INDEX. 185 



PAGES 



Fraxinus Pennsylvania, var. lanceolata, Sarg. Green ash . 106. 172 



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



, .. ,. _ {Black, Swamp, Basket, Hoop.) _ nH Hnn 



sambucifoha, Lam. { _ 7 \ . 167,168 



( Brown ash ) 



viridis, Michx. f. Green ash 166. 172 



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 Pennsylvaniea, var. lanceolata, Sarg.) 166. 172 



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



Groome estate, Dorchester, Mass., Willow. (Salix frag ills, 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.) 144-14(5 



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



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



Hickory. Bitternut, Swamp hickory. (Carya ainara, Xutt.) . 55-57 

 Mockernut, White-heart hickory. (Carya tomen- 



tosa, Xutt.) 51-53 



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



Shagbark, Shellbark hickory. (Carya alba, Xutt.) . 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.) . . . . 1C>7. 168 



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



Hornbeam (Carpinus Caroliniana, Walt. ) . . 59.0(1 



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



