<^ 



64 CRUCIFER^. (MUSTARD FAMILY.) 



leaves ofte?i linear. Pods linear^ 0.01 m. long, and 0.001 m. broad, as 

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

 — Streams and wet meadows ; subalpine Lebanon. 



3. N. coronopifoliiim, DC. If Stem nearly naked, ascend- 

 ing. LeSiYes jnnnatijid-dentate, (resembling those of Plantago Corono- 

 pus) pubescent. Pods linear, incurved, as long as pedicel — Spring — 

 Southern end of Dead Sea. 



4. IV. inacrocarpiiiii, Boiss. 2^ Radical leaves long-petioled, 

 oblong, entire, toothed, or lyrate-pinnatifid ; stem-leaves auricled, 

 divided into long^ narrow, linear, entire lobes. Fruiting raceme zigzag. 

 Pods linear, 0.05 m. long, 0.001 broad, four or Jive times as long as the 

 erect-spreading 'pedicel, tapering at point — April to June — Lebanon 

 and Antilebanon ; rare. 



4. IVASTURTIOPSIS, Boiss. 



Calyx equal at base. Petals clawed, entire. Placental glands 2, 

 elongated; valvular, semiannular. Stigma simple. Pods oblong, tur- 

 gid ; seeds in 1 or 2 rows ; cotyledons incumbent — Annuals with 

 yellow flowers, resembling Nasturtium. 



»f. Aratoica, Boiss. © Sparingly pubescent, ^^g. 16 



green. Leaves oblong, dentate, or pectin ate-pinnati- 

 fid. Pods 0.012 m. long, 0.0015 broad, incurved, as 

 long as slender pedicels — March — Ut-Tih and 



southward . Pod of N. Arabica. 



5. BARlSASiEA, R; Br. Winter-Cress. Yellow-Rocket. 



Calyx equal at base. Petals clawed, entire. Pod oblong, or linear; 

 valves keeled, or ribbed ; stigma somewhat retuse. Seeds elliptical — 

 Biennial, or perennial, glabrous herbs, with yellow flowers. 



1. B. plaiitaginea, DC. @ % Lower leaves ovate-oblong, 

 petiolate, or sublvrate, lateral loles usually minute, tooth-li^e ; upi^er 

 leaves sJiort auricled at Use, oblong, dentate. Flowering racemes dense. 

 Pods 0.03 m. or more long, erect-spreading, curved, with a rather long, 

 slender style — May to July — Mountains ; Besherri ? ; north of Amtab, , 

 and northward. 



2. B. minor, Koch. 21 Rhizome horizontal. Root- Fig. 17 

 leaves long-petioled, small, ovate-oblong, entire, or obsolete- 

 ly repand, or sublyrate ; stem-leaves long-auricledatbase^ 

 incised-p>innatijid, or lyrate,t'he uppermost undivided, incised- 

 dentate. Pods 0.02 m. long, 0.002 broad, horizontal ; style 

 apiculate — l^Jay and June ~ Wet places ; subalpine regions 

 of Lebanon, Antilebanon, and northward. 



6. ARABIS, L. Rock-Cress. 



Calyx erect, base equal, or bisaccate. Petals clawed. 

 Stio-ma undivided, or retuse. Pod sessile, elongated, linear; 

 valves flattened, or convex, 1-nerved. Seeds in one row, 

 rarely in 2 — Herbs with white, pinkish-purple, rarely yellow 

 flowers, and undivided leaves. 



