200 HISTOIRE DES PLANTES. 
rugosis ; vittis sub his solitaris plus minus evolutis, nunc tenuissimis 
Y. 0: carpophoro « indiviso »; stylopodiis depresse conicis integrisque. 
Semen semiteres v. transverse oblongum, facie planum v. convexius- 
culum, nune medio leviter v. profunde sulcatum concavumve 
(Ammiopsis), rarius plus minus involutum ; integumento tenui ; albu- 
mine corneo; embryonis inversi parvi subapicularis cotyledonibus bre- 
vibus; radicula tereti supera. — Herbæ annuæ v. biennes, sæpius 
odoratæ, glabræ v. setoso-asperove-pubescentes v. hispidæ ; radice 
nune crasse conica, Folia alterna, pinnatim decomposita ; segmentis 
angustis v. linearibus; petiolo basi in vaginam dilatato; floribus 
in umbellas terminales v. oppositifolias compositas disposilis; radis 
paucis v. æ, nune brevibus, ad maturitatem patentibus v. sæpius 
incurvis conniventibus ; involucri bracteis paucis v. 0, nunc æ , inte- 
gris v. late membranaceis, nunc omnibus v. ex parte dissectis; bra- 
cteolis involucellorum paucis v. æ , integris v.3-fidis, nune dissectis 
(Ammiopsis), nune 0. (Orbis tot. reg. temp. et frigid.) — Vid. p.84. 
2. Psammogeton EbGEw.' — Flores fere Dauci; calyce vix conspi- 
cuo; petalis inæqualibus, late obovatis, ob costam superne impressam 
marginesque dilatatos spurie 2-lobis; stylis gracilibus ; stylopodiis 
conicis integris. Fructus subovoideus; mericarpiis semiteretibus. Gar- 
pophorum 2-fidum. Juga primaria et secundaria filiformia ; 1lla præ- 
valentia; omnia setis filiformibus longiusculis, apice capitatis, 1-se- 
riatim conspersa; vittis sub jugis secundariis solitariis. Semen 
compressiusculum ; facie plana v. concaviuscula. Gætera Danci. — 
Herba annua, glabra v. canescens: foliis bis terve 3-sectis; lacintis 
parvis linearibus ; floribus ? in umbellas compositas dispositis ; Invo- 
lucris involucellisque membranaceo- œ-bracteatis. (Persie, India or.) 
3. Exoncantha LABILL. ! — Flores hermaphroditi (fere Dauci) ; 
calyce vix conspicuo v. 0; petalis subæqualibus; acumine imflexo; 0 
costam superne intrusam spurie 2-lobis. Stylopodia pulvinata, ambitu 
subintegra. Fructus ovatus v. transverse elatior, lateraliter subcom- 
pressus ; jugis primaris et secundariis obtuse prominulis, subæqua- 
hbus v. his paulo minoribus. Vittæ tenues in valleculis solitariæ. 
a In Fe Linn. Soc., XX, 57.—B.H., Gen, ( Lee F1. or., I, 1078. — WaLp., Ann., I 
n. 
9. a. roseis. " n. pl. sur ans à. 10, t. 2. — DC, 
3. 3. Boiss., in Ann. sc. nal., sér. 3, . Cv 235. Dre n. 4523. — 
I, it * Pimpinella): Phagn. or, ser. 2, LU, 99° BH; Gen. 927, n. 
