UMBELLIFER^. (PAESLEY FAMILY.) 357 







Tribs VIII. PEUCEDANE^. 



* Margin of fruit twinged ; raphe narrow ; ribs equidistant. 



45. ANGELICA. 2^ Leaves 2-3-pinnatipartite into large, ovate-oblong leaflets. 



* * Margins ofmericarps touching ; raphe occupying the whole commissure. 



f Ribs, or at least the intermediate ones, nearly equidistant. 



I Secondary ribs 4, 



46. SILER. IT Leaves 2-3-ternately divided into large, obovate or orbicular leaflets, 



J I Secondary ribs 0, Margin usually not thickened. 



47. FERULA. If Tall herbs with caducous involucre ; leaves w^ith filiform, or minute, 

 oblong lobes 5 the central umbel sessile or nearly so. 



48. FERULAGO. 21 DifTers from Ferula in persistent involucre, peduncled central umbel, 

 and general habit, (Figs. 185-187). 



J J t Secondary ribs 0, Margin usually pithy, more or less thickened. 



49. JOHRENIA. (2) 1(^ Stems tall, naked, and fruit elliptical, .003 to ,005 in diameter, or 2f 

 with low, scape-like stems, and oblong fruit ; margin thick, pithy. (Figs. 188-189.) 



50. PEIJCEDANUM. 21 Fruit oblong-elliptical, margin flattish. (Fig 190.) 



51. ANETHUM- Fruit lenticular, .006 long, ,003 broad, margin flattishj lobes of leaves 

 filiform, 



52. KRUBERA, Fruit lenticular, .005 long, .003 broad; margin thickened; leaves finely 

 dissected into short, oblong lobes. (Fig 191.) 



53 TORDFLiriM, Fruit round, .006 to .01 in diameter, with wrinkled, pithy margin; 

 leaves pinnatipartite into large, ovate or oblong, more or less dentate, incised, or parted seg- 

 ments. (Fig 192.) 



54. AINSWORTHIA. As in last, but fruits only half as large; margin not wrinkled (Fig 193). 



t t Lateral ribs more or less distant from intermediate. Inner margin pellucid, outer (except in 

 Pastinaca) tumid, pithy. 



55. ZOZIMIA. (D Q .2 to .6 high. Leaves much dissected into minute lobes, Rays equal. 



56. HERACLEUM. (2) (^ If .2 to .6 high. Alpine plants, with leaves 1-2-pinnatipartite 

 into large, ovate to oblong leaflets. Rays nearly equal. (Fig, 194.) 



57. SYNELCOSCIADIUM. 1 to 2 high, strigose. Leaves pinnate with large, ovate 

 leaflets. Umbels unequally rayed, contracted in fruit. (Fig 195). 



58. MALABAILA. (D If .3 to ,5, pubescent; umbels with equal rays, spreading in fruit. 



59. OPOPONAX. If 1 to 2, nearly glabrous. Leaves 3-pinnatipartite into obovate-cuneate 

 leaflets. Umbels equally rayed. 



60. PASTINACA, (D 1 or more. Leaves pinnatisect into ovate or ovate-oblong leaflets. 

 Rays equal. Margin of fruit not tumid. 



45. AI^CJELICA, L. Angelica. 



Calyx-margin obsolete. I^ruit with lenticular mericarps, connect- 

 ed by a narrow, flat keel, 2-winged on each side. The three dorsal ribs 

 filiform, elevated, the two lateral expanded into broad, membranous 

 wings — Oil-tubes 1 in each interval — Tall, white-flowered perennials 

 with 2-3 pinnatipartite leaves. 



A. §ylvestris, if 1 to 3, corjrmbose-panicled above ; inflores- 

 cence puberulent. Leaflets ovate to oblong-ovate, acutely serrulate, 

 .02 to .05 long ; upper leaves reduced to an inflated petiole, with few, 

 small leaflets. Umbel 30-40-rayed ; bracts of involucre and involucel 

 lanceolate, membranous, numerous, caducous ; mericarps ovate-orbicu- 

 lar ; wings broader than seed ; ribs obtuse — September — Kerhan 

 (base of Akherdagh), and northward. 



