1000 DICOTYL. seu EXOGENJE. MACARANGA. 
cum costa media et ramulorum extremitatibus albido-villosze. Limbus foliorum 
orbiculari-ovatus, acutus, apicem versus repandus, glaber, subtus granuloso- 
puncticulatus. Racemi masc. glabrescentes. Calyces foem. pedicellati, lucidi. 
31. M. GUMMIFLUA, stipulis anguste lanceolatis, limbo foliorum basi medio- 
criter peltato et demum late retuso, paniculis masc. pyramidatis abbreviatis, 
bracteis masc. inferioribus petiolatis rhombeo-ovatis parvis crassis integris 
superioribus magis membranaceis sessilibus late abbreviato-triangulari-ovatis 
acuminatis feemineis exiguis 3-floris, staminibus 14-9, ovario 2-loculari cera- 
ceo-glanduloso inermi glabro, capsulis parvis inermibus. 4 In India orientali, 
in prov. Sikkim et Khasia, in montosis altitud. 2000-4000 ped. (Hook. et 
Thoms.!), in Tenasserim et Assam (Wall. n. 7810 H! J! Helfer n. 4723! 
Masters!), et in Sumatra occidentali (Diepenhorst, nuperrime a cl. Teysm. 
miss., hb. DC.!). Mappa gummiflua Miq. Flor. Ind. bat. Suppl. Sumatr. p. 458. 
Mappa truncata Müll. Arg. in Linnza, vol. 34. p. 198. Mappa. Wallichii Baill. 
Etud. gén. Euphorb. p. 430. Mappa paniculata Wall. Cat. n. 7810 J. (nomen). 
Petioli limbum zequantes. Limbus evolutus circ. 20 cm. longus, paulo longior 
quam latus, basi latitudine circiter ] 5- centimetrali infra insertionem petioli 
retrorsum peltato-productus, late triangulari-ovatus, acutus, basi primum 
Obtusissime rotundatus, mox autem late repando-truncatus v. etiam brevis- 
sime contracto-acutatus, margine subinteger, subtus glaucescens, glandulis 
primum cerino-lutescentibus dein rufescentibus adsperso-punctatus et in 
parte retrorsum peltato-producta secus lineam arcuatam 4-6-glandulosus. 
Bractee florum masc. anguste lanceolato-stipulatz. Flores masc. aperientes 
1$ mm. lati; lacini: calycis aperti obovata, concave. Filamenta basi breviter 
monadelpha. Capsule 4i mm. late, 3 mm. longe, didymee. (v. s.) 
32. M. PENTICULATA, foliorum limbo basi peltato v. cordato rigide membra- 
naceo, floribus masc. paniculato-spicatis foemineis paniculatis, bracteis late 
triangulari-ovatis brevibus acutis v. hinc inde longe subulato-acuminatis 
integris eglandulosis, calyce foem. 3-fido articulato-deciduo, staminibus 14-6, 
ovario 2-loculari inermi ceraceo-glanduloso glabro, capsula inermi parva, 
seminibus levibus. 
4, genuina, partibus juvenilibus pallidius tomentellis, foliis repando-denti- 
culatis v. integris subtus indumento fulvo-ferrugineo tenuiore expallente 
mox glandulas fuscas detegente demumque evanido tectis, floribus masc. 
glabrescentibus. /j In insula Java (Bl.! in hb. lugd. bat.). Mappa denti- 
culata Bl. Bijdr. p. 625; Miq. Flor. Ind. bat. vol. 1. part. 2. p. 403. Rott- 
lera glauca b. denticulata Hassk. in Flora ratisb. 1842. Beibl. 2. p. 41 et 
in Hort. bogor. p. 238. Foliorum limbus longe petiolatus, late triangulari- 
ovatus, acuminatus, basi rotundato-obtusus. (v. s.) 
&, Zollingeri, partibus juvenilibus ferrugineo-tomentellis, foliis minus rigi- 
dulis obiter repando-denticulatis subtus pilis adpressis subarachnoideis 
tomentellis v. demum glabrescentibus, glandulis pallide cerinis v. aureis. 
2 In insula Java (Zolling. n. 1378!). Mappa denticulata Reichenb. f. et 
Zoling. Over Soort. van Rottlera p. 9, et in Linnea, vol. 28. p. 308. — 
Similis speciei praecedenti vulgariori. (v. s.) 
33. M. MAPPA, foliis late peltatis, stipulis lanceolato-ovatis, inflorescentiis 
foem. breviter pedunculatis pauiculato-ramosis, capsulis haud echinatis gra- 
nuloso-glanduligeris. ; In Amboinz silvis montanis minus densis rara, co- 
piose autem in Ceram et Moluccis uti et in Celebes. (Rumph.). Ricinus Mappa 
L. Spec. plant. edit. 2. p. 1430. Acalypha Mappa "Willd. Spec. pi. vol. 4. 
p. 526. Mappa Moluccana Spreng. Syst veg. vol. 3. p. 878 exclus. syn. Roth. 
Croton grandifolius Blanco Flor. de Filipin. ed. 1. p. 753, ed. 2. p. 918. — 
Folium Mappz Rumph. Herb. amboin. vol. 3. p. 172. t. 108 (icon diminuta). 
Arbor gracilis, tantum apice in ramos paucos breves nodosos abiens. Ramuli 
annulatim cicatricosi, cum petiolis tomentosi. Folia usque ad 21 pedes longa 
et 12 pedes lata, sunt enim omnium maxima, quz cel. Rumphius unquam in 
arbore vidit. Limbus longe petiolatus, orbiculari-ovatus, acutus, basi rotun- 
dato-obtusus, integer, supra glaber, subtus tomentosus. Ovarium 2-v. sipius- 
3-loculare. Àn cicatrices ramulorum completo-annulares, quales in genere 
hucusque nonnisi in sect. Dimorphanthera occurrunt? 
