78 



CRUCIFER^. (mustard FAMILY.) 



Flowers lilac-pinJc, or white. 



4. D, erncoide§, L. © .3 to .6, sparingly 

 papillose-hairy ; stems branched from base and above . 

 Leaves runcinate-lyrate, dentate, uppermost oblong, 

 dentate. Pedicels about as long as flowers. Pods ascen- 

 ding, .02 to .04 long, .002 broad, style .003 long ; 

 stigma Ulobed — January to April — Fields ; Damas- 

 cus and Ccelesyria to Moab, Jordan valley, southern 

 Palestine, and southward, and eastward. 



Fig. 23* 



5. D, acri§, Forsk. Shuqaiyar, .01, sparing- 

 ly haiiy, or glabrescent. Leaves oblong or obovate, 

 dentate, obtuse. Pedicels ascending, about as long as 

 flower ; flower .013 long, Pods erect, short stipitate, 

 .02 to .035 long, .002 broad ; stigma sessile, truncate 

 — Spring — Et-Tih, and southward. 



22. HORICAIVDIA, DC. 



Calyx erect, bisaccate. Petals clawed. Pod linear, more or less 

 flattened ; valves keeled, 1-3-nerved. Seeds in 1 or 2 rows — Gla- 

 brous herbs, with large pinkish-puri[3le flowers. 



* Leaves undivided, the upper cordate-auricled, clasping at base. Pods 

 somewhat 4:-angled. Valves 1-nerved, Biennials or perennials. 



1. in, Jamaica, Boiss. d) If Khusidnrel-Jemdl. Tahaq. Leaves 

 .06 to .1 long, obovate to ovate, the lower tapering at base. Pods .05 

 to .07 long, .002 broad ; seeds in 2 rows — February to May — Et-Tih 

 and southward. 



2. ]fl, damosa, Boiss, 5 BJmmimah. .6, Leaves .01 to .02 

 long, oblong ; the lower and those of sterile branches often repand-den- 

 tate, ,with cuneate base. Pods .04 to .06 long, .001 broad ; seeds 

 nearly in 1 row — March to May — Et-Tih and southward, and east- 

 ward. 



* * Leaves bipi 



Pods flattened. 

 Annuals, 



Valves obsoletely B-nerved. 



3. M, clavata, Boiss. et Eeut. Fleshy, .1 to .2 ; stem 

 flexuous, branching from base. Lobes of leaves linea/r, somewhat terete. 

 Pods .02 long, .001 broad ; seeds in 2 rows — February to April — 

 Et-Tih and southward. 



23. ERUCA, DC. 



Calyx equal at base, erect. Petals veined, clawed, entire or retuse. 

 Pod linear or oblong, appressed, with ensiform style, and convex 1- 

 nerved valves. Seeds in 2 rows, or rarely in 1 — Branching, erect-herbs, 

 with yellow, lilac-veined petals. 



