Trees of New York State 65 



FRUIT KEY TO THE SPECIES — (Continued) pack 



47. Fruit over h of an inch in diameter, yellowish green or reddish in the autumn 



49 



48. Fruit about 3 of an inch in diameter Pyrus Aucuparia 239 



48. Fruit about { of an inch in diameter Pyrus americana 237 



49. Fruit long-stalked, yellowish green, fragrant Pyrus coronaria 233 



49. Fruit short-stalked, yellowish green or reddish, not perceptibly fragrant 



Pyrus Malus 235 



50. Seeds or nutlets two or more (rarely one by abortion) 51 



50. Seed or nutlet one 55 



51. Fruit 3 of an inch or less in length 52 



51. Fruit 1 inch or more in length 54 



52. Fruit dull red or yellowish, chiefly solitary Ilex opaca 287 



52. Fruit black, in axillarj' or terminal clusters 53 



53. Fruits numerous in a terminal compound panicle, 3-5 angled 



AraUa spinosa 313 



53. Fruits in axillarj' clusters of 2-5, not angled Rhamnus cathartica 305 



54. Mature fruit dark brown, oblong-cylindric to oval, 3-5 inches long. . . . 



Asimina triloba 223 

 54. Mature fruit pale orange, depressed-globose to obovate-oblong, 1-1^ inches 



long Diospyros %'irginiana 325 



55. Fruits in capitate or paniculate clusters 56 



55. Fruits solitary or in umbellate, cymose or racemose clusters 61 



56. Fruit ivory to tawnj'-white or dark blue 57 



56. Fruit bright red 58 



57. Fruit striated, in dropping axillary panicles Rhus Vernix 285 



57. Fruit smooth, in long-stalked clusters of 1-3 Nyssa sylvatica 319 



58. Fruit in terminal capitate clusters; stone 2-celled and 2-seeded 



Cornus florida 315 



58. Fruit in paniculate clusters; stone 1-celled and 1-seeded 59 



59. Fruit in narrow, somewhat open terminal panicles Rhus glabra 281 



59. Fruit in stout, dense panicles 60 



60. Drupe oval or shghtly ovate Rhus copallina 283 



60. Drupe depressed-globular or hemispherical Rhus typhina 279 



61. Fruit laterally grooved 62 



61. Fruit not laterally grooved 66 



62. Fruit velvety-tomentose; stone deeply wrinkled and pitted 



Prunus Persica 265 



62. Fruit glabrous; stone not deeply wrinkled or pitted 63 



63. Fruit orange to dark red in color 64 



63. Fruit blue to black in color ■. . 65 



64. Fruit 1-1 j inches long Prunus nigra 259 



64. Fruit ^-1 inch long , Prunus americana 261 



65. Fruit 1 inch long, without bloom Prunus domestica 263 



65. Fruit | of an inch long, glaucous Prunus instititia 251 



66. Stone conspicuously compressed Viburnum Lentago 341 



Viburnum prunifoUum 343 



66. Stone terete or but shghtly compressed 67 



67. Stone 2-celled and 2-seeded Cornus alternifoha 317 



67. Stone 1-celled and 1-seeded 68 



68. Fruits in racemose clusters 69 



68. Fruits solitary or in umbellate clusters 71 



69. Fruit oblong, dark blue Sassafras variifolium 225 



69. Fruit globose, dark crimson or nearly black , .... 70 



70. Fruit subtended by persistent calyx Prunus virginiana 247 



70. Fruit without persistent calyx Prunus serotina 245 



71. Fruit a leathery drupe; flesh thin and dry Celtis occidentalis 207 



71. Fruit a fleshy drupe; flesh juicy 72 



72. Fruit light red, J of an inch or leE.5 in diameter . . . Prunus pennsylvanica 249 

 72. Fruit dark red or reddish black, | of an inch or more in diameter. . . .73 

 73. Fruits in racemose umbels; flesh thin and acrid Prunus Mahaleb 253 



