276 TETRADYNAMIA SILIQTJOSA. [CL. XV. 



2. E. Allidria. Garlick Hedge Mustard. Jack-by -the- hedge. 



Sauce-alone. Leaves heart-shaped, broadly toothed, stalked. 



Stem from one to three feet high : flowers numerous, white. When 

 bruised, it emits a smell like garlick : it is bitter and acrid, and 

 has been used as salad. Annual : flowers in May : grows among 

 rubbish, and by hedges and walls : common. Eng. Bot. vol. xii. 

 pi. 796. Eng. Fl. vol. iii. p. 201. 981. 



3. E. orientdle. Hare' s-ear. Treacle Mustard. Leaves ellipti- 

 cal, heart-shaped at the base, clasping the stem; root-leaves in- 

 versely egg-shaped, all smooth, glaucous, entire. Stem from 



one to two feet high : flowers 'cream-coloured, in a loose corym- 

 bose cluster. Annual : flowers in June : grows in fields and on 

 rocks near the sea, in the south-east of England : rare. Eng. Bot. 

 vol. xxvi. pi. 1804 : Brassica orientalis. Eng. Fl. vol. iii. p. 202. 



982. 



23. HE'SPEKIS. DAME'S-VIOLET. 



Calyx of four oblong, obtuse, deciduous leaves, lying over 

 each other at the upper part ; two opposite ones protuberant at 

 the base. Petals inversely egg-shaped, obtuse or slightly 

 notched, obliquely spreading ; claws linear, erect, channelled, 

 as long as the calyx. Filaments thread-shaped, erect, simple, 

 the two shorter with a gland at their base internally ; anthers 

 linear. Germen four-sided, linear, as long as the calyx. 

 Style very short ; stigma of two erect, obtuse, downy lobes. 

 Pod linear, four-sided, striated, with protuberances raised by 

 the seeds ; partitions membranous. Seeds oblong, pendulous, 

 in one row. Name, from Hesperus, the evening. 336. 



1. H. matrondlis. Dames-violet. Leaves between egg-shaped 

 and lance-shaped, toothed ; stem erect, slightly branched ; pods 

 nearly erect, smooth. From one to two feet high : flowers pale- 

 purplish, sweet-scented, especially in the evening. Perennial : 

 flowers in May and June : grows on banks and in bushy places : 

 not common. Eng. Bot. vol. xi. pi. 731 : Hesperis inodora. Eng.Fl. 

 vol. iii. p. 207. 983. 



24. CHEIBA'NTHUS. WALL-FLOWER. 



Calyx of four oblong, concave, erect, deciduous leaves, two 

 opposite ones protuberant at the base. Petals inversely egg- 

 shaped, spreading, with erect claws, as long as the calyx. Fila- 

 ments awl-shaped, the two outer embraced at the base by a 

 gland ; anthers arrow-shaped, acute, of two linear lobes. 

 Germen linear, compressed, as long as the stamens. Style 

 short ; stigma more or less two-lobed. Pod linear, compressed, 

 two-edged ; valves straight ; partition membranous. Seeds 

 egg-shaped, compressed, arranged alternately in one row. 

 Name derived from an Arabic word, applied to another plant. 



337. 



1. Ch. Cheiri. Wild Wall-flower. Stem shrubby with angular 



branches ; leaves lance-shaped, acute, hoary beneath. Stem 



bushy, from one to two feet high : flowers large, with rich yellow 

 petals. Perennial : flowers in May and June : grows on old build- 

 ings and high walls : common. Eng. Bot. vol. xxvii. pi. 1934 : C. 

 fruticulosus. Eng. Fl. vol. iii. p. 203. 984. 



