PENTANDRIA-MONOGYNIA . 411 



a Barbierio, ex agroVeneto ab Eq. Contareno. Floret 

 Aprili , Majo . 



Rhizoma teres, crassum , repens , articulatum , liuc illuc 

 crebre cauliferum . Caules teretes , ascendentes , bre- 

 ves , simplices . Folia longe petiolata, ternata , foliolis 

 ovato-oblongis , alias obovatis, vel late ovatis , acutis, 

 aut obtusiSjbasi angustatis, sessilibus, uninerviis, ve- 

 nosis , integerrimis , aut repandis, glabris, Isete viridi- 

 bus , subtus pallidioribus , interdum margine undula- 

 tis . Petioli teretes, striati, erecti, inferne longo tractu 

 dilatati in vaginam amplexicaulem, margine membra- 

 naceam . Thyrsi solitarii , siti in imo caule , oppositi- 

 folii , longissime pedunculati, una cum pedunculo do- 

 drantales , et subpedales . Pedunculi teretes , crassi , 

 ascendentes , nudi . Bractea ad basim uniuscujusque 

 pedicelli , ovato-lanceolata , vel ovata , obtusa , subin- 

 de inferior acuta . Pedicelli uniflori , rarius biflorijTe- 

 motiusculi , erecto-patuli , nudi, aut bracteola minuta 

 ad medium , vel sub calyce instructi , sparsi , inferio- 

 res subinde verticillati. Galycis lacinias lineares, obtu- 

 Sffi . Corolla alba , vel carnea , extus rosea , calyce du- 

 plo , aut triplo longior . Tubus crassus , calycem quid- 

 quam superans , superne sensim sensimque amplior . 

 Limbi laciniae lanceolatae, acutsB, recurvae, in tota facie 

 superiore dense barbatae, setis apice incrassatis . Sta- 

 mina corollam fere aequantia . Filamenta alba . Anthe- 

 rae purpureo-caeruleae . Stilus crassus, stamina aequans , 

 aut superans , persistens . Stigma bi-quadrifidum , sub- 

 inde tantum bilobum . Capsula globosa . Semina nu- 

 merosa , suboctona germine foeta , reliquis abortivis , 

 incomplete obovata, lenticularia , lutea, glaberrima, ni- 

 tida , ala marginali carentia . Reliqua ut in genere . 

 Tota herba glaberrima , amarissima . 



Usus . Praestat in intermittentibus , et in cachexiis ob 

 vira corroborantem , qua pollet . 



HOTTONIA . 



Lin. Gen. p. 82. Boerh. Ind. alt. 1. p. 206. Ponted' 

 Anth. p. 272. Juss. Gen. p. gS. Lamk. Ilhistr. i- 

 tab. 100. Vent. Tabl. 2. p. 287. Smith. Engl. Fl. i. 

 p. 276. GcBrtn. fil. Suppl. carp. volumin. ^. part. i. 

 p. 106. tab. ig8. 

 Stratiotes Vaill.in Acad. des scienc. an.i7i(). p- 2.2. 



