Page:Transactions of the Linnean Society of London, Volume 1 (1791).djvu/213

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on the Genus of Begonia.
161

3. Begonia reniformis, caulescens, foliis reniformibus angulatis dentatis, capsulæ ala maxima acutangula; reliquis parallelis minimis. Tab. 14. Fig. 1, 2.

Habitat in Brasilia, prope Rio de Janeiro, in rupium fissuris umbrosis. Jos. Banks.

Descriptio D. Doct. Solander.

"Caules carnosi, breves, crassitie digiti.

"Folia alterna, petiolata, latiora quam longiora, subreniformia, crenato-dentata, angulata: angulis 8—12, acutis, inæqualibus; basi cordata, altero latere minore.

"Petioli longitudine diametri longitudinalis foliorum.

"Pedunculus communis, spithamæus, terminatus Cyma bis dichotoma, dein tetrachotoma. Pedicelli dein umbellati.

"Floris masculi Petala quatuor, cruciata, patentia, alba: duo opposita majora, ovata, obtusa, integerrima, in medio extus convexa; reliqua dimidio minora, oblongo-lanceolata, acuta, parum carinata.

"Filametita circiter triginta, filiformia, brevia, subæqualia, lutea. Anthera lineari-oblongas, filamentis longiores, longitudine petalorum minorum, erectæ, luteæ.

"Pistillum omnino nullum.

"Floris feminei Petala quinque, oblonga, subæqualia, patentia, parum concava, acutiuscula, alba.

"Germen inferum, ovatum, triangulare: angulis membranaceis: membrana anguli exterioris majore. Styli tres, bipartiti, villosiusculi. Stigmata simplicia.

"Capsula ovata, trigona, angulis membranaceis duobus interioribus æqualibus, minoribus; membrana anguli exterioris maxima, superne in angulum acutum extensa; trilocularis: loculis cylindricis, basi dehiscentibus.

"Semina numerosissima, ovata, parva, receptaculo columnari crasso

affixa."

Y
4. Bego-