SYSTEMATIC LIST OF TREES 



163 



WALNUT FAMILY 



47. Butternut 



48. Black Walnut 



49. Shag-bark Hickory 



50. Big Shell-bark 



51. Mockernut 



52. Small-fruited Hickory 



53. Pignut 



54. Bitternut 



JUGLANDACEAE 



PAGE 



Juglans cinerea L. 60 



Juglans nigra L. 60 



Carya ovata (Mill.) K. Koch. 62 

 Carya laciniosa (Michx. f.) 



Loud. 68 



Carya alba (L.) K. Koch. 67 



Carya microcarpa Nutt. 65 



Carya glabra (Mill.) Spach. 65 

 Carya cordiformis (Wang.) 



K. Koch. 67 



BIRCH FAMILY 



55. Hop Hornbeam 



56. American Hornbeam 



57. Black Birch 



58. Yellow Birch 



59. River Birch, Red Birch 



60. Gray Birch 



61. White Birch, Blue Birch 



62. Cut-leaved Birch 



63. European Paper Birch 



64. Weeping Birch 



65. American Canoe Birch 



66. Cordate-leaved Birch 



67. Downy Green Alder 



68. Speckled Alder 



69. Smooth Alder 



70. European Black Alder 



BETULACEAE 



Ostrya virginiana (Mill.) K. 



Koch. 28 



Carpinus caroliniana Walt. 29 



Betula lenta L. 69 



Bet ula In tea Michx. f. 71 



Betula nigra L. 73 



Betula po pill i folia Marsh. 73 



Betula pendula Roth. 74 

 Betula pendula v. dalecarlica 



L. 73 



Betula alba L. 75 



Betula alba v. pendula Hort. 74 

 Betula alba v. papyri/era 



(Marsh) Spach. 76 

 Betula alba \. cordifolia 



(Regel) Fernald 75 



Aliius mollis Fernald 76 



Alniis incana (L.) Muench 77 

 Alum rugosa (Du Roi) 



Spreng. 78 



Alnus vulgaris Hill 78 



