INDEX. 185 



PAGES 



Fraxinus Pennsylvania, var. lanceolata, Sarg. Green ash . 166. 172 



pubescens, Lam. Red, Brown, River ash .... 164, 165 



( Black, Swamp, Basket, Hoop, ) 



sambucifoha, Lam. r ' 5 . 167, 168 



( Brown ash ) 



viridis, Michx. f. Green ash 166. 172 



G 



Glaucous willow. (Salix discolor, Muhl.) 40, 41 



Gleditsia triacanthos, L. Honey locust 129, 130 



Gray birch. (Betula lutea, Michx. f.) 63,64 



(Betula populifolia, Marsh.) 66-68 



pine. (Pinus Banksiana, Lam.) 8, 9 



Green ash. (Fraxinus Pennsylvania, var. lanceolata, Sarg.) 166. 172 



osier. (Cornus alternifolia, L. f.) 157,158 



Groome estate, Dorchester, Mass., Willow. (Salix frag His, 1890) 44 



Gum, (Liquidambar Styraciflua, L.) 108, 109 



Sour gum. (Nyssa sylvatica, Marsh.) 159, 160 



H 



Hackberry. (Celtis occidentalis, L.) 100-102 



Hacmatack. (Larix Americana, Michx.) 2-4 



Hamamelidaceae. (Witch Hazel family) 108, 109 



Liquidambar Styraciflua, L. Sweet gum 108, 109 



Hard maple (Acer Saccharum, Marsh.) 144-146 



pine . (Pinus rigida, Mill.) 6, 7 



Hemlock . (Tsuga Canadensis, Carr.) 19, 20 



Hickory, Bitternut, Swamp hickory. (Carya amara, Nutt.) . 55-57 

 Mockernut, White-heart hickory. (Carya tomen- 



tosa, Nutt.) 51-53 



Pignut, White hickory. (Carya porcina, Nutt.) . . 53-55 



Shagbark, Shellbark hickory. (Carya alba, Nutt.) . 49-51 



Hicoria alba, Britton. Mockernut, White-heart hickory, Walnut 51-53 



glabra, Britton. Pignut, White hickory 53-55 



minima, Britton. Butternut, Swamp hickory . . . 55-57 



ovata, Britton. Shagbark, Shellbark hickory, Walnut 49-51 



Holly family. (Aquifoliaceae) 138-140 



Holly, American holly. (Ilex opaca, Ait.) 138-140 



Honey locust .... (Gleditsia triacanthos, L.) . . . . 129,130 



Honeysuckle family . (Caprifoliaceae) 168, 169 



Hoop ash (Celtis occidentalis, L.) .... 100-102 



(Fraxinus nigra, Marsh.) .... 167, 168 



Hop hornbeam . . . (Ostrya Virginioa, Willd.) . . . 57,58 



Hornbeam (Carpinus Caroliniana, Walt.) . . 59, GO 



Horse plum (Prunus nigra, Ait.) 122,123 



