244 TETRADYNAMIA — SILIQUOSA. [Nasturlium. 



Cal. patent. Cotyledoyis accumbent (o=r). Br — Name, — • 

 cochlear^ a spoon, from the shape of the leaves. 



13. SuBULAKiA. Pouch oval, pointless, many-seeded ; valves 

 turgid. Cutyledons incumbent (o || ), linear, curved. — Named 

 from subiila, an awl ; the leaves being subulate or awl-shaped. 



14. Draba. Pouch entire, oval (or oblong); valves plane 

 or slightly convex ; cells many-seeded. Seeds not margined. 

 Cotyledons accumbent (o =). Filaments simple. (Draba and 

 Erophila, DC.) — Named from opajSrj, acrid, as are the leaves of 

 many of this tribe. 



15. Camelina. Pouch subovate, many-seeded ; valves inflated. 

 Cotyledons incumbent (o 1|). Filume7ds simple. Br. — Named 

 from yj/.ixai, dwarf ov humble, and Linum, flax. 



16. KoNiGA. Pouch subovate ; valves nearly plane; cells 1- 

 seeded ; seed-stalks with their base adnate to the dissepiment. 

 Seeds (mostly) margined. Cotyledons accumbent (o r=). Cal. 

 patent. Pet. entire. Hypogynons glands 8 ! Filaments sim- 

 ple. — Name, — Konig of Adanson ; Koniga of Mr Brown, by 

 whom it is intended " to commemorate the important services 

 rendered to Botany by Mr Konig of the British Museum." 



ORD. II. SILIQUOSA. Fruit a long narrow pod. ^^ 



17. Dentaria. Pod narrow-lanceolate, tapering; the valves 

 flat, generally separating elastically, nerveless. Seed-stalks broad. 

 Cotyledons accumbent (o =). — Name, — dens, a tooth, from the 

 tooth-like scales of the root. 



18. Cardamine. Pod linear ; the valves flat, generally se- 

 parating elastically, nerveless. Seed-stalks slender. Cotyledons 



accumbent (o =) Name, — za^oia, the heart, and 5a/zaw, to 



fortify : from its supposed strengthening qualities. 



19. Arabis. Pod linear, crowned witli the nearly sessile 

 stigma; valves veiny or nerved. Seeds in one row. Colyledotis 

 accumbent (o =). Cal. erect. Br So named, because origi- 

 nally an Arubia?i genus. 



20. TuRRiTxs. Pod elongated, 2-edged ; valves nerved or 

 keeled. Seeds in a double row. Cotyledons accumbent (o=). 

 Dr. — Named from turris, a tower ; the leaves become gradually 

 smaller upwards, and the plant assumes a pyramidal form. 



21. Barbarea. Pod 4-angled and somewhat 2-edged. Co- 

 tyledons accumbent (o =). Seeds in a single row. Calyx 

 erect. Glands between the shorter filaments. Br — Name, — 

 this plant was formerly dedicated to St Barbara. 



22. Nasturtium. Pod nearly cylindrical (sometimes short) ; 

 valves concave, neither nerved nor keeled. Cotyledons accum- 

 bent (o—). Cal. patent. Br. — Named from Nasus tortus, a. 



