38. OsTRYA \-iBGiMAXA HoRXBEAM. (Hop hombeam; Ironwood ) 



39. PicEA MARIANA (Picea nigra) Black Spruce. (Spruce.) 



40. Picea caxadexsis (Picea alba) White Spruce. 



41. Picea rubexs Red Sprlce. 



42. Pixrs rigida Pitch Pixe. 



43. Pixu.s -STROBus White Pixe. (Pine.) 



44. Pixr s RESixosA Red Pixe. ( Norway Pine. ) 



45. Pixu.s DiTABicATA (P. banksiaua) Jack Pixe. (Scrub Pine; Grav Pine.) 



46. Plataxus OCCIDEXTAI.IS Sycamore. (Button-wood; Plane-tree; But- 



ton-ball.) 



47. PoPUEUs TBEMrxoiDEs AsPEX. (American Aspen: Poplar; Popple.) 



48. PoPTTLrs graxdidextata Largetooth Aspex. (Poplar; Popple.) 



49. PoPULus BAXSAMiFERA Balm OF GiLEAD. (Balsam; Balsam Poplar; 



Cottonwood; Poplar.) 



50. PoPULUs DELT0IDE.S (Populus mouillfera) .CoTTox^vooD. (Carolina Poplar; Poplar.) 



51. Pruxus serotixa Black Cherry. (Wild Black Cherry; Wild 



Cherry; Rum Cherry.) 



52. PRrxr.s pexxsylvaxica Wild Red Cherry. (Pin Cherrv; Pigeoa 



Cherry; Wild Cherry.) 



53. Pruxu.s virgixiaxa Choke Cherry. (Wild Cherry.) 



54. Ptelea trifoliata Hoptree. 



55. Pybus AMERIC.A.XA (Sorbus americana) . . MotxTAix Ash. 



56. Pyrus coroxakia (Malus coronaria) .... Sweet Crab. 



57. QuERcrs alba White Oak. (Stave Oak.) 



58. QrERcrs macrocarpa Bur Oak. (Mossy Cup Oak; Blue Oak ) 



59. QuERcrs prixus Chestxut Oak. 



60. QuERcrs AcrMixATA Chixquapix Oak. 



61. QuERcrs RiTBRA Red Oak. (Black Oak: Spanish Oak ) 



62. QcERCus cocciXEA Sc-UiLET Oak. (Red Oak: Black Oak ) 



63. QrERcrs PALrsTRis Pix Oak. (Swamp Spanish Oak; Swamp 



Oak; Water Oak.j 



64. QrERCTTs PLATAxoiDEs (Quercus bicolor) . Swamp White Oak. (Swamp Oak ) 



65. QrERcrs velutixa (Quercus tinctoria ).. Yellow Oak. (Black Oak.) 



66. Rnrs hibta Staghorx SrMACH. 



67. Salix xigba Black Willow. (Willow.) 



68. Salix amygdaloides Almoxdleaf Willow. (Willow.) 



69. Salix flttviatilis (Salix longifolia) . . . Loxgleaf Willow. (Sandbar Willow.) 



70. Salix discolor GLArcors Willow. (Pussy Willow; Wil- 



low.) 



71. Salix cordata mackexzieaxa Mackexzie Whjlow. (Heart-leaved Willow.) 



72. Sassafras sassafras (Sassafras offic- 



iiiale) Sassafras. (Sassifrax; Sassafac ) 



73. Thuya occidextalis Aeborvitae. (White Cedar; Cedar; Amer- 



ican Arbor Vitae.) 



74. TiLiA AMERicAXA Basswood. (Linden ; American Linden; 



Whitewood.) 



75. TsrGA caxadexsis Hemlock. (Hemlock Spruce: Spruce.) 



76. Ulml-s PrBESCEXs (Ulmus fulva) Slippery Elm. (Red Elm. ) 



77. ULMrs AMERICAXA White Elm. (Soft Elm ; Swamp Elm.) 



78. Ulmus Racemosa Rock Elm. (Cork Elm; White Elm.) 



TREES INTRODUCED FROM UNITED STATES. 



Abies coxcolor White Fir. (Balsam Fir.) 



Abies xobilis Noble Fir. ( Red Fir. ) 



AESciLrs GLABRA Ohio Buckeye. ( Buckeyc. ) 



Catalpa catalpa (Catalpa bignonoides).CATALPA. 

 Catalpa speciosa H.^dy Catalpa. 



Chamaecyparis thyoides (Chamaecy- 



paris sphaeroidea) White Cedar. (Swamp Cedar; Juniper.) 



Conxus coTixoiDES (Rhus cotinoides) . . Americax Smoke-Tree. 



Gleditsia triacaxthos HoxEY Locust. 



Picea exgelm.vxxi Exgelmaxx Spruce. 



Picea parryaxa (Picea pungens) Blue Spruce. (Colorado Blue Spruce.) 



I*ixus POXDEROSA BuLL PiXE. (Yellow Pine.) 



Psel-dotsl"ga taxifolia ( Pseudotsuga 



douglassii) Douglas Spruce. (Red Fir; Douglas Fir.) 



RoBixiA PSEUD.\CAciA Black Locust. (Locust.) 



