244 STIRPES EXOTICÆ NOVA. 
5h. MarcGravia TRIANÆ. 
Frutex, ut videtur, scandens; ramis rigidulis; cortice pallide 
fuscescente. Folia brevissime (2, 3 mill.) petiolata lanceolata bre- 
viter acuminata (juniora 6, 7 cent. longa, 2 cent. lata) glaberrima, 
subtus pallida. Flores ad summos ramulos laterales leviter cernuos 
paucifoliatos subumbellati; steriles crebri, parvi (in specim. 
suppet. 2, 3 mill. longi); pedicellis gracilibus (ad 2 cent. longis) 
ima basi articulata incrassatis, summo apice breviter subclavatis. 
Sepala bracteolæque 2, conformes breviter obtusæ. Corolla oblique 
inserta ovoidea, lobo extimo pro genere sat conspicuo obovato. 
Stamina pauca (10-15); antheris subovatis, basi subsagittatis. 
Germen valde depressum; loculis paucis (sepe 5); stylo brevis- 
simo papilliformi. Flores steriles pauci (5), vix conspicui ; bracteis 
pedicello adnatis stipitatis subgaleatis ; ostio obliquo leviter dilatato 
(ad 4 4 cent. longis). Fructus longiuscule (ad 3 cent.) pedicellati ; 
pedicellis reflexis uti fructus ferrugineis rugulosis ; pericarpio 
pisiformi (ad + cent. longo), stylo breviter acuminato ; seminibus 
crebris (nigrescentibus) inæquali-obovoideis. — In Caracas leg. 
Linden (exs.. n. 118). 
55. Acioa (LORANDRA) SMEATHMANNI. 
Rami (an scandentes ?) teretes, lenticellis crebris pallidis orbi- 
cularibus leviter prominulis notati. Ramuli graciles tenuiter hirtelli. 
Folia alterna brevissime (2-4 millim.) petiolata, ovato-acuta (ad 
7 cent. longa, 4 cent. lata), basi rotundata, apice sæpius breviter 
acuminata, integerrima subcoriacea penninervia tenuiter reticulata, 
supra levia, subtus juniora densiuseule ad costam nervosque pal- 
lide ferrugineo-hirtella, demum glabrata. Flores (ut e fructuum 
pedicellis patet) in racemos terminales dispositi, cæterum ignoti. 
Fructus pedicello crasso lignoso (ad 3, 4 cent. longo) suffultus, 
obovoideus compressiusculus (4 cent. longus, 2 į cent. latus), 
apice breviter crasseque acuminatus; summo acumine truncato. 
