394 Mr. J. Miers on some genei^a of the Icacinacese. 



features that cannot constitute any generic distinction. I have 



therefore divided them into corresponding tribes. 



The following outline of its generic characters has been derived 



from my own observations. . .-.- 



!>9qa giili 



Mappia, Jacq. Stemonurus, Wight, non Bl. Nothapodytes, :B/. 

 — Flores perfecti, interdum polygarai. Calyx breviter cam- 

 panulatus, fere integer_, denticulis 5 donatus, immutatus et 

 persistens. Petala b, oblonga, carnosula, intus villosa, imo 

 disci inserta, jestivatione valvata_, sub anthesi patentia. >S^^a- 

 mina 5 cum petalis inserta, iisdem alterna; filamenta basi 

 dilatata, carnosula, superne subulata, sestivatione induplicata; 

 antherce introrsse, ovatse, 2-lobse, 4-locellatse, imo breviter 

 bifidse, connective tenui, dorse in sinu affixse, lobis singulatim 

 2-locellatis, demum septicidis, et longitudinaliter evolutim de- 

 hiscentibus. Pollen reticulatum, 4-sulcatum vel subquadra- 

 tum. Ovarium liberum, ovatum, interdum subgibbum, villo- 

 sum, imo glabrum, et disco cupuliformi libero margine lobato, 

 extus glabro, intus ssepissime hirsuto hinc circumdatum_, 1- 

 loculare ; ovula 2, juxta apicem loculi subcollateraliter suspensa, 

 anatropa. Stylus teres, interdum brevis, erectus, rarius 

 paullulo curvatus. Stigma erectum 2-5-lobum, cavum, demum 

 capitatum. Drupa oblonga, epicarpio parco carnosa, olivse- 

 formis, ianthina, monopyrena, calyce persistente suffulta : pu- 

 tamen osseum, tenue, extus irregulariter sulcato-rugosum, 

 crista apicali et laterali; semen suspensum, oblongum, testa 

 membranacea, raphe dorsali, ab apice versus basin tendens, 

 chalaza fere basali : embryo in axi albuminis carnosi immersus, 

 orthotropus, inversus, fere ejusdem longitudine, cotyledonihus 

 majusculis, foliaceis, ovatis, radicula 3-plo longioribus. — 

 Arbores in Asia tropica, et Antillis crescentes, folia lanceolata, 

 ohlonga, aut ovata, acuminata, integra, subpuhescentia, petiolata ; 

 inflorescentia paniculata, terminalis, flores parvuli, flavescentes, 

 odore foetido, rarius suaveolente emittentes, cum pedicellis arti- 

 culati. • 



§ 1. EuMAPPiA. Discus cupularis profunda et obtuse 5-lobatus, 

 lobis extus 2-costatis, utriiique glaberrimis. Species Antillance. 



1. Mappia racemosa, Jacq. Hort. Schoenb. i. 22. tab. 47. Ica- 

 cina dubia, McFad, Fl. Jam. i. 122 ; — foliis lanceolatis, utrin- 

 que acutis, glaberrimis, nitidis, penninerviis, nervorum axillis 

 glandula supra verrucseformi subtus cava signatis, petiolo 

 longiusculo, glabro, canaliculato ; paniculis axillaribus, folio 

 brevioribus, plurifloris, floribus parvis, flavescentibus, odore 

 foetido, calyce glabro, denticulato, petalis extus Isevibus, intus 

 sericeis. — Jamaica; v.s. in h&^b. Hooker [MacFadyen). 



