12 



A SYNOPSIS OF THE VEGETABLE KINGDOM. 



corolla which incloses 



the npe capsule 1. Adlumia. 



B8. Seeds mostly crested : 

 petals less or slightly 

 united into a 2-spurred 

 or higibbous corolla. ... 2. Dicentea. 

 <lA. Corolla with only one of the 

 outer petals spurred or 

 gibbous by torsion becom- 

 ing posterior : a nectari- 

 ferious spur from the 

 base of the filaments pro- 

 jects into the petal-spur. 

 B. Style mostly persistent...". Cortdalis. 

 BB. Style deciduous : fl. smal- 



le,. 4. FUMAEIA. 



12. CIIUCIFER.E. 



A. The silique transversely 2- 

 jointed. the smaller joint 

 indehiscent, pedicel- 

 shaped, the larger joint 

 globose, 1-loculed. 1- 



seeded 1. Ceamee. 



AA. The silique indehiscent.... 



E. Siliques in pairs 2. Sesebieka. 



BE. Siliques not in pairs 



c. Texture horny or bony. 3, Isatis. 



cc. Texture leathery 



D. Shape straight 4. Raphanus. 



DD. Shape curved 5. Sobolewskia. 



AAA. The silique dehiscent (or 

 its whole length (except 

 that some Brassicas are 

 not dehiscent at the 



apex ) ■ • ■ 



B. Valves continuous inside, 

 markedly concave, com- 

 pressed contrary to the 

 septum, which is often 

 very narrow ; silique 



short 



c. Cotyledons accumhent. .Q. Ieeris. 

 cc. Cotyledons incumbent.. 

 D. The valves usually 



wingless 



E. Fls. rosy or violet.. 7, ionopsidium. 



EE. Fls.' white S. LEPIDIUM. 



DD. The valves winged... 9. ^12thionema. 

 BB. Valves continuous inside 

 (septiterous in Anasta- 

 tica), flat or concave, 

 not compressed con- 

 trary to the septum 

 (Smelowskia and cer- 

 tain Vesicarias are lat- 

 erally compressed) : 

 septum as wide as the 

 valves : silique long or 



short 



c. Cotyledons longitudin- 

 ally conduplicate ... 

 D. Seeds in 1 series... in. Brassica. 

 DD. Seeds in 2 series. ... n. Eeuca. 

 CO. Cotyledons aecumbent 

 (sometimes incum- 

 bent or convolute in 



Cheiranthus) 



D. Seeds In 1 series (ex- 

 cept certain species 

 of Nasturtium and 

 Arabis : siliques 

 long and narrow 

 (except in Anasta- 

 tica and sometimes 

 Nasturtium and 



Parrya) 



E. Valves appendaged. .12. Anastatica. 

 ee. Valves not appen- 

 daged 



F. Stigmatic lobes 

 erect, connate 

 o r decurrent 

 along the style.. 

 G. Plants are 

 herbs or 

 branched sub- 

 shrubs. Wool- 

 ly 13. Matthiola. 



GG. Plants are tuft- 

 e d, s c a p e- 

 bearing herbs.l4. Paeeya. 



FF. Stigma undivided 



or shortly-lobed. 



G. Valves elastic 



seeds in 1 or 2 



series ; silique 



long and linear.15. Arabis. 



GG. Valves not elastic. 



H. Sepals unequal, 



the lateral one 



saccate at the 



base 16. Cheieanthcs. 



HH. Sepals equal. .... 



I. Seeds in 2 series. .3 7. Nasturtium. 

 II. Seeds in 1 series. 



J. Fls. yellow. ...18. Barbaeea. 

 jj. Fls. white or 



purple 



K. Plants alpine. .19. Caedamine. 

 KK. Plants not al- 

 pine. 20. Dextaria. 



DD. Seeds in 2 series and 

 siliques short and 

 broad, (except in 

 some species of 

 Aubrietia, Draba 

 and Cochlearia).. . 

 E. Siliques 2-locular 

 many-seeded : seeds 

 much compressed : 

 winged or mar- 

 gined 



F. Lvs. entire or den- 



tate ; siliques 

 long s t a Ik e d, 



very broad 21. LnxARiA. 



FF. Lvs. pinnatisect 



siliques sessile.. 22. Selenia. 

 EE. Siliques 1-2-loculed, 

 2 — many - seeded ; 

 seeds rarely 

 winged : valves of- 

 ten turgid 



F. Sepals often une- 

 qual, the lateral 

 saccate at the 



base. 



G. Fls. purple : sil- 

 iques oblong: 

 lateral sepals 



saccate 23. Aubrietia. 



GG. Fls. generally 

 yellow : sili- 

 ques mostly 

 oblong: sepals 

 equal or un- 

 equal 24. Vesicaeia. 



FF. Sepals equal 



G. Stamens often 



appendaged. .25. ALYS.snM. 

 GG. Stamens not 

 appendaged. . 

 H. Plants tomen- 



tose 26. Draba. 



Hii. Plants gla- 

 brous 27. Cochlearia. 



(See also Kernera.) 



ccc. Cotyledons incumbent, 

 straight, convolute or 

 transversely plicate.. 

 D. The cotyledons trans- 

 versely biplicate. . . 2.S. Heliophila. 

 DD. The cotyledons not 

 transversely bipli- 

 cate 



E. Petals pinnatified. .29. Schizopetalon. 

 EE. Petals not pinnati- 

 fied 



F. Stigmas erect, free 



or connate into a 

 cone : sepals long 

 and straight. .... 



G. The stigmas bila- 



mellate, lamellie 



erect 30. Hespeeis. 



GG. The stigmas bila- 



mellate, lamellae 



connivent or 



connate into a 



cone 31. Malcomia. 



FF. Stigma simple, 



capitate, emargi- 



