CRUCIFER/E 41 



LEPIDIUM L. 



L. latifolium L. Broad-leaved Pepperwort. A stout glabrous and slightly 

 glaucous plant 2-3 ft. high, much branched. Stem-leaves broadly lanceolate, 

 entire, petioled ; the topmost sessile ; root-leaves very large oval, serrated, long 

 petioled. Flowers small, white. Pod emarginate, valves not winged. 



Damp places and sides of ditches, uncommon. June, July. 



L. Draba L. = Cardaria Draba Desv. Hoary Pepperwort. Stem very 

 leafy, i ft. high. Stem-leaves oval-lanceolate, auricled, lower leaves petioled, 

 glaucous, pubescent. Racemes panicled, short. Flowers small, white. Pods 

 deltoid-cordate, valves not winged, style distinct. 



Fields, railways, and waste places, common. March-June. 



L. hirtum DC. Hairy Pepperwort. Plant very hairy, 6-12 in. high, grey- 

 green. Stems numerous, spreading or ascendant. Root-leaves oboval, entire or 

 sinuate ; stem-leaves oblong, embracing the stem, toothed. Flowers white, 

 rather small. Pods hispid, winged, deeply emarginate. 



Waste and rocky places. May, June. 



L. campestre R. Br. Field Pepperwort, is rather rare on the littoral. 

 It grows in fields and waste places. May-June. 



L. graminifolium L. Plant glabrous or nearly so, 1-2 ft. high, with strong 

 odour, much branched. Lower leaves toothed, or lyrato-pinnatifid ; stem-leaves 

 linear, entire. Pods small, neither winged nor emarginate. Flowers small, 

 white. Sepals often lilac. 



Dry waste places and borders of roads. May-November. 



L. ruderale L. Narrow-leaved Pepperwort, is recorded from les Alpes- 

 Marit. as rare. The leaves are pinnatifid with narrow lobes, the upper ones 

 entire and linear. Flowers very small, greenish. 



/ETHIONEMA R. Br. 



A. saxatile R. Br. Stems woody at the base, ascending. Plant glabrous 

 and glaucous. Leaves entire, thick, lower ones obovate, upper lanceolate. 

 Flowers small, pink. Petals twice length of calyx, two of the sepals saccate. 

 Silicule deeply emarginate, striped, with entire or crenate margin. 



Rocks and stony places in the hills. April-June. About Grasse, Nice, 

 Castillon, Vence, Gourdon, Bagnols, Chateaudouble, St. Maximin, Le Revest, 

 etc. 



THLASPI L. PENNY-CRESS. 



T. arvense L. Field Penny-cress. Plant annual, glabrous, bright green, 

 about a foot high, sometimes smelling of garlic. Root-leaves spathulate, stem- 

 leaves oblong, sinuate-dentate, with short-pointed auricles. Flowers white, 

 small. Silicules very large, orbicular, flat, broadly winged all round, deeply and 

 narrowly emarginate. 



Fields and waste places. April-June. Rare in both Departments. 



T. perfoliatum L. Perfoliate Penny-cress. Plant annual, glabrous and 

 glaucous, about 6-9 in. high. Leaves entire or slightly toothed, the root-leaves 

 ovate, orbicular, the stem-leaves oblong, obtusely auricled. Flowers small, 

 white. Silicules smaller and less broadly winged and with broader notch than 

 in the last. 



Fields and other cultivated places. March- May. 



T. alliaceum L. Plant biennial, bright green, strongly smelling of garlic, 

 1-2 ft. high, reddish and pubescent at the base. Root-leaves spathulate, 

 deeply sinuate-toothed, stem-leaves oblong, toothed, with sharp auricles. 

 Silicules obovate, narrowly winged. Flowers white, minute. 



Meadows and grassy fields, rare. April-June. Frejus, Draguignan, near 

 Grasse, etc. 



