782 PINfGB^ juNiPB^r,? 



1-3 feet in4iameter, with slender spreia4ing, or drooping.branches;, leaves 

 6-112 liriei long, acuaiinate, and cuspidatp, the mjirgins somewhat reytflute, 

 bright green above, glaucous beneath, abruptly narrowed'at the base into 

 a short slehdipr petiole: staminate aments 1^ linies broad : friiit amber-red 

 3-6 lines in diameter, much flattened : seeds broadly ovate and somew'hat 

 .flattened I'acufe: ovary 2 lines long. Common from western Brit. Colum- 

 bia to. California. 



Order 111 plNACE.ffi Lindl. Nat. Syst. ed. 2, 313. 



Besinous trees Ht shrubs, mostly with evergreen narroy or 

 Scale like entire lekves and monoecious or rarely dioecious 

 flowers. Staminate flowers reduced to the stamens only which 

 are indefinite in, tiumljer and ofte^nniimerou^,, the ,fil£|,ments 

 upon a ceptf al axis with the 2 or more £inth^ys either adnate |o 

 the bacji of the connective or suspendefl from the under 

 side of its scale-lilte or peltate summit, the . cell^ dehiscing 

 variously. Pistillate amenta consisting of few to many scales, 

 becbmiiig a dry cone in fruit or fleshy and berry-like. Ovules 

 nak^d, two or more at or on the base of each scale, adnate ctr 

 frecj erect or inverted. Seeds naked or winged, with chartace- 

 ous or crustaceous or Sometimes bony testa. Embryo straight, 

 axile, in fleshy oily albumen. Cotyledons two to several in a 

 "whorl. 



Tribe i , Cupr^ssine^ Scales of the fertile aments few, decus- 

 sately opposite, apparently single^ becoming a small cone or 

 connate into a drupe-like globulus. 



* Leaves opposite or in three's, never 2-rahked: flowers dioecious: 

 fruit drupe-like, with bony ovate seeds. ' 



1 Jnnilperng Ovules in pairs or solitary at the base of the .fleshy scales': 



seeds 1-5 or more : '^fruit gI6boae, ripening the second season. 



** Leaves opposite : flowers moncecious : fruit a dry cone. 

 ■<- Cone Subgl6bose, of spreadingj peltate or cuneate scales : seeds 

 one or more to each scale, angled or narrowly winged. 



2 Chamsacyparis Leaves and branches more or less 2-ranked : seeds 



OD^ of two to each scale. ; 



■>-..*■ Leaves 2-ranked ; cone oblong, of imbricated or' .valvate ob- 

 long scales: seeds 2 or more to each scale, maturing tho first year. , 



8 Thqja Scales 8-12, rather thin, imbricated : seeds equally 2-winged. 



4 Libocedrns : Scales thick-coriaceous, va]^yate, only the middle pair 

 fertile : seeds unequally 2-winged. 



Tribe ii, TaxodinejE Scales of the fertile amqnts more num- 

 erous and spirally arranged, in fruit forming a woody cone. 



ft Sequoia Large trees with short-liiiear to ovate-lanceolate acute cari- 

 nate leaves and ovate cones with cuneate spreading scales. 



Tribe hi, AsiETiNEiE Scales of th6 fertile aments numerous, 

 spirally imbricated, <!arpellary, each in the axil of a thin distinct 

 persistent bract, in fruit becoming coriaceous or ligneous and 

 forming a, strobile pr icone. 



