+ 128 HISTOIRE DES PLANTES 
GENERA 
I. EXACEÆ. 
1. Exaewm L. — Flores hermaphroditi, 4, 5-meri; sepalis cari- 
nalis v. alatis, rarius planis et 3-nervibus. Corolla subrotata, torta; 
tubo brevi subgloboso. Stamina 4,5, fauei affixa; filamentis brevibus; 
antheris erectis oblongis obtusis, basi brevissime 2-lobis; loculis 2, 
dorso apposilis; rimis poriformibus apicalibus 2, v. rarius in una 
confluentibus et inferne plus minus v. ad basin decurrentibus. Germen 
2-loculare; stylo apice stigmatoso integro v. vix didymo. Fructus glo- 
bosus septicidus ; valvarum 2? marginibus inflexis placentas plus 
minus liberantibus. Semina &, parva reticulata; albumine coplos0 
carnoso ; embryone parvo subtereti. — Herbæ elatæ v. humiles annuæ, 
nunc (Cotylanthera) simplices teneræ parasiticæ aphyllæ ; foliis oppo- 
silis amplexicaulibus v. breviter petiolatis, basi 3-nerviis, nunc (Coty- 
lanthera) ad squamas minimas reduetis ; floribus majusculis v. parvis 
in cymas nunc ex parte 1-paras dispositis, rarius paucis v. solitariis- 
(Asia et Oceania trop.) — Vid. p. 113. 
2. Sebæa R. Br.‘ — Flores (fere Exaci) 4, 5-meri; sepalis liberis 
v. basi connatis, acutis, dorso alatis, nunc 3-nerviis v. carinatis. Corollæ 
tubus cylindraceus v. ventricosus; limbi lobis patentibus. Antheræ 
oblongæ, rectæ v. apice recurvæ ibique sæpe glandula stipitata aucl® 
loculi introrsum v. sublateraliter rimosi, basi sæpe glandula auctli- 
Germen 2-loculare; stylo-gracili, apice stigmatoso clavato, globoso, 
oblongo v. cylindraceo, integro v. didymo, nune ad medium repente 
utrinque dilatato. Fructus septicidus. Cætera Exaci. — Herbæ annu#, 
1. Prodr., 451. — Grises., in DC. Prodr., 11, 804, n. 3. — Lagenias E. Mex., Comm. pl. 
IX, 52, — ENbL., Gen., n. 3558. — B. H., Gen., Afr. austr., 186. — Grises., loc. cit., 54. 
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