18 HISTOIRE DES PLANTES, 
GENERA 
1. Mirabilis L. — Flores hermaphroditi regulares. Calyx petaloi- 
deus tubulosus v. tubuloso-infundibuliformis; limbo demum patulo, 
5-dentato, inter dentes membranaceo-dilatato et in alabastro indupli- 
cato-contorto ; tubo basi leviter dilatato supraque dilatationem non- 
nihil constricto ; parte superiore caduca. Stamina 5, inæqualia . 
perianthit tubum æquantia v. paulo superantia, ejus cum dentibus 
alternantia ; filamentis ima basi 1-adelphis, in tubum brevissimum 
nunc incrassato-carnosum disciformem connatis, ultra liberis; an- 
theris brevibus, 2-locularibus, lateraliter v. subintrorsum ad margines 
rimosis, Germen superum liberum, disco tenui basi cinctum, 1-locu- 
lare ; stylo gracili ad apicem recurvo, sammo apice globoso in ra- 
mulos breves simplices v. parce ramosos capitellato - stigmatosos 
diviso ; ovulo 1, subbasilari suberecto, ad basin anguli interni ger- 
minis inserto, anatropo v. subcampylotropo; micropyle antice infera. 
Fructus (achænium v. fere caryopsis) basi calycis ndurata, 5-angulata 
staminumque basi vestitus; seminis suberecti albumine interiore fa- 
rinaceo ; embryonis incurvo-involuti peripherici cotyledonibus incum- 
bentibus inæqualibus- (interiore minore); radicula cylindro-conica 
infera. — Herbe ; radice sæpius tuberoso-conica ; caule ramisque noO- 
doso-articulatis ; foliis oppositis simplicibus exstipulaceis: floribus ad 
summos ramulos In Cymas (nunc 1-paras) confertis: involucro (nune 
calycifor mi) e bracteis5, magnis, basi connais, imbricatis v. subvalvatis, 
nunC parvis, 2 v. 3 (Ac/cisanthes), formato, aut 1-floro (Eumirabils, 
Acleisanthes), aut  3-x -floro ( 
- Quamoclidion) ; floribus basi ultra 
imvolucrum articulatis. (America trop. et sudtrop. oce.) — Vid, p. 1. 
