INDEX 



Adnate wing 16 



Apinus, Neck. = Pinus 24 



Apophysis of cone 10 



Armature of conelet 7 



Articulate wing 16 



Australes-Group 6i 



Balfourianae-Group 42 



Bark 18 



Bases of bracts decurrent and non-decurrent 1 



Bast-tissue of cone 14 



Biform hypoderm 6 



Bloom on branchlet 2 



Bracts, bases of 1 



Branchlet, multinodal 2 



uninodal 2 



Bud, latent 2 



leaf 1 



staminate 1 



Caryopitys, Small = Pinus 24 



Caryopitys edulis Small = Pinus cembroides S8 



Cembra, Opiz = Pinus 24 



Cembra-Subsection 26 



Cembrae-Group 26 



Cembroides-Group 38 



Characters of the genus 1 



Classification of spiecies 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 tissues of leaf 4 



Dimensions of cone 8 



leaf 4 



Diploxylon-Section 44 



Dorsal umbo 8 



Endoderm 6 



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 



Hyixxlerm, biform 6 



multiform 8 



uniform 6 



Indefinite phyllotaxis IS 



Insignes-Group 76 



Internal resin-ducts 6 



Lariciones-Group SI 



Latent buds S 



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 



Longif oliae-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 



Paracembra-Subsection 86 



Parapinaster-Subsection 44 



Peduncle of cone 8 



Persistence of leaf 4 



Persistent cone 8 



Phyllotaxis, of cone 12 



definite 12 



indefinite 12 



Pinaster-Subsection 60 



Pineae-Group 48 



Pinus _ 24 



Pinus abasica Carr. = halepensis 78 



alba-canadensis Prov. = strobus 86 



albicaulis Engelm 27 



Altamirani Shaw = Lawsonii 68 



apacheca Lemm. = ponderosa 68 



apulcensis Lindl. = pseudostrobus 62 



arabica Sieb. = halepensis 78 



aristata Engelm 44 



arizonica Engelm. = ponderosa 66 



Armandi Franch 80 



armena Koch = sylvestris 54 



attenuata Lemm 88 



australis Michx. = palustris 70 



austriaca H8ss = nigra 68 



ayacahuite Ehrenb SO 



