Macaranga. 309 



glandulosus, glaber, subtus densissime reticulatus, in nervis hirtellis granuloso-glandu- 

 losus et valide papillosus; stipulae late reniformes, rotundato-obtusae, latiores quam 

 longae, 1 — 1 i /i mm latae, subventricosae, coriaceae, glabrae, nigricantes. Flores tf 

 ignoti. Paniculae Q axillares, 13 — 20 cm longae, longe pedunculatae, pedunculo 4 — 

 8 cm longo, compresso, inferne glabrae, pruinosae, superne rufo-tomentellae, ramis in- 

 ferioribus oppositis; rhachis compresso-angulosa, rigida; p'edicelli fructigeri ad 8 mm 

 longi. Calyx Q persistens, repando-3 — 5-lobus; ovarium inerme, 2-loculare. Capsula 

 4 mm longa, 5 mm lata, didyma, compresso-ovoidea, obtusa, inermis, granuloso-glan- 

 dulosa. Semina compressa. 



Südwestmalayische Provinz: Borneo, Sarawak (Haviland u. Hose n. 32 i !). 



Nota. Valde affinis M. pruinosae et forte eadem species, sed inflorescenliae Q robustiores 

 et longiores et pedicelli Q longiores. 



5. M. pruinosa (Miq.) Müll. Arg. in DC. Prodr. XV. 2. (4 866) 992. — Mappa 

 pruinosa Miq. Fl. Ind. Bat. Suppl. (1860) 457. — Tanarius pruinosus 0. Ktze. Rev. 

 gen. II. ( 1 89 4) 620. — Ramuli teretes, intense caesio-pruinosi, glabri. Petiolus circ. 

 12 cm longus, juvenilis obscure ferrugineo-tomentellus, demum glabratus et ± glauco- 

 pruinosus; limbus 4 — 25 cm longus et latus, late peltatus, ultra medium divergenter 

 trilobus, lobis lateralibus ovato-triangularibus, acutis, intermedio majore et basin versus 

 angustato, basi rotundatus, leviter emarginatus, subinteger, chartaceus, palmatinervius, 

 supra non maculari-glandulosus, supra glaber et secus nervös ferrugineo-tomentellus, 

 subtus ferrugineo-rufescens, in costis furfuraceo-hirtellus, dense reticulatus, subtus dense 

 brunneo-granuloso-glandulosus et valide papillosus; stipulae late reniformes, rotundato- 

 obtusae, multo latiores quam longae, 5 mm longae, subventricosae, coriaceae, primum 

 ferrugineo-tomentellae, deinde glabrescenti- nigricantes. Paniculae q^ petiolum paulo 

 superantes, pyramidales, confertim ramosae, floribundae, rufo-tomentellae; bracteae flori- 

 gerae in conulum oblongum, superne ± laxum dispositae, 3 — 4 mm longae, oblongo- 

 triangulares, margine radiatim undulato-costulatae, inciso-lobatae; paniculae Q brevius- 

 culae, rufo-tomentellae; bracteae integrae; pedicelli demum 3 — 4 mm longi. Flores q^ 

 exigui, diandri. Calyx Q repando-5-lobus; ovarium inerme. Capsula 4 mm longa, 

 didyma, compresso-ovoidea, obtusa, inermis, leviter rufo-furfuracea et parce granuloso- 

 glandulosa. Semina compressa, reticulata. 



Südwestmalayische Provinz: Sumatra, Lampong (Zollinger n. 4844Z), 

 Priaman und Insel Bangka (Teysmann!). 



6. M. Hosei King in Hook. f. Fl. Brit. Ind. V. (1887) 449. — Tanarius Hosei 

 0. Ktze. Rev. gen. II. (4 894) 620. — Arbor 10 — 13 m alta; ramuli crassi, glabri, 

 pruinosi. Petiolus 7 1 /V — 4 2 1 / 2 cm longus, glaber; limbus 20 — 30 cm latus, peltatus 

 vel basi profunde cordatus, coriaceus, latior quam longus, ad medium vel ultra tri- 

 lobus, lobis latis, divaricatis, cuspidatis, subtus puberulus, ad nervös pilis elongatis, 

 hispidis hirtus, basi non maculari-glandulosus, subtus indistincte granuloso-glandulosus; 

 stipulae magnae, reniformes, glabrae, reflexae. Paniculae q? 30 — 35 cm longae, longe 

 pedunculatae; rami glabri; bracteae tomentosae, pectinatim dentatae; paniculae Q bre- 

 viores, ramis brevibus, rigidis; bracteae integrae. Sepala rf membranacea, pubescentia, 

 eglandulosa. Calyx Q 3 — 4-lobus; ovarium 1 — 2-loculare, glabrum, glandulis luteis, 

 granulosis dense tectum; styli brevissimi. 



Südwestmalayische Provinz: Malakka (Griffith); Perak (King's Col- 

 lector, Scortechini). 



7. M. Griffithiana Müll. Arg. in DC. Prodr. XV. 2. (186 6) 993; Hook. f. Fl. Brit. 

 Ind. V. (4 887) 452. — Mappa triloba Müll. Arg. in Flora XLVIl. (1864) 466. — 

 Tanarius Griffithianus 0. Ktze. Rev. gen. II. (1894) 620. — Arbor mediocris; ramuli 

 crassi, fistulosi, glabri, pruinosi. Petiolus 4 — 4 7 cm longus, glaber, pruinosus; limbus 

 15 — 30 cm longus, 13 — 22 cm latus, late peltatus, breviter trilobus, lobis latis, di- 

 varicatis, triangularibus, acutis, basi rotundatus, minute glanduloso-denticulatus, firme 

 subcoriaceus, palmatinervius, supra non maculari-glandulosus, subtus secus nervös vil- 

 losulus, sparse flavo-granuloso-glandulosus et subpapilloso-tomentellus, supra glabratus, 



