xii CONTENTS. 



No. 12 North-coast >e rub Pine P. cotitorfa, Dougl. 2s 



Battling Character of the Coast Pines L"J 



Bolander's Pine Var. (a) Bolanderi, Lemmon 29 



Henderson's Pine Var. (6) Hendersoni, Lemmon 30 



No. 13 Tamarack Pine P. Mirrrayana, Balfour 30 



Jack Pine P. Banksiana, Lambert 30 



Sub-Sec. 2 FRACTICON^: Broken-cone, Lumber Pines 31 



Group 1 Common Lumber Pines (Communes) 32 



No. 14 Western Yellow Pine P. ponderosa, Douglas 32 



Brown-bark Pine... Var. (a) nigr leans, Lemmon 33 



Foothill Yellow Pine Var. (&) Benthamiana, Vasey 33 



Rocky Mt. Yellow Pine Var. (r) scopHlonim, Engelin. 34 



No. 15 Black Pine P.Jcffreyi, Murray 31 



Sierra Red-bark Pine Var. (a) deflcsa, Lemmon 35 



Peninsula Black Pine Var. (b] peninsularis, Lemmon 35 



Montana Black Pine Var. (c) montana, Lemmon 35 



Group 2 Little-known Lumber Pines (Xoritatc*) 35 



No. 16 Arizona 5-leaved Pine P. Arizonica, Engelm. 35 



No. 17 Broad-leaved Pine P. latifolia, Sargent 36 



No. 18 Apache Pine P. Apacheca, Lemmon 36 



2d Section LATERALES Lateral-coned Pines 37 



Group 1 Heavy-coned Pines (Graves) 37 



No. 19 Torrey Pine P. Tonri/tmn, Parry 3S 



No. 20 Big-cone Pine P. Cnnlftri, Don 3s 



No. 21 Gray-leaf Pine.. 1 . P. *aln'iii>ia, Dougl. 39 



Group 2 Closed-cone Pines (Xcrotinr) 40 



No. 22 Monterey, Pine P. radiata, Don 40 



Small-coned M. Pine Var. (a) fnhrrcnlntrt, Lemmon 41 



Two-leaved Insular Pine Var. (/, bhmfti, Engelm. 42 



No. 23 Narrow-cone Pine P. nffcniHita., Lemmon 42 



Peculiarity of the Narrow-cone Pine 43 



No. 24 Prickle-cone Pi in' P. /)/ti,r/r<if<i, Don 43 



Anthony's Pine :....Var. Antfioni/i, Lemmon 43 



No. 25 Chihuahua Pine /'. r!iihinthtnuici, Engelm. 44 



Yearling Cones of the Pines 44, 45 



Recapitulation of the Pine Groups 46 



Genus Cedrus Link The True Cedars 47 



('lass B DKCIIMM-; Deciduous-leaved Fasciculars 47 



2d Genus -The True Larches Larix, Link 48 



No. 1 Woolly Larch Lari.r Li/af/ii, Parlat. 48 



No. 2 Western Larch.... .,..L. oecidenfalis, Xuttall 4S 



