CKUCIFERJE. (MUSTARD FAMILY.) 68 



9, m. aspera, Boiss. © Rough with branching hairs, greenish. 

 Stem low. Leaves oblong-lanceolate, obtuse, obsoletely repand. Pods 

 rigid, spreading ; stigma conical, more or less elongated, with erect or 

 divergent, awl-shaped horns, Uoice as long as diameter of pod — Spring 

 — Desert of Judaea. 



1 1 Lamina of petals oUong to linear-lanceolate, livid, wavy-margined. 



10. M. oxycera§, D. C. Qiirainah. Canescent, glandular. 

 Leaves oblong-lanceolate, sinuate, or pinnatifid. Pod .07 long, .001 

 broad, terete, toridose ; horns of prominent stigma acute, awl-shaped, 

 4-6 times as long as diameter of pod, horizontal or deflexed — March to 

 May — Waste places; Palmyra to Kurd Dagh, Antilebanoa, Coelesyria, 

 Moab, southern Palestine, and southward. 



Var. limata, Boiss. Stigma short, obtuse; horns horizontal, or 

 incurved — Lower Jordan Valley. 



Var. forcipifera, Boiss. Stigma short; horns short, broad at 

 base, incurved, with introflexed tips, often contiguous — Aleppo. 



Var. l>revicorni§. Post. Jerla\ Pods often contorted. Stigma 

 more or less prominent; horns horizontal or deUexed, once or twice as 

 long as diameter of pod — Same range as type. (31. livida, Del.) 



Probably 8, 9, and 10 are varieties of one species. 



2. CHEIRAMTHfJS, D. C. Hand-Flowek. 



Calyx erect, saccate at base. Petals clawed, yellow. Pods4-angled, 

 flattened; valves 1-nerved; lobes of stigma divergent — Perennials, 

 shrubby at base, canescent with bipartite hairs. 



C. Clieiri, L. % Wall-flower. Leaves lanceolate-linear, entire or 

 somewhat dentate. Flowers .03 long, fragrant — Spring — Antioch. 



3. NASTURTIUM, R. Br. Water-Cress. Jerjar. 



Sepals equal, spreading. Petals entire, clawed. Pods generally 

 turgid, more or less flattened, valves nerveless, or obsoletely 1-nerved ; 

 stigma nearly simple. Seeds in 2 rows, minute — Glabrous, or spar- 

 ingly hairy, perennial herbs, with white or yellow flowers. 



* Flowers white. Placental glands 4, valvular 0. 



1. N. officinale, L. 2f Common Water-Cress. Beshdd. Q^urrah. 

 Leaves pinnate, 3-7 pairs; leaflets repand-elliptical, terminal round- 

 ovate, cordate at base. Pods oblong-linear, .015 to .03 long, and .003 

 broad, longer than nearly horizontal pedicels, often incurved ; seeds 

 pitted -- March to July — Wet places; common. 



* * Flowers yellow. Placental gla7uls 4, valcular 3. 



2. IV. sylve§tre, L. 2f Leaves pinnatisect or pinnatifid. with 

 oblong or lanceolate, entire, dentate or pinnatifid segments; upper 

 leaves often linear. Pods linear, .01 m. long, and .001 m. broad, as 

 long as horizontal pedicels ; seeds somewhat rough — April to June — 

 Streams and wet meadows; subalpine Lebanon. 



3.1V. aureum, Boiss. et Held. If Root creeping ; stems erect, 

 branching. Leaves not auricled at base, the lower 3-1-pinnatisect into 



