ICONES PLANTAEUM. 9 



Plate 1411. 



sibangea arborescens, ouv. 



EuPHORBiACE^, Tribe Phtllantheji. 



Sibangea, Oliver^ gpn. nov. Flores dioici, apetali. FL ^ : Sepala 3-5, 

 Biibaequilonga, inaequilata, interiora angustiora, eestivatione imbricata. 

 Stamina 3 circa discum centralem carnosum 'concavum margine 

 nndulatuTn aflBxa; filamenta libera, lineari-subulata, carnosula; antherse 

 rotundatsB, basi cordatse, apice emarginatae, dorsifixee, biloculares longi- 

 tudinaliter dehiscentes. Ovarii rudimentnm 0, Fl. $: Sepala 5-6 

 inaecjTialia, sub-biseriata, ovata v. oblongo-ovata, carnosula. Discus 

 planus, annulatns, bypogynus. Ovarium ovoideum, glabrnm, l-loculare, 

 biovulatum ; stylus brevis, crassua ; stigma snbpeltatum, leviter 

 obliquum, centro depressum. — Avhov ^artfa. Folia alterna, petiolalaj 

 ohlongo-elliptica^ acuminata^ undidaia v. obsolete denticulata* Flores 

 Jlavij axillareSj fasciculati^ hreviter pediceUati. 



S. arborescens, Oliver. (^Species unica,) 



Hab. Sibange Farm, Gaboon river, if. Soyaux. 



Arlor parva, 10-12-pedalis, glabra. Folia submembranacea, basi plus 

 minus rotundata v. cuneata, venis subtus prominulis, 4-8 poll, longa, 



1|— 3^ poll, lata ; petiolus ^ poll. 



Another of Mr. Sovanx's important additions to the West African 



region.— D. Oliver. 



Hemicycl 



Fig. 1, Staminate flower. 2. Pistillate flower. 3. Same, the periantli removed. 

 4. Longitudinal section of ovaiy. All enlarged* 



Plate 1412. 



GYMNOCLADTJS CHINElfSIS, Baill. 



Leguminos^, Tribe Euc^salpinie^. 



G. cidnensis, Baillon in Bull. Soc. Linn. Paris, 1875, No. 5, pp. 33, 34. 

 Hab. China, prov. Kiukiang, Mr, Manes; prov, Fokien, Mr. 



Bourne. 



Arbor ramulis ultimis bornotinia ferrugineo-puberulis mox glabratis. 

 Foliu bipinnata, alterna, 9-12 poll, longa, rhachide puberula; pinnia 

 alternis suboppositisvemultifoliolatis ; foliolis altornis oblongis sericco- 



