Mr. J. Miers on some genera of the Icacinacese. 483 



disco hypogyno inserta, iisdem alterna, primum in locellos 

 petalorum recondita, et circa pistillum arete conniventia ; fila^ 

 menta carnosa, incurva, compressa, superiie dilatata, apice 

 subito attenuata; anther ce tetragonse, conico-oblongse, dorso 

 gibbse, basi truncatse, et ibi versus dorsum apicifixse, apice 

 mucrone oblongo obtuso excentrico repente terminata?, sub-2- 

 lobse, 4-loculares, loculis crustaceis, cylindricis, angustis, in 

 angulos connectivi centralis valde crassi late discretis, 2 anticis 

 brevioribuSj propioribus, sursum attenuatis, 2 posticis summo 

 attingentibus, incurvis, dehiscentia vix apparente (vel sec. cl. 

 Tulasne rima longitudinali singulatim secus connectivi faciem 

 apertis). Ovarium oblongum, pressione filamentorum sub-5- 

 gonum, apice conicum, liberum^ glabrum^ disco parvo stipita- 

 i{'tum, 1-loculare : ovula 2 juxta apicem loculi subcoUateraliter 

 superposita, podospermio carnoso suspcnsa. Stylus subbrevia, 

 tereto-subulatus, crassiusculus, erectus. Stigma obsolete 

 3-lobum, subcavum. Fructus immaturus spbsericus, mucro- 

 nulatus, glaber ; ccetera ignota. — Arbores excelsce Guianenses 

 et Brasilienses, apice ramosce ; folia petiolata, alterna, ovata, 

 acuta, integerrima, glabra ; inflorescentia terminalis et axillaris, 

 spicato-racemosa, ^orihMS parvulis, albis, imo 2-bracteatis, 



1. Poraqueiba Guianensis, Aubl. Fl. Guian. i. 123. tab. 47. 

 Barreria theobromsefolia, TVilld. Sp. PL i. 1145; Spr. SystA, 

 583. Meisteria anonyma, Scop. Gmel. Syst. i. 391 ; — 8-or- 

 gyalis, foliis oblongis, apice repente et breviter attenuatis, 

 utrinque acutis, glaberrimis, coriaceis, reticulato-venosis, supra 

 lucidis, subtus ferrugineo-brunneis, sub lente punctis albidis 

 creberrimis et minutis notatis, rachi nervibusque prominulis 

 et rufescentibus, margine undulato revolutis, petiolo brevi, 

 canaliculato ; racemo spicato axillari et terminali, floribus 

 parvis, alternis, subglabris, albis, imo 2-bracteati8 et cum 

 pedicello brevissimo articulatis ; petalis ovato-linearibus^ intus 

 5-locellatis, staminibus sequilongis. — Guiana Gallica. — v. s. in 

 herb. Mus. Brit. {Aublet). 



This is described by Aublet as a fine tree 50 feet high with a 

 copious branching summit : his original specimen, which exists 

 in the British Museum, accords well with the drawing given in 

 his work, only that the leaves being lower are somewhat larger ; 

 they answer however with his description, being 7^ inches long, 

 2^ to 3 inches broad, on a petiole of 3 lines. 



2. Poraqueiba Surinamensis, n. sp. Poraqueiba Guianensis, 

 Tul. Ann. Sc. Nat. (ser. 3) xi. 170; — foliis ovato-oblongis, 

 apice longiuscule et repente attenuatis, glaberrimis, subtus 

 ferrugineo-glaucis, sub lente punctis albidis creberrimis et 



