24 
Yl. crucifer.® : ARAB IDE®. [ Ckeirdnthus. 
horn at the base. Cal. erect, 2 opposite sepals saccate at the 
base. Longer filaments dilated. — Named in honour of an Italian 
physician, P. A. Matthiolus. 
1. M. incdna Br. (hoary shrubby S.) ; stem shrubby at the base 
upright branched, leaves lanceolate entire hoary, pods cylindrical 
without glands. Cheiranthus L. : E. B. t. 1935. 
Cliffs to the eastward of Hastings; but not wild. Ventnor, Isle 
of Wight. If.. 4—6. — The origin of the Stock Gilly-flower of our 
gardens, where it is generally treated as an annual or biennial. 
2. M. sinudta Br. ( great-sea S.) ; stem herbaceous spreading, 
leaves downy, lower ones sinuate, pods compressed muricated. 
Cheiranthus L. : E. B. t. 462. 
Sandy shores of Wales, Cornwall, Jersey, and Guernsey. £. 5 — 8. 
— Flowers purple, large, fragrant at night. Our two British species 
have no point or horn at the base of the stigma. 
2. Cheiranthus Linn. Wall-flower. 
Pod compressed or 2-edged. Cal. erect, 2 opposite sepals 
saccate at the base. Stigma placed on a style, 2-lobed, the lobes 
patent or capitate. Hypogynous glands none between the longer 
stamens. — Named perhaps from the Arabic Kheyry , not however 
originally applied to this genus; or rather from x l, Pi the hand, 
and avtioQ, a flower, because from its fragrance one delights to 
carry it in the hand. 
1. C. Cheiri L. ( common IF.) ; leaves lanceolate acute entire 
with bipartite adpressed hairs, pods linear, lobes of the stigma 
patent, stem shrubby at the base. C. fruticulosus L. : E. B. 
t. 1934. 
Old walls. If.. 5, 6. — A variety, with larger, more highly coloured 
and more flaccid petals, is commonly cultivated in gardens. 
3. Barbarea Br. Winter-cress. 
Pod 4-angled and somewhat 2-edged ; valves with a middle 
nerve. Seeds in a single row. Calyx erect, equal at the base. 
Glands between the shorter filaments and the germen, and a 
subulate one between each pair of the longer ones. — Name: 
this plant was formerly dedicated to St. Barbara. 
1. B .vulgaris Br. (bitter W., yellow Rocket)-, lower leaves 
lyrate the superior ones obovate toothed or pinnatifid at the 
base, pods linear bluntly 4-angled acuminate much thicker than 
the pedicel. — a. uppermost side lobes of the radical leaves as 
long as the transverse diameter of the terminal roundish or 
somewhat cordate terminal lobe. Erysimum Barbarea L. : E. B. 
t. 443.— ft. side lobes of the radical leaves all small and much 
