579-580 



ANALYTICAL KEY TO THE CHIEF AEBOREOUS CONIFEES OF THE | NOHTH- WEST HIMALAYA. 



BY J. L. STEWAET, M,D. 



Crown. 



Eranclies 

 ofatreeiu 

 the open. 



Colour of 

 the foli- 

 age. 



Bark. 



Leaves. 



Duration 

 of leaves. 



Cone. 



Scales. 



Bipe. 



1. Finus iongi- 

 foUa, Box. 



Young,ovate; older, 

 long ovate, vrith 

 broadish. top. 



Begin high, droop 

 somewhat, then 

 upourved. 



Young, light; old, 

 dark green. 



Rough, grey plates, 

 and deep irregu- 

 lar furrows. 



6-18" long, in 3s, 

 stiflf, erect, in per- 

 sistent sheath, 6"- 

 1" long. 



2—3 years. 



Pendulous sub-glo- 

 bular or ovate, 

 young; old, coni- 

 cal, 5-7" long, 13" 

 girth at base, 

 brown. 



With very- thick, 

 - knobby points, 

 persistent. 



(Oot.)Apr. May. 



2.F.Gerardiana, 



Wall. 



Short ovate, bushy. 



Begin low, straight- 

 ish, horizontal, 

 curvingup at ends 



Darker green than 1, 

 and grey branches 

 showing through. 



Large, long, green- 

 ish - grey plates, 

 peeling off, dark- 

 er under. 



3" long, in 3s, stiff, 

 in deciduous 

 sheath. 



2 — 3 years. 



Erect, young sub- 

 globular,old ovate 

 oblong, narrowed 

 upward, 6-9" long, 

 14-15" girth low, 

 bluish. 



Thick, spinous apex, 

 persistent, seed 

 ediblei 



October. 



3. P. excelsa, 



yvaii 



Conical, long ovate. 



Begin low, sub-hori- 

 zontal, ends up- 

 turned, when not 

 fruit-laden. 



Bluish or greyish 

 green. 



Dark, smoothlsh, 

 furrowed into 

 irregular, ^ small, 

 whitish plates. 



6-7" long, usually in 

 Ss, thin, droop- 

 ing, sheath cadu- 

 cous. 



4 years. 



Pendulous, tight, 

 conical, cylindri- 

 cal, 6" long, 5-8J" 

 girth, resinous 

 young, bluish 

 green. 



Close imbricate, 

 acute edged, ter- 

 minal thiokish 

 umbo, persistent. 



October. 



4. Cedrus deo- 

 dara, Loud. 



Pyramidal, ovoid 

 conical, or com- 

 pressed columnar. 



Begin low, straight, 

 horizontal. 



Lightish green, 

 young; very dark, 

 old. 



Dark, smooth, cut 

 into long, narrow 

 scales, iby vertical 

 iissures. 



1" or more long, 

 trigonous, stiff, 

 sharp, in tufts of 

 3 - 40, , on short 

 branchlets, at last 

 scattered. 



5 years. 



Erect, thick cylin- 

 drical,, oval or 

 oval-oblong, ob- 

 tuse, 3J-4" long, 

 7^-9'' gu'th, dark 

 brown. 



Close imbricate, 

 broad, thin, deci- 

 duous. 



October, 



5. Abies Smithi- 

 ana, Forb. 



Tall, narrow, cylin- 

 drical. 



Begin low, horizon- 

 tal, or dowttward, 

 with tassel - like 

 twigs. 



Like 3, but with 

 a rather darker 

 tinge. 



Very smooth, cut 

 into small quad- 

 rangular plates by 

 shallow furrows. 



1^" long, compress- 

 ed tetragonal, 

 stiff, sharp, solit- 

 ary, scattered all 

 round branches. 



8—10 years. 



Pendulous fromtips, 

 oblong oylin(&i- 

 oal, sub-narrowed 

 upward, 3 - 4| " 

 long,'4i-5J" ghth, 

 brown or purp- 

 lish. 



Thin, membranous 

 edged, persistent. 



October. 



6. Picea WebM- 

 ana, L^i. 



Very narrow, cylin- 

 drical. 



Begin low, short, 

 declined. 



Very dark. 



Young, smooth sil- 

 very; old, grey, 

 cut into long nar- 

 row scales by an- 

 astomosing spiral 

 clefts. 



2" long, 2 pointed, 

 a silvery band on 

 each side under, 

 quasi-bifarious, - 



8—10 years. 



Erect, subglobular 

 or oval eylindri- 

 car, niirrowed 

 above, 3-4^" long, 

 5-9" girth, dark 

 purple. 



Broad, thin, dark, 

 deciduous. 



October. 



T.Cupressustor- 

 [ ulosa, Don. 



Long conical, like 

 garden cypress. 



Be^n lowiah, of 

 young horizontal, 

 mb-declining ; of 

 (|ld horizontal, 

 Y,ith drooping, 

 subdivided tips. 



Yojmg,bluish green j 

 qld, darker, like 

 (l)ut browner 

 t)uin) 6. 



Brown, smooth, sul- 

 fate, iibrous, peel- 

 ihg off in long 

 strips, often subr 

 twisted. 



Scale-like, quadri- 

 fkriously close im- 

 Ijricate. 



Gla'bular or sub- 

 4rd., ff'long, U" 

 mrth, fusoous,blu 



Is 



8. Juniperns ex- 

 celsa, Bieb. 



Like 7, diffuse, irre- 

 gular. 



Begin low, large, nu- 

 merous, spread- 

 ing, diffuse, an 

 exE^gerationof 9. 



Grey, green ; not 

 unlike 3. 



Eather like 7, but 

 smoother, and 

 more flaky. 



As of 7 nearly. 



Ea(h scale with 4 — 

 6 



Galbulus 6' 6" diam. ; 

 young, yellowish 

 green, ripe dark 

 purple or black. 



9. Ta±us bac- 

 cata, L. 



Broad oval, irregu- 

 lar. 



Trunk short or none, 

 branches lax, irre- 

 gular. 



Darkish green. 



Young, silvery, old, 

 smooth, , brown, 

 fibrous, compact, 

 not sulcate, peel- 

 ing off in layers. 



Flat, falcate, en- 

 tire, sharp muc- 

 ronate, alternate 

 distichous. 



Sub - drupe, 4 - 5 J" 

 long, 14-1 J" girth, 

 cup red, fleshy, 

 nucule 

 olive. 



October, Nov. 



September onward. 



September to Jan. 



