178 STIRPES EXOTICÆ NOVÆ. 
abortivo), inæquali-rhomboiïdeo, basi valde attenuato v. cuneato, 
ad apicem longiuseule sæpius acuminato, lateraliter lobato v. cre- 
nato ; submembranacea glabra; costa nervisque parce puberulis 
ramoso-anastomosantibus uirinque prominulis. Stipulæ lineares 
caducissimæ, saepius e cicatrice note. Gemmulæ foliiferee paulo 
supraaxillares, folio 4 sæpe tantum evoluto (unde folia 2 subsu- 
perposita videntur). Flores parvi (vix $ cent. longi) crebri in race- 
mos breves cymiferos pedunculatos dispositi; pedunculis petiolo 
multo brevioribus (ad 2 cent.) filiformibus, in axillis singulis flo- 
riferis fasciculatis v. subsuperpositis, uti sepala, pedicelli bracteo- 
læque, tenuiter fuscescenti-puberulis. Sepala 3-angularia, valvata; 
alabastro conico, basi rotundato. Petala calyci subæqualia, an- 
guste ligulata. Stamina fertilia minima ; antherarum subglobosarum 
loculis discretis; sterilia paulo longiora ad apicem depresse 
conica. Germen minutum obtuse 5-gonum; stylo brevi erecto, 
apice minute capitato, 5-lobo stigmatoso. Fructus.....? — In 
Nossi-béMalacassiæ legerunt Pervillé et Boivin (n. 2137), secund. 
ripas fluv. dict. Rivière des Tourtours, aug. 41848 floriferam. 
(Herb. Mus. par.) 
39. BUETTNERIA BILOBA. 
Frutex (teste Bernier); ramis teretibus glabratis (nigrescen- 
tbus). Folia alterna ad summos ramulos breves approximata, 
longiuscule (ad 6 cent.) pedunculata; limbo e basi late cordata 
9-nervia usque ad medium subovato ibique subæquali-2-lobo ; 
lobis 3-angularibus, apice obtusiusculis; apice ad imum sinum 
obtuso v. brevissime apiculato (ad 5 cent. longo latoque), margine 
subintegro membranaceo glabro penninervio reticulato. Flores 
ignoti. Fructus ad summos ramulos laterales longiuseule (9, h cent.) 
peduneulati (pedunculo gracili glabro), breviter ovoidei (à cent. 
longi, 2 cent. lati), basi oblusati, longitudinaliter 5-sulei aculeisque 
longe conicis (ad 4 cent. longis) rigidis echinati ; coccis 5, extus 
in sicco cinerascentibus, demum secedentibus singulisque ab apice 
ad basin elastice. 2-partitis; dissepimento intus glabro evenio, 
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