240 BOTANICAL GAZETTE [MARCH 
C. rostrata, Carpinus caroliniana, Drimys colorata, Fagus grandifolia, Juglans 
cinerea, J. nigra, Myrica asplenifolia, M. cerifera, Nothofagus” Menziesii, 
trya virginiana, Populus balsamifera, P. grandidentata, P. tremuloides, 
P. trichocarpa, Quercus alba, Q. Garryana, Q. Kelloggii, Q. nigra, Salix fragilis, 
S. nigra. 
BETWEEN FIRST AND SECOND TYPES 
Berberis aquifolium, Celtis occidentalis, Aesculus glabra, A. Hippocasta- 
num, Acer Negundo, A. macrophyllum, A. rubrum m, A. sac ccharum, Crataegus 
coccinea, C. Douglasii, Calycanthus floridus, Fraxinus americana, F. oregana, 
Hamamelis virginiana, Holodiscus ariaefolia, Hydrangea vestita, Liriodendron 
Tulipifera, Magnolia acuminata,- M. Fraseri, ra pomifera, Morus 
rubra, Philadelphus Lewisii, P.. grandiflora, Platanus occidentalis, Prunus 
serotina, Pyrus baccata, P. coronaria, Rosa gallica, Ribes sanguineum, Sassa- 
fras variifolium, Ulmus campestris, U. americana 
SECOND TYPE 
Ailanthus glandulosa, Arbutus Menzesii, Catalpa bignonioides, Ceanothus 
eus, Cephalanthus occidentalis, Cercis canadensis, Cladrastis lutea, 
Cornus Nuttallii, C. pubescens, Clethra alnifolia, Diospyros virginiana, 
Euonymus atropurpureus, Gymnocladus dioica, Gleditsia tricanthos, Ilex 
opaca, Kalmia latifolia, Lyonia ligustrina, Phellodendron amurense, P. japoni- 
cum, Robinia Pseudo-Acacia, Rhus glabra, R. Toxicodendron, Ricinus com- 
munis, Rhamnus cathartica, R. en Sxcabaacank glauca, Syringa vulgaris, 
Tilia americana, T. europaea, Vaccinium corymbosum, Vitis labrusca. 
BETWEEN SECOND AND THIRD TYPES 
Abutilon Theophrasti, Acanthopanax sessiliflorum, Actaea alba, Agri- 
h 
Clematis ligusticifolia, Brassica alba, Datura stramonium, Daucus Carota, 
Dipsacus sylvestris, Euphorbia Preslii, E. corollata, Filipendula rubra, Gera- 
nium sanguineum, Geum triflorum, Hibiscus Moscheutos, Hypericum per- 
foratum, Humulus Lupulus, Impatiens noli-tangere, I. pallida, Knautia 
arvensis, Paeonia montana, Potentilia rivalis, Polanisia graveolens, Poly- 
gonum Douglasii, Raphanus sativus, Rumex occidentalis, Saponaria officinalis, 
Solanum nigrum, Thalictrum dasycarpum, Tropaeolum majus, Urtica gracilis, 
Verbena officinalis. 
THIRD TYPE 
Ambrosia artemisiifolia, Arctium minus, Aster novae-angliae, Bryophyl- 
lum calycinum, Cichorium Intybus, Cicuta maculata, Cucurbita maxima, 
Cyclamen latifolium, Eupatorium purpureum, Echinocystis lobata, Eryngium 
yuccifolium, Helianthus annuus, Heracleum lanatum, Hieracium venosum, 
Lactuca scariola, Liatris squarrosa, Linaria ae, Lobelia cardinals, 
