 



(8) Plants of cool, moist woods: Thelypteris Phegopteris, Lycopo- 

 dium lucidulum, Taxus canadensis, Cinna latifolia, Carex leptonervia, 

 C. novae-angliae, C. rosea, var. radiata, Clinionia horealis, Streptopus 

 rosens, Trillium undulat'um, Fagvs grandifolia, Ribes lacustre, R. pros- 

 tratum, Rubvs canadensis, Oxalis Acetosella, Acer pennsyhanicum, A. 

 spicatum, Circaea alpina, Cornus canadensis, Sambucus racemosus. 

 Viburnum alnifolium. Aster acuminatus. 



(9) Plants of wooded swamps: Thelypteris cristata, Osmunda cinna- 

 momea, 0. regalis, var. spectabilis, Carex intumescens, var. Fernaldii, 

 C. tenella, Symplocarpus foetidus, Habenaria psycodes. Benzoin aestivale, 

 Mitella nuda, Ribes hirtellum, R. triste, var. albinervium, Rubus hispidus, 

 R. pubescens, Rhus Vernix, Ilex verticillata, var. tenuifolia, Nemo- 

 panthus mucronata, Rhamnus alnifolia, Viola incognita, var. Forbesii, 

 Lysimachia thyrsiflora, Lycopus uniflorus. Viburnum cassinoides, V. 

 Opulus, var. americanum. Aster puniceus, Bidens connata, Cirsium 

 muticum, Senecio aureus. 



(10) Plants of bogs : Carex canescens, var. subloliacea, C. diandra and 

 var. ramosa, C. limosa, C. paupercula, C. rostrata and var. utriculaia, 

 Eriophorum tenellum, Rhyncospora alba, Scirpus hudsonianus, Smila- 

 cina trifoliata, Pogonia ophioglossoides, Liparis Loeselii, Sarracenia 

 purpurea, Drosera rotundifolia, Potentilla palustris, Epilobium molle, 

 Andromeda glaucophylla, Chamaedaphne calyculata. Ledum, groen- 

 landicum, Vaccinium corymbosum, V. macrocarpon, V. Oxycoccus, 

 Menyanthes trifoliata, Galium labradoricum, Lonicera caerulea, var. 

 villosa. 



(11) Plants of rocky summits : Woodsiaihensis, Agropyroncaninum, 

 Deschampsia flexuosa, Carex umbellata, Aquilegia canadensis, Corydalis 

 sempervirens, Potentilla tridentata, Pyrus melanocarpa, Rhus copallina, 

 Rhus toxicodendrum, Psedera quinquefolia, var. hirsuta, Aralia hispida, 

 Gaylussacia baccata, Vaccinium pennsyhanicum. 



(12) Plants of dry open sand or gravel: Juniperu^ communis, var. 

 depressa, J. mrginiana, Andropogon scoparius, var. frequens, Eragrostis 

 pectinacea, Panicum lineariifolium, Carex cephalophora, C. festucacea, 

 var. brevior, C. triceps, var. hirsuta, Cyperus filiculmis, var. macilentu^, 

 Spiranihes gracilis, Quercus ilicifolia, Potentilla pumila, Rubus mllosus, 

 Lespedeza hirta, Polygala verticillata, var. amhigua, Hypericum gentian- 

 oides, Helianthemum Bicknellii {H. majus Man. ed. 7), H. canadense, 

 Lechea intermedia, Trichostema dichotomum, Aster ericoides, Gnapha- 

 lium polycephalum, Krigia virginica. 



