Caryopitys, Small = Pinus, 24 Caryopitys edulis Small = Pinus cembroides, 38 Cembra, Opiz = Pinus, 24 Cembra-Subsection, 26 Cembrae-Group, 26 Cembroides-Group, 38 Characters of the genus, 1 Classification of species, 22 Color of cone, 8 Cone, apophysis of, 10 bast tissues of, 14 color of, 8 dimensions of, 8 oblique, 10 peduncle of, 8 persistent, 8 phyllotaxis of, 12 serotinous, 14 symmetrical, 10 Conelet, lateral, 7 pseudolateral, 7 subterminal, 7 Conspectus of Sections &c., 25 Connective of pollen-sacs, 7 Cotyledons, 1 Decurrent bases, 1 Definite phyllotaxis, 12 Dermal tissue of leaf, 4 Dimensions of cone, 8 leaf, 4 Diploxylon-Section, 44 Dorsal umbo, 8 Endoderm, 8 Evolutional characters, 20 External resin-ducts, 6 Fibro-vascular bundle, 6 Flexiles-Group, 28 Flowers, lateral, 7 pistillate, 7 staminate, 7 subterminal, 7 Generic characters, 18 Genus, characters of, 1 Geographical distribution, 24 Gerardianae-Group, 40 Green tissue of leaf, 6 Haploxylon-Section, 26 Hypoderm, biform, 6 multiform, 6 uniform, 6 Indefinite phyllotaxis, 12 Insignes-Group, 76 Internal resin-ducts, 6 Lariciones-Group, 51 Latent buds, 2 Lateral flowers, 7 conelet, 7 Leaf, dermal tissues of, 4 dimensions of, 4 fibro-vascular bundle of, 6 green tissue of, 6 persistence of, 4 primary, 1 resin-ducts of, 6 secondary, 2 stelar tissues of, 6 stomata of, 4 tissues of, 4 Leiophyllae-Group, 44 Longifoliae-Group, 46 Macrocarpae-Group, 90 Medial resin-ducts, 6 Multiform hypoderm, 6 Multinodal branchlet, 2 spring-shoot, 2 Non-decurrent bases, 1 Oblique cone, 10