366 UMBELLIFER^. (PARSLEY FAMILY.) 



54. AINS^VORTHIA, Boiss. Ainsworthia. 



Calyx-margin obsolete., Fruit surrounded by a tumid, pithy, 

 smooth margin. Ribs filiform, or the lateral somewhat remote. Oil- 

 tube 1 in each interval — Strigulose or hairy annuals, with white 

 flowers, and linear-setaceous involucre and involucel. 



* The lohole margin of mericarps tumid, opaque. 



1. A. eordata, L. .3 to .6, loosely pubescent. Leaves ovate- 

 cordate, obtusely crenate, undivided, or the upper tripartite into ovate 

 leaflets, the terminal cuueate. Involucel longer than flowers ; fruits 

 ovate-orbicular, .004 to .006 long, the central often urn-shaped, 

 with glabrous margin, as broad as minutely warty disk — Spring 

 — Fields ; Qanuubin Valley (Lebanon). 



2. A. tracliycarpa, Boiss. © .3 to .6, acu- 

 leolate-scabrous. Lower leaves ovate-cordate, ^^^' 

 the others pi/i;2«t^j9«?"^iY<3 into 3-5, ovate leaflets, 

 the terminal much larger. Involucel longer than 

 flowers, fruit ovate-orbicular, ,003 to. 004 long, with 

 margin as broad as disk, both minutely warty — 

 Spring — Fields ; common. 



* * The inner part of margin pellucid, the outer 

 somewhat inflated, opaque. 



3. A. Carnieli, Boiss. .3 to .6, hispid. 

 Leaves obtusely crenate-dentate, either simple, 

 cordate-ovate, or trisect. Involucel as long as or 

 longer th«n flowers ; fruits orbicular, ,005 to .006 

 in diameter, ^cith sparingly/, tvarty disJc — Spring — ^"^'^'?racJi"car^a "^ ^ 

 Shrubby places ; base of Carmel. ^^^ iJ pa p . 



55. ZOZIMIA, Hoffm, Zozimia. 



Calyx 5-toothed. Fruits with a tumid margin, the space between 

 the seed and margin hyaline. Ribs very slender, the lateral remote, 

 near the margin. Oil-tubes 1, occupying the whole of each interval, 

 the commissural 2, near together — Monocarpic or perennial, pubescent 

 or hirsute herbs, with dissected leaves and white flowers. 



Z. ab§iiitliifolia, Vent. (D .2 to .6, more or less greyish- 

 pubescent; root thick, fusiform; neck densely fibrous; stems thick, often 

 reduced to stout peduncles, springing from the root. Leaves oblong- 

 lanceolate in outline, 2-3 pinnatisect into oblong lobules, .002 to .004 

 long. Umbels many-rayed ; petals not radiating, fruit orbicular to el- 

 liptical, .005 to .01 long, retuse at apex — Spring — Dry places; Sinai, 

 Gaza, Marash, and northward, and eastward. 



56. HERACL.EUM, L. Cow-Parsnip. 



Calyx 5-toothed. Fruit with dilated, flat margin. Ribs slender, 

 the lateral remote, near the margin. Oil-tubes 1 in each interval, 

 broad, generally club-shaped, short, rarely filiform — Biennial, trien- 

 nial, or perennial herbs, with dilated, sheathing petioles ; flowers often 

 polygamous. 



