672 
80. CRUCIFERS. 
PI. ex. thaL 
Silic, 2-celled, 2-valved, not nicked, 
keeled; cells 2-seeded ;Jilam. simple Nasturtiolum. 438* 
Silic. 2-celled, 2-valved, nicked, keeled ; 
cells 2-seeded ; filaments scale-bearing . . Teesdalia, 439* 
Silic. 2 celled, 2-valved, keeled; 
cells 1 -seeded ; petals equal Lepidium. 441* 
Silic. 2-celled, 2-valved, nicked, keeled ; 
cells 1 -seeded ; petals 2 larger Iberis. 440. 
Silic. 2-celled, 2-valved, nicked, keeled; 
cells many-seeded Thlaspx. 437. 
b. Siliquosa. Pericarp long, many-seeded. 
b. 1 . Cotyledons conduplicate ; seeds globular ; 
siliqua cylindrical . 
Siliqua valveless, nearly jointed ; 
cells 2 ; sspales closed Raphanus. 430. 
Siliqua valveless, nearly jointed ; 
cell 1; sepales closed Raphanistrum. 431. 
Siliqua 2-valved, nearly 2-jointed ; 
cells 2 ; sepales spreading Sinapis. 429. 
Siliqua 2-valved ; beak barren 
or 1 -seeded; sepales closed Brassica. 428. 
b. 2. Cotyledons conduplicate ; seeds compressed ; 
siliqua 2 or 4- angled . 
Cot. incumbent, flat; sepales upright; 
stigma sessile, 2-lobed ; siliq. 2 or 4-sided Hesferis. 427, 
Cot. incumbent; sepales upright; 
stigma - lobes connivent; longer jilam. dilated 
Matthiola. 426. 
Cot. incumbent; sepales upright; 
stigma headed ; siliq. 4-sided ; seed 
not margined Erysimum. 424. 
Cot. incumbent, flat ; sepales spread ; 
stigma headed ; siliq. 4-sided ; seed 
not margined Sisymbrium. 423. 
Cot. accumbent; sepales spread; 
siliq. roundish ; valves convex, ribless Nasturtium. 422. 
Cot. accumbent; sepales closed, 
bagged at the base; stigma 2-lobed . . Cheiranthus. 425. 
