CRUCIFER^. (MUSTARD FAMILY.) 65 



* Seeds wingless^ or nearly so, 

 t Annuals^ with Iranching hairs, 



1. A. vcriia, L. Stem 0.20 m., simple, or sparingly branched. 

 Root-leaves odovate ; stem-leaves round-ovate, with clasping base, _ all 

 serrate. Raceme with few, purplish flowers, 0.005 m. long ; pedicel 

 shorter than calyx. Pods 0.04 m. long, nearly erect — Spring —Sandy 

 places, and fields ; Hebron to Lebanon, Antilebanon, Nusairy Moun- 

 tains, and northward. 



2. A. Montbretiana, Boiss. Stem 0.15 m. to 0.20, nearly 

 simple. Root-leaves oUong ; stem-leaves ovate-oblong^ with _ sagittate, 

 clasping base ; all more or less dentate. Raceme with few, white flowers, 

 0.003 m. long ; pedicel a little shorter than calyx. Pods 0.04 m. long, 

 spreading — Spring — Lebanon, Antilebanon, Nusairy Mountains, and 

 northward. 



3. A. auriciilata, Lam. Stem somewhat branched, 0.30 m. 

 Root-leaves oblong ; stem-leaves ovate-oblong, with sagittate, clasping 

 base; all denticulate. Raceme with somewhat numerous, minute^ 

 white flowers. Pedicel longer than calyx. Fruiting raceme zigzag. 

 Pods 0.05 m. long, less than 0.001 broad, spreading — Spring — 

 Gilead, Hauran, Antilebanon, Lebanon, and northward, 



4. A. Auclieri, Boiss, Villous. Stem nearly simple, 0.35 m. 

 Root-leaves ovate ; stem-leaves oilong, and oUong-ovate, not clasping 

 at base; all denticulate. Racemes with few, ^c7w^6 flowers, 0.005 m. 

 long. Pods 0.03 m. to 0.04 long, 0,001 broad, erect — Spring — Sandy 

 fields; Damascus to Aintab, and northward. 



t t Bimnials, glaucous, or hirsute. 



5. A. perfoliata, Lam. © Glaucous. Stem 0.60 m. to 1 m. 

 Root-leaves runcinate-dentate, hirsute with branching hairs ; stem- 

 leaves oblong-lanceolate, cordate-sagittate at base, denticulate, or 

 entire. Petals pale cream-colored. Pods stiff, 6-8 times as long as pedi- 

 cel ; seeds in 2 rows — Spring — Qodmus in Nusairy Mountains, and 

 northward. 



6. A. laxa, Sibth. and Sm. @ Glaucous. Stem 0.60 m. to 0.80. 

 Root-leaves lyrate, obtuse, hirsute with branching hairs ; stem-leaves 

 oblong, acute, cordate-auriculate, entire. Vetvil^ white. Pods 0.12 m. 

 long, 0.0015 broad, along one side of stem, spreading — April to July 



— Shady places ; middle region of Mt. Cassius. 



Var. cremocarpa, Boiss. Pods <^e^&?;6^, 0.10 m. to 0.13 long 



— Bikfaya, Hammana, and mountain above Batroun. 



7. A. sagittata, Bertol. (D Hirsute. Stem, simple, 0.60 m. 

 Root-leaves oblong, petioled, dentate; stem-leaves ereci, oblong, obscure- 

 ly dentate, with spreading auricles. Pods erect, torulose,_0.05 m. long, 

 0.001 broad — May and June — Middle region of Lebanon, and 

 northward. 



tit Perennials, 



§. A. albida, Stev. If Canescent, or woolly. Stem 0.20, simple, 

 or slightly branched. Root-leaves obovate-oblong, obtuse ; stem-leaves 



