36 ANONACEAE ARCHIPELAGI INDICT. 
culatis suflulta, e basi obtusiuscula vel rotundata obverse angusteque oblonga, sublanceolato-oblonga, acuminata, 
chartacea, costa valida, costulis utrinque 15—16 patulis et erecto-patulis ante marginem subabrupte sursum ar- 
cuatis et confluentibus, distantibus, subtus magis prominentibus quam in G. euneuro; adulta glabra, mole di versa, 
maxima 18 poll, longa, 6 lata. — lava. — Sumatra occidentalis : korthals. 
GoNIOTHALAMUS COSTULATUS miq. Hue Guatteria imbricata bl. — Huius auctoris specimina iava- 
nica cum icone in Fl. Iavae edita baud ab omni parte quadrant ; in tabula folia maiora et elliptica, non obverse oblonga 
uti vulgo sunt, exhibentur. Maiora pedalia, 3^ — 3£ poll, lata, breviter latiuscule acuminata. Sepala nervoso- 
venosa, uti G. sumatrani, satis magna, ovato-rotundata subacuta; petala exterior a elongata in alabastro conico-con- 
niventia extus villosa, interiora plus duplo breviora lato-unguiculata, extus villosula. — Plores axillares saepe 
fere sessiles. 
MELODORUM DUN. 
1. Melodorum borneense miq. n. sp. Ramuli, petioli foliaque subtus rufo- vel subgriseo- tomen- 
tosa, sensim glabriora; folia modice petiolata, e basi obtusa vel rotundata elliptica elliptico-oblonga vel 
subobovato-oblonga , npice plerumque lato-rotundata, passim brevissirae abrupte mucro, ato-acuta, co- 
riacea, supra in costa diutius dense pilosula, caeterura fugaciter pubera, subtus costulis utrinque 
17 — 11 erecto-patulis prominentibus transverse venosis pertensa, pube crispula praesertim in costis 
rufo-tomentoso-pubescentia; racemi terminales ramulos terminantes, vel foliorum abortu in paniculara 
longiusculam plurifloram conferti; flores pedicellati; sepala minuta ovata rufo-tomentosa basi connata; 
petala exteriora ovato-hnceolata acuminata crassiuscula dorso gilvo-tomentosa, intus -j parte superiore 
albo- pubera; interiora iis parum breviora; carpella fulvescenti-velutino-hirta. 
A M. latifolio et M. sphaerocarpo difl'ert foliis minoribus et crassioribus, tomento densiore et diutius persistente, 
colore paginae inf. haud in glaucinum transeunte sed rufo, porro floribus minoribus, petalis exterioribus angus- 
tioribus, acutioribusque. — Petioli antice canaliculati, 2- fere 3 lin. longi. Folia demum supra praeter costam 
glabrata, nervis anguste sulcatis, sordide fuscescentia, subtus tota ferrugineo-fusco-colorata, indumento ipso 
tamen sensim paullo diminuto, nequaquam tamen glabrata, pilis patulis crispulis brevibus, costulis prominenti- 
bus prope marginem leviter arcuatis et in rete venosum delitescentibus, venis transversis sub angulo recto ex 
iisortis reticulatisque prominulis, 6]— 2} poll, longa, 3— \\ lata. Racemi 5 — 3 ■ flori ; pedicelli distantes paten- 
tes, paullo supra basin unibracteolati, \—\ poll, longi, cum alabastris et axibus ferrugineo-tomentosi. Alabastra 
pjramidato-trigona. Sepala \ lin. circiter longa, ovato-triangularia, basi manifesto connata. Petala exteriora 
lanceolata acuta, dorso planiusculo obsolete uninervia denseque ferrugineo-tomentosa, citra \ a basi concavius- 
cula glabra, apice crassiusculo marginibusque plano-crassis albido-pubera, circiter 3 lin. longa. Interiora iis 
paulisper breviora, subconformia, sed dorso carinata pubera, antice basi tantum excavata, caeterum subtrigona. 
Stamina generis, toro conico lateraliter inserta. Carpella velutiuo-villosa, haud numerosa. — Borneo australis: 
KORTHALS. 
* 
2. Melodorum hypoglaitcum miq. Ramuli petioli nervi subtus, costa supra, inflorescentia et 
calyces rubiginoso-furfurello-tomentelli; folia perspicue petiolata, e basi rotundata elliptica obtuse brevi- 
subapiculata, obtusa, raro subacuta, firmiter chartacea, supra praeter costam glabriuscula vel glabra, 
subtus glauca pube adpressa sparsa minuta adspersa, costulis utrinque 12—8 arcuato- patulis (in 
sicco) rubigineis tenuibus sed valde distinctis subaveniis; racemi ramos ramulosque terminantes 5-8- 
flon laxi; sepala ovato-triangularia acuta, extus dense tomentella, intus glabra; alabastrum corollae 
anguste pyramidato-trigonum rufo-tomentellum. 
Ramuli citius glabrati. Petioli antice canaliculati serins glabriores, 3-2 lin. longi. Folia pleraque elliptica, pas- 
sim ad formam ovatam, nunc oblongiorem tendentia, in universum satis conformia, supra in sicco griseo-fuscula 
haud mtentia, subtus amoene glauca, costa costulisque turn proprio colore turn indumento rufescentibus ele- 
ganter meata, indumento brevi crispulo denso sensim evanescente, in parenchymate pilis teneris adpressis ad- 
spersa, lento tantum distinctis, 5-4-3 poll, longa, 2-1J-H lata. Racemi longiusculi subgraciles laxi, ali- 
quando folio aucti, nunc superne foliis abortivis paniculam compositam formantes, pedicellis j-1 poll, longis, 
alabastrorum saepe leviter curvatis, bracleola minuta ovata vulgo munitis, ad unum latus subdivergentibus. Ala- 
oatlra corollae subcompleta }-J poll, longa vel paullo longiora; petala exteriora lanceolata acuminata, intus 
canahculata, puberula, extus rufo-ochraceo-tomentella; interiora 3-4 lin. adaequantia, puberula? Antherae con- 
nectivi processu crassnisculo convexiusculo superatae. Carpella ellipsoideo-oblonga, rufo-hirsuto-velutina. - 
Sumatra occidentalis: korthals. 
