164 THE FLORA. 



** Plants growing wild, or cultivated for fuod 



I flowers yellow 8 



1 Fruit a sihque, 2-celled lengtLw.se, \ flowen ^.^ ^^ &c ... . 6 



1 Frait.a silicle, 2-celled lengthwise, ) wers yf 5 



I flowers white, purple, &c. . . .2 



I Fruit a jointed pod, with the partitions crosswise. . . .11 

 2 Silicle flattened or turgid, with a broad partition 4 



2 Silicle flattened contrary to the narrow partition. . . .3 



3 Silicle triang., seeds several in each cell. Shepherd 's-pinte. C \PSEL' LA 



6 Silicle roundish, with one eeed in each cell. Pepper-grass. LEPIP'ICM. 4 



8 Silicle double, with one seed in each lobe. S. Swine Cress. SENEBIK'RA. 5 

 4 Silicle flattened. Leaves cauline or radical. Whitlow-grass. DKABA. fi 

 4 Silicle turgid. Leaves cauline. Horse Radish. ARMORA'CIA 



4 Silicle turgid. Leaves all radical. r. Awl-wort. SUBULA'UIA. 



5 Silicic obovoid, i.e., inversely eg-shaped, turgid. Fatee Flax. CAMELI'NA., 

 5 Sil. globose, turgid, membranous. Style long. Bladder-pod. VESICA'RIA. 

 5 Silicle oblong, turgid, and somewhat terete. Cress. NASTIJP/TIUM. 



6 Seeds arranged in two rows in each cell, not winged. Cress. NASTUR'TIUM. 



6 Seeds in two rows in each cell, wing margin. Toicer-mustard. TCK'RITIS. 



6 Seeds arranged in a single row in each cell....? 



7 Sil. linear, flatfish, each valve with 1 central vein. Rock Cress. AR'ABIS. 7 

 7 Silique lanceolate, flat, the valves veinless. Tooth-root. DENTA'RIA. s 

 7 Siliques linear, veinless, terete. Flws. purple. False Rocket. IODAN'THTS. 



7 Siliques linear, veinless, flat. Fls. whitish. Cuckoo jlower. CAHDAMI'NE. 9 

 8 Seeds ovate or oblong. . . .9 



8 Seeds globose 10 



8 Seeds flat, with a broad, winged margin. S. LEAVEXWOHTH'IA. 



9 Calyx J-open. Lvs. runcinate, or finely dissect. Hedge-mustard. SISYM'BHIUM. 

 9 Calyx closed. Leaves lyrate-pinnatifld. Winter Cress. BAKBA'REA. 10 

 9 Calyx closed. Leaves lanceolate. False Wall-flower. EKTS'IIIUM. 11 



10 Calyx spreading. Valves of the pod 1-3-veined. Mustard. SINA'PIS. 12 



wO Calyx mostly erect. Valves of the pod 1-veined. Gubbage, &c. BRAS'SICA. 

 11 Pods short, 2-jointed, with 1 seed in each joint. Sea-rocket. CAKI'LB. 



II Pods with several transverse joints and cells. Modish. KAPH'ANUS. 



1. IBE'KIS. Candy-tuft. 



The two outside petals larger than the two inside ones. Pods flattened 

 truncate, emarginate, the cells one-seeded. Foreign, ornamental plants. 



1 Flowers white. Plain about If. high 2-4 



1 I. umbella'ta. Purple C. Fls. purple, in umbels. Lvs. serrate, ripper entire. 



2 L ama'Va. Hitter C. Corymbs lengthening into racemes. Lvs. slio.itly tooth ;d. 



3 I. pinna'ta. Wing-leaved C. Corymbs scarcely lengthening. Leaves pinnatifid. 



4 I. saxat'ilis. Rock C. Corymbs not lengthening. Shrubby. Lvs. linear, entire. 



