520 DICOTYLEDONEJ. GRAVESIA. 
emarginata, intense viridia, supra glaberrima, subtus leviter furfu- 
racea, 1-1'/, dm. longa, 7-12 cm. lata, nervulis subtus valde reticu- 
latis. Peduneulus communis gracilis, glaber, '/,-1 dm. longus. Calyx 
2-2 1/, mm. longus. Petala 7 mm. longa. Staminum filamenta 4 mm. 
longa; antherz 2 mm. longa. Stylus 6 mm. longus. 
In Borneo prov. Sarawak ad Bellagà et Scrang (Beccari n. 3802 et 
3860 in hb. propr.). 
LXXX. GRAVESIA, Naud. in Ann. Sc. nat. ser. 3, XV, 333 (1851); 
Benth. et Hook. Gen. I, 155; Triana, Mélast. (8; H. Baill. Hist. 
des Pl. VIL, 11 et 45 (part.). 
Flores 5-meri. Calycis glabri pilosi vel hirsuti tubus campanulatus 
vel turbinatus, ultra ovarium productus; limbus dilatatus, breviter 
5-dentatus, deciduus. Petala ovata vel obovata, subacuta interdum 
acuminata. Stamina 10, zequalia; antherze oblongæ, obtusæ, minute 
l-poross, connectivo basi non producto, antice inappendiculato, pos- 
tice appendice crassa obtusa pendula sæpissime instructo rarius minu- 
tissime calearato vel inappendieulato. Ovarium toto ambitu calycis 
basi adhaerens, 5-loeulare, vertice glabrum late exsculptum, trun- 
catum vel lobis lamellisve 5 coronatum; stylus filiformis, stigmate 
obtuso. Capsula ultra tubum calycis exserta, vertice 5-valvi late et 
profunde exseulpta. Semina lineari-oblonga, recta, hilo basilari, raphe 
incrassata ultra nucleum in —Ü Leno 
Herbæ subacaules vel fruti Mad carienses, 
hispidi puberuli vel glabrati. Folia petiolata, ovata vel oblonga, ssepius 
membranacea, denticulata, 3-9-nervia. Flores pedicellati, rosei, ssepius 
in cymas terminales axillaresve paucifloras dispositi. 
I. Antherc postice crasse obtuseque appendiculate. — Spec. 1-5. 
A. Herbs subacaules, rhizomate brevi, crasso, tortuoso, hispido. 
l. G. bertolonioides (Naud.! l. c. XII, 272, tab. 10, fig. A et 
XV, 333); petiolis brevibus, breviuscule denseque hispidis ; foliis ova- 
tis, obtusis, dentato-erenatis, 7-nerviis, supra sparse setulosis, subtus 
breviter sparseque hirtellis ; pedunculis ealycibusque breviuscule den- 
seque hirsutis. — Triana, l. c. tab. VI, fig. 75. 
Petiolus 1-2 cm. longus. Folia patula, membranacea, basi cordata, 
6-12 cm. longa, 3 !/,-10 cm. lata, nervulis subtus satis prominentibus 
