CRUCIFEROUS TRIBE 17 



3. Hutchinsia. Pouch elliptical, entire ; valves boat-shaped, 

 keeled, not winged ; cells 2-seeded. (Named in honour of Miss 

 Ilutchins, of Bantry, an eminent botanist.) 



4. Teesdalia. Pouch rounded, notched ; valves boat-shaped 

 keeled ; cells 2-seeded ; stamens having a little scale at the base ot 

 each, within. (Named in honour of Mr. Teesdale, a Yorkshire 

 botanist.) 



5. Iberis (Candytuft). Two outer petals larger than the inner 

 two ; pod oval, notched ; valves boat-shaped, with winged keel ; 

 two i-seeded cells. (Name from Iberia, Spain, where this genus 

 is largely represented.) 



6. Lepidium (Pepper-wort). Pouch roundish ; valves keeled ; 

 cells i-seeded ; petals equal. (Name from the Greek, lepis, a scale, 

 from the shape of the pouches.) 



7. Cochlearia (Scurvy Grass). Pouch globose, or nearly so ; 

 seeds in 2 rows. (Name from cochlear, a spoon, from the shape of 

 the leaves.) 



8. Subularia (Awl-wort). Pouch oval ; valves flattened, boat- 

 shaped ; seeds numerous ; leaves awl-shaped. (Name from subula, 

 an awl, from the shape of the leaves.) 



9. Alyssum (Alyssum). Pod oval, flattened ; seeds few. 



10. Drab a (Whitlow Grass). Pod oval or oblong ; valves 

 slightly convex ; seeds many, in two rows. (Name from the Greek, 

 drabe, acrid.) 



Pod without a central partition 



11. Cakile (Sea Rocket). Pouch angular, with a horizontal 

 joint ; lower division containing a pendant seed, the tipper one an 

 erect seed, and soon falling off. (Name of Arabic origin.) 



12. CraMbe (Sea Kale). Pouch 2-jointed ; upper cell containing 

 one pendant seed, lower joint seedless. (Name from the Greek, 

 crambe, cabbage.) 



13. Senebiera (Wart Cress). Pouch 2-lobed, rough, not burst- 

 ing ; cells i-seeded. (Name in honour of M. Senebier, an eminent 

 Genevese naturalist.) 



Seed vessel, a silique or long pod. Pod opening by two valves. 



14. Cardamine (Bitter Cress). Pod narrow ; valves flat, nerve- 

 less, separating with an elastic spring ; s$eds in a single row. (Name 

 from the Greek, cardia, the heart, and damao, to fortify, from its 

 supposed strengthening properties.) 



15. Arabis (Rock Cress). Pod linear ; valves flat, with one 

 nerve or several veins. (Name from being originally an Arabian 

 genus.) 



