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



disco hypogyno inserta, iisdem alterna, primum in locellos 

 petaloniui recondita, et circa pistillum arete conniventia ; Jila- 

 menta carnosa, incurva, compressa, superne dilatata, apice 

 subito attenuata; antherce tetragonre, conico-oblongae, dorso 

 gibba?, basi truncatae, et ibi versus dorsum apiciiixa?, apice 

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

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

 angulos eonnectivi centralis valde crassi late discretis, 2 anticis 

 brevioribus, propioribus, sursum attenuatis, 2 posticis snmmo 

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

 Tulasne rima longitudinali singulatim secus eonnectivi facieni 

 apertis). Ovarium oblonguin, pressione nlamentoruni sub-5- 

 gonuin, apice conicum, liberum, glabrum, disco parvo stipita- 

 tum, 1-loculare: ovula 2 juxta apicem loculi subcollateraliter 

 superposita, podosperuiio carnoso suspensa. Stylus subbrevis, 

 tereto-subulatus, crassiusculus, erect us. Stigma obsolete 

 3-lobum, subcavum. Fructus inimatmus spha?ricus, mucro- 

 nulatus, glaber ; c&tera ignota. — Arbores excelsae Guianenses 

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

 acuta, integerrima, glabra ; inflorescentia terndaalis et axillaris, 

 spicato-racemosa, rloribus parvulis, albis, imo 2-bracteatis. 



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

 Barreria theobromsefolia, JJ'illd. Sp. PI. i. 1143; Spr. Sgst.i. 

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

 gyaiis, foliis oblongis, apice repente et breviter attenuatis, 

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

 lucidis, subtus ferrugineo-brunneis, sub lente punctis albidis 

 creberrimis et miuutis notatis, racbi nervibusque prorainulis 

 et rufescentibus, margine undulato revolutis, petiolo brevi, 

 canaliculato ; racemo spicato axillari et termiuali, floribus 

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

 pedicello brevissimo articulatis; petalis ovato-linearibus, intus 

 5-locellatis, staminibus cequilongis. — Guiana Galhca. — v. s. in 

 herb. Mus. Brit. {Aublet). 



Tbis 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 Surinainensis, n. sp. Poraqueiba Guianensis, 

 Tul. A: \'at. (ser. 3) xi. 170; — foliis ovato-oblongis, 

 apice longiuscule et repente attenuatis, glaberrimis, subtus 

 ferrugiueo-glaucis, sub knte punctis albidis creberrimis et 



