INDEX 



Names of Classes, Subclasses, Families, and Subfamilies are in small capitals ; Latin and English names 

 of admitted genera and species in roman type ; synonyms in italics. 



Abies, 55. 



Abies amabilis, 59. 



Abies balsamea, 58. 



Abies concolor, 62. 



Abies Fraseri, 57. 



Abies grandis, 60. 



Abies lasiocarpa, 61. 



Abies magnifica, 66. 



Abies magnifica,var. Shastensis, 67. 



Abies nobilis, 65. 



Abies venusta, 63. 



Abietinle, 1. 



Acacia, 540, 572. 



Acacia Farnesiana, 541 . 



Acacia, Green-barked, 562, 563. 



Acacia Greggii, 544. 



Acacia tortuosa, 542. 



Acacia Wrightii, 543. 



Acer, 625. 



Acer circinatum, 630. 



Acer Floridanum, 634. 



Acer glabrum, 631. 



Acer grandidentatum, 637. 



Acer leucoderme, 636. 



Acer macrophyllum, 627. 



Acer Negundo, 641. 



Acer Negundo, var. Califomicum, 



643. 

 Acer nigrum, 634. 

 Acer Pennsylvanicum, 627. 

 Acer rubrum, 639. 

 Acer rubrum, var. Drummondii, 



Acer rubrum, var. tridens, 641. 



Acer saccharinum, 638. 



Acer Saccharum, 032. 



Acer Saccharum, var. Floridanum^ 

 634. 



Acer Saccharum, var. grandidenta- 

 tum, 637. 



Acer Saccharum, var. leucoderme, 

 636. 



Acer Saccharum, var. Rugelii, 633. 



Acer spicatum, 626. 



ACERACE^, 624. 



.^sculus, 644. 



.^sculus austrina, 647. 



.ffisculus Californica, 648. 



.^sculus glabra, 644. 



.^sculus glabra, var. Buckleyi, 646. 



.lEsculus octandra, 646. 



jEscuIus octandra, var. hybrida, 

 647. 



Alder, 208. 



Almond Willow, 170. 



Alnus, 208. 



Ahius acuminata, 214. 



Alnus maritima, 215, 



Alnus oblongifolia, 214. 



Alnus Oregona, 210. 



Alnus rhombifolia, 212. 



Alnus Sitchenis, 209. 



Alnus tenuifolia, 211. 



Amelanchier, 360. 



Amelanchier alnifolia, 362. 

 Amelanchier Canadensis, 360. 

 Amelanchier Canadensis, var. to- 



mentula, 361. 

 Amelanchier obovalis, 361. 

 Amyris, 588. 

 Amyris Elemifera, 588. 

 Anacahuita, 783. 

 Anacardiace^, 601. 

 Anamomis, 698. 

 Anamomis dichotoma, 698. 

 Anaqua, 786. 



Andromeda femiginea, 726. 

 Angiosperm^, 102. 

 Anona, 328. 

 Anona glabra, 328. 

 Anonace^, 326. 

 Ants' Wood, 744. 

 Apetal^, 125. 

 Apple, 351. 



Apple, Crab, 352, 353, 354, 355. 

 Apple, Haw, 399. 

 Apple, Pond, 328. 

 Apple, Turkey, 436. 

 Aquifoliace^, 613. 

 Aralia, 704. 

 Aralia spinosa, 705. 

 Araliace^, 704. 

 Arbor-vitee, 74. 

 Arbutus, 727. 

 Arbutus Arizonica, 730. 

 Arbutus Menziesii, 728. 

 Arbutus Xalapensis, 729. 

 Ash, 758. 

 Ash, Black, 764. 

 Ash, Blue, 761. 

 Ash, Green, 771. 

 Ash, Mountain, 356, 768. 

 Ash, Prickly, 582. 

 Ash, Pumpkin, 772. 

 Ash, Red, 770. 

 Ash, Swamp, 762. 

 Ash, Wafer, 587. 

 Ash, Water, 762, 763. 

 Ash, White, 767. 

 Ash-leaved Maple, 641. 

 Asimina, 326. 



Asimina triloba, 326. ' 



Asp, Quaking, 154. 

 Aspen, 154. 

 Avicennia, 789. 

 Avicennia nitida, 790. 



Bald Cypress, 70, 71. 



Balm of Gilead, 159. 



Balsam, 157. 



Balsam Cottonwood, 161. 



Balsam Fir, 57, 58, 61. 



Balsam, She, 57. 



Bark, Georgia, 799. 



Basket Oak, 271. 



Bass Wood, 671, 673, 675. 



Bay, 678. 



Bay, Loblolly, 678. 



Bay, Red, 330. 



Bay, Rose, 721. 



Bay, Swamp, 317, 331 



Bay, Sweet, 317. 



Bean, Coral, 5G5. 



Bean, Horse, 560. 



Bean, Indian, 793. 



Bean, Screw, 550. 



Bear Oak, 241. 



Bearberry, 664. 



Beech, 217. 



Beech, Blue, 190. 



Bee-tree, 674. 



Betula, 194. 



Betula Alaskana, 206. 



Betula coerulea, 201. 



Betula coerulea, var. Blanchardi, 



202. 

 Betula fontinalis, 207. 

 Betula Kenaica, 205. 

 Betula lenta, 196. 

 Betula lutea, 197. 

 Betula nigra, 198. 

 Betula occidentalis, 204. 

 Betula papyrifera, 202. 

 Betula pap3rrifera, var. cordifolia, 



202. 

 Betula populifolia, 200. 

 Betulace^, 189. 

 Big Bud Hickory, 143. 

 Big Shellbark, 141. 

 Big Tree, 69. 



BiGNONIACEyE, 791. 



Bilsted, 340. 



Birch, 194, 204. 



Birch, Black, 196, 205, 207. 



Birch, Blue, 201. 



Birch, Canoe, 202. 



Birch, Cherry, 196. 



Birch, Gray, 197, 200. 



Birch, Paper, 202. 



Birch, Red, 198, 205. 



Birch, River, 198. 



Birch, West Indian, 592. 



Birch, White, 200, 206. 



Birch, Yellow, 197. 



Bird Cherries, 510. 



Bird Cherry, 521. 



Bitter Pecan, 134, 137. 



Bitternut, 135. 



Black Ash, 764. 



Black Birch, 196, 205, 207. 



Black Calabash Tree, 797. 



Black Cottonwood, 150, 161. 



Black Haw, 810, 811. 



Black Ironwood, 660. 



Black Jack, 245. 



Black Mangrove, 790. 



Black Maple, 634. 



Black Oak, 234, 237, 239, 286. 



Black Oaks, 227. 



Black Olive Tree, 702. 



Black Persimmon, 750. 



Black Sloe, 518. 



