338 UMBELLIFERiE. (PAKSLEY FAMILY.) 



18. PRANGOS, Lindl. Prangos. 



Calyx-margin almost 0. Disk broad, generally witli wary mar- 

 gin. Fruit oblong or globular, or slightly flattened laterally, with more or 

 less spongy pericarp. Ribs of mericarp 5, expanded into corky or mem- 

 branous, "flat or wavy wings, equal, or the dorsal narrower. Oil-tubes 

 numerous, adherent to the seed along with the thin endocarp. Inner 

 face of albumen -deeply grooved, with involute margins — Perennial 

 herbs, with yellow flowers, and leaves dissected into filiform or linear 

 lobes. 



* Outer surface of 'petals glah'ous. 



1. P. platyclilaeua, Boiss. 2^ .6 to 1; stem reddish, stout. 

 Lower leaves .6 long and broad, ovate triangular in outline, dissected 

 into filiform, .05 to .08 long lobes. Umbels 5-20-rayed ; bracts of m- 

 Yolucre and inYolucel ovate-oblo7ig, acute, meTribranous ; fruit .02 long, 

 oblong, longer than pedicel ; wings straight, half as broad as diameter 

 of seed — August — Near summit of Akherdagh, and northward. 



''■■ * Outer surface of 'petals hirsute. 



2. P. asperula, Boiss. If FarsJi-ecl- Fig. 170. 

 ddba\ 1 ; stem angled, with opposite or verti- 

 cillate branches. Leaves roughened with 

 white papillae, the radical triangular in out- 

 line, .5 to .6 long, dissected into .005 to .015 

 long, filiform lobes ; those of stem with longer 

 lobes. Umbels 10-20-rayed ; bracts of involu- 

 cre and involucel filiform; fruit globular, .015 

 in diameter, wings wavy, reddish, broader than 

 the diameter of the seed — June — Hills and 

 fields ; Lebanon to alpine regions. 



Var. leiopetala, Post. Petals glabres- 

 cent or glabrous — Gaza; Jebel Qulgb (Hau- FmitofP. asperuia, 

 ran). 



3. P. Heriiioiiis, % Boiss, .3 to .5, crisp-puberulent ; stem 

 corymbose, much branched. Root-leaves ovate in outline, .15 to .25 

 long, 3-4-pinnatisect into .002 to .004 long, linear, crowded, Diucronate 

 lobules. Umbels 5-7 -rayed ; bracts of involucre and involucel linear- 

 lanceolate ; fruit thrice as long as pedicel, ovate, depressed at apex ; 

 wings straight, spongy at base, with triangular, transverse section, and 

 entire, acute margins, much narrower than diameter of seed — May — 

 Ravines on east flank of Hermon; Tel Shihan (Leja). 



19. COL.L.ADOJVIA, D.C. Colladonia. 



Oalyx-teeth short or 0. Disk cup-shaped, broad. Fruit somewhat 

 dorsally flattened, pericarp spongy. Ribs of mericarps 5, all, or the 

 lateral only, winged or keeled, the intermediate or external often obso- 

 lete in one mericarp. Oil-tubes numerous, adherent, along with the 

 thin endocarp, to the seed. Inner face of seed deeply grooved — Peren- 

 nial, yellow-flowered herbs, with pinnate leaves, divided into large, ob 

 long leaflets. 



1. C alata, Boiss. If .5 to .8. Lower leaves entire, orpinnati- 

 aect into 1-2 pairs of ovate, obtuse, crenate leaflets, the lower usually 



