322 MR. SPENCER LE M. MOORE—PHANEROGAMIC BOTANY 
angulari-oblonga, acuta. Petala alba, oblonga, obtusa, ligula duplicata; lobi laterales 
antici, late ovati. lobo intermedio minimo lancelato rigide acuminato multo lon- 
giores; lobi laterales postici anticos semisequantes, connati, apice inflexi. Tubus 
stamineus calyci subeequilongus, ore breviter lobulatus; filamenta subsequilonga, 
tubum stamineum et stylos florum brachystylorum tantum scrutatorum circa 2-plo 
excedentia, Ovarium oblongo-ovoideum, tubum stamineum :equans; styli 3, 
discreti; stigmata clavellato-capitata. 
Species fortasse juxta Erythroxylon myrsinite, Mart., interponenda, ab eo attamen 
multis signis gravioris momenti insigniter abhorret. [Bras. Or.] 
ERYTHROXYLON DURUM (sp. nov.). Fruticosa, ramosa, glabra, ramulis teretibus, sat crassis, 
in longitudinem eximie rimatis, cinereis, foliis brevipetiolatis, majusculis vel sub- 
mediocribus, oblongo-obovatis, obtusis vel obtusissimis, basin versus sensim angustatis, 
rigide coriaceis; stipulis elongatis, lineari-lanceolatis, basi amplexicaulibus, petiolo 
longioribus; ramentis stipulis conformibus, apice longiuscule apiculatis, superioribus 
dorso prope basin aristatis: sepalis sub anthesi 0:25 em. long., sub fructu paullulum 
(usque 0:3 em.) auctis, ovatis, breviter acuminatis, medio nervis parallelis approximatis 
percursis, petalis vix 0:4 em. long. 
Hab. Reperi in sylvà primevá prope Santa Cruz, neenon in ripa fl. Brasinho ; floret 
menss. Sept. et Oct. (Nn. 342, 500.) 
Frutex diffusus, ramosus. Rami obsoleto-puberuli, mox glabri. Foliorum lamina 
usque 17:5x9'0 cm., modica 11:'0x6:'5 cm., supra nitida, subtus pallida; costa 
media supra impressa, subtus admodum eminens; costee secundarie utrinque circa 
12, seepius plus minus undulatze, dein subito fornicatim-conjuncte, subtus prominulz ; 
venule laxe reticulate, parum eminentes; petioli circa 0:5 cm. long., sat obesi, 
supra late canaliculati. Stipulee sagittato-lanceolate, dorso bicarinatee, longitrorsum 
striatze, membranacez, 0:12 em. long., apice setis tribus 0:12-0:2 em. long. instructee, 
castaneze. Ramenta mox laxiuseula, inferiora superioribus multo breviora, illa 
triangularia, hee lanceolata et apice tri-setulifera, inferiora dorso breviter aristata 
vel nuda, superiora basi aristá vix usque 0'2 em. long. onusta. Prophylla conferta, 
ovato-lanceolata, acuminata, subscariosa. Flores nodis bracteatis plurifloris insidentes, 
et pedicellis +1:0 em. long. quadrangularibus fulti. Sepala basi connata, in anthesi 
0:2 cm. lat. Petala alba, oblonga, obtusa, circa 0°18 em. lat.; ligula duplicata, 
petali lamina circa duplo brevior; lobi laterales antici concavi, ovati, obsolete 
undulati, lobum intermedium oblongum bifidum bene superantes; lobi laterales 
postici anticos semisequantes, connati, apice inflexi. Tubus stamineus circa 0°12 cm. 
long., i. e. calycem semisequans, ore undulato. Florum dolichostylorum a me 
tantummodo scrutatorum filamenta ejusdem seriei insequilonga, breviora tubum 
stamineum 3-plo excedentia, et filamenta longiora seepissime 3 wquantia. Ovarium 
subglobosum, tubum stamineum paullo excedens ; styli 3, discreti ; stigmata capitata. 
Drupa ovoideo-oblonga, 0-7 em. long. 
» Ex affinitate E. macrophylli, Mart., abs qua facili obtutu secernendum ob folia minora 
diversiformia, stipulas longius setuliferas, inflorescentiam disparem, sepala breviora 
ovata nequaquam flabellatim-nervosa, tubum stamineum calycem semisequantem neque 
eo multo breviorem, drupam fere duplo minorem, etc. [Amazonia, Guiana.] 
