OF WEST TROPICAL AFRICA. 173 



May 



Neither 



the number of placentse and corresponding divisions of the stigma, 



nor the proportion of petals to sepals, nor the structure of the 



anthers (whicli are not a little variable) appear available excepting 



for minor subgeneric divisions or the discrimination of species. 



Appended is a short amended description of Oncoha as I propose 

 to leave it. 



OxcoBA, ForsJc, Fl. Mgypt-Arah. 103 (1775) ; Bentli, ^ Hook, 

 fil^, Oen. PL i. 125 cum syn. Matna, Auhl PL Gut. 921 

 (1775) ; Benth. Sf SooJc.JiL I, c. cum syn. 



Flores polygami. 8epala ssepissime 3, rariua 4 (v, 5?), libera 

 V. basi coalita ; sestivatione imbricata. Petala 7-10 v. plura, 

 rarius pauciora, nuda, sestivatione imbricata. Stamina x toro 

 niterdum incrassato inserta ; autherse lineares, rarius abbre- 

 viatae v. oblongae, muticse v. apice connective producto, rima 

 longitudinal! dehisceutes; filameuta subulata v. capillaria. 

 Ovarii placentae 2-10, oo-ovulatse; stylus simplex, stigmate 

 brevissime lobulato v. lobis validioribus adscendentibus v. 

 radiatis, discretis v. peltatim coalitis. Bacca coriacea Isevis 

 V. sulcata v. undique ecbinata v. tuberculata, indehiscens v. 

 valvatim deliiscens. Semina forma varia; testa Crustacea; 

 cotyledones foliacea?. 



Arbores arbusciilae v. frutices in Africa Tropica v, America cahdiore 

 cresceiites, glabri v. pubesoentes, in speciebus paucis spinis axillaribus - 

 arraati. Folia membranacea v. coriucea. altema, penninervia, serru- 

 lata, crenato-serrata, nndulata v. integerrima. Flores terminales v. 

 axillares, fascieulati v. racemosi, magnitudine varii. 



TILIACEAETJM genus novum. 



AxciSTROCARPUS* (§ Apciheo'.) 



Sepala 4 libera. Petala totidem lata sepala breviora basi nuda. 

 Stamina indefinita bypogyna omnia antherifera in phalangefl 

 4 sepalis oppositas coalita, phalangibus basi inter se per 

 membrana connata; antherge lineares muticge. Ovarium civ- 

 citer 6-loculare (dissepimentis centro vix coalitis), loculis 



• pluri-ovulatis ; stylus simplex elongatus gracilis, stigmate 

 obtuso. Frucltis globosus coriaceus uncinato-echinatus, polj- 



genus established bv Kunth imder this name, rests upon a single 



The 



Microtea. to which it has been reduced by Moqiun 



