CONTENTS

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PART 1 CHARACTERS OF THE GENUS[1]
Cotyledon, Primary Leaf, Bud and Branchlet[1], [2][I]
Secondary Leaves[2][II]
External Characters[4]
Internal Characters[4]
Flowers and Conelet[7][III]
Cone[8][IV]
Phyllotaxis[12][V]
Cone-tissues and Seeds[12]-[16][VI]
Wood[17][VII]
Bark[18]
PART 2 CLASSIFICATION OF THE SPECIES[22]
Sections, subsections and groups[25]
Section Haploxylon[26]
Subsection Cembra[26]
Group Cembrae[26]
Pinus Koraiensis, Cembra, Albicaulis[26],[27][VIII]
Group Flexiles[28]
Pinus Flexilis, Armandi[28], [30][IX]
Group Strobi[30]
Pinus Ayacahuite, Lambertiana[30], [32][X]
Parviflora, Peuce, Excelsa[32], [34][XI]
Monticola, Strobus[34], [36][XII]
Subsection Paracembra[36]
Group Cembroides[38]
Pinus Cembroides, Pinceana, Nelsonii[38], [40][XIII]
Group Gerardianae[40]
Pinus Bungeana, Gerardiana[40], [42][XIV]
Group Balfourianae[42]
Pinus Balfouriana, Aristata[42], [44][XV]
Section Diploxylon[44]
Subsection Parapinaster[44]
Group Leiophyllae[44]
Pinus Leiophylla, Lumholtzii[44], [46][XVI]
Group Longifoliae[46]
Pinus Longifolia, Canariensis[46], [48][XVII]
Group Pineae[48]
Pinus Pinea[48][XVIII]
Subsection Pinaster[50]
Group Laricionea[51]
Pinus Resinosa, Tropicalis[51], [52][XIX]
Massoniana, Densiflora[52][XX]
Sylvestris, Montana[54][XXI]
Luchuensis, Thunbergii, Nigra[56], [58][XXII]
Merkusii, Sinensis, Insularis[58], [60][XXIII]
Group Australes[62]
Pinus Pseudostrobus[62][XXIV]
Montezumae[64][XXV]
Ponderosa[66][XXVI]
Teocote, Lawsonii[68][XXVII]
Occidentalis, Palustris[70][XXVIII]
Caribaea[70][XXIX]
Taeda, Glabra, Echinata[72], [74][XXX]
Group Insignes[76]
Pinus Pringlei, Oocarpa[76], [78][XXXI]
Halepensis, Pinaster[78], [80][XXXII]
Virginiana, Clausa[80][XXXIII]
Rigida, Serotina, Pungens[82], [84][XXXIV]
Banksiana, Contorta[84][XXXV]
Greggii, Patula[86][XXXVI]
Muricata, Attenuata, Radiata[86], [88][XXXVII]
Group Macrocarpae[90]
Pinus Torreyana, Sabiniana[90][XXXVIII]
Coulteri[93][XXXIX]
INDEX[94]