ellipsoidea subplana 2-valvis 2-locularis : valvis planiusculis, septo tenui pa- 
rallelis: loculi 1 -spermi: semina plana alata, e funiculo umbilicali basi anato, 
pendula. 
309. ALYSSUM L. Calyx liber 4-phyllus, foliolis conformibus ovatis 
concavis, quandoque persistens: corollae cruciferae petala calyee parum lon- 
giora , unguibus brevibus , laminis oblongis integris vel emarginatis : sta- 
minum filamenta modo nuda , modo dentata , aliquando setis aut squamis 
donata: antherae oblongae : Stylus tenuis persistens : stigma capitatum de- 
pressum : silicula rotunda centro infiala margine depresso-piana 2-valvis 
2-locularis valvis septo paralleli, loculis ut plurimum 2-spemis semina sub- 
plana ovata tenniter alata, e funiculo umbilicali apici aduato, pendula. 
310. HUTCHINSIA Brown. Calyx liber 4-phyllus, foliolis conformibus ere- 
cto-patentibus : corollae cruciferae petala calyce duplo longiora, laminis obo- 
vatis integris: staminum filamenta nuda: antherae ovato-oblongae: Stylus elon- 
gatus brevis vel nullus : stigma capitatum retusum : siliqua elliptica com- 
presso-tumidula 2-valvis 2-locularis, valvis navicularibus septo oblongo utrin- 
que acuminato, oppositis loculis 2-oo -uspermis: semina oblonga, e funicolo um- 
bilicali apice adnato, pendala. 
311. IBER1S L • Calyx liber 4-phyllus, foliolis conformibus erecto-paten- 
tibus: corollae cruruciferae petala inaequalia, calyce longioria, laminis ovato- 
oblongis in ungue productis , duo majora radiantia: staminum filamenta su- 
bulata nuda: antherae oblongae : Stylus persistens saepe elongatus: stigma 2- 
lobum : silicula ovato-compressa apice emarginata 2-valvis 2-locularis, valvis 
septo contraris, apice in ala productis, loculis monospermis: semina oblonga, 
vel subrontunda compressa, e faniculo umbilicali in latus septi orto, pendula. 
312. TEESDALIA Brown. Calyx liber 4-phyllus, foliolis conformibus pa- 
tentibus sero deciduis: corollae cruciferae petala parva, calyce sublongiora ut- 
plurimum aequalia, quandoque duo majora, unguibus angustis, laminis obo- 
vatis : staminum filamenta basi gianduia petaloidea donata: antherae tennes: 
stigma subsessile: silicula planiuscula apice vix emarginata 2-valvis 2-locu- 
laris, valvis carinatis, septo irregulari contraris, carina tenuissime alata, loculis 
2-spermis: semina subrotunda plana e funiculis umbilicalibus in latus septi 
ortis, pendula. 
313- LEPIDIUM L. Calyx liber 4-phyllus , foliolis conformibus paten- 
tibus : corollae cruciferae, quandoque defìcientis, petala aequalia calyce lon- 
giora, laminis oblongis : stamina numero, et longitudine ludibunda, filamen- 
