208 F. P ax - — Euphorbiaceae-Acalypheae-Mercurialinae. 



R. subfalcata Reichb. f. et Zoll, in Verh. natuurk. Ver. Nederl. Ind. I. (1856) 

 \ \ = Macaranga subfalcata (Reichb. f. et Zoll.) Müll. Arg. 



R. suffruticosa Wall. Cat. 7843 = Baliospermum montanum (Willd.) Müll. Arg. 



R. tanarius Hassk. Cat. Hort. Rogor. alt. (1844) 238 = Macaranga tanarius 

 (L.) Müll. Arg. 



R. Thwaitesii Raill. Etud. gen. Euph. (1858) 426 = Podadenia Thwaitesii 

 (Baill.) Müll. Arg. 



R. tokbrai Scheff. in Ann. Mus. Lugd. Bat. IV. (1868/69) 122 = Blumeoden- 

 dron tokbrai (Blume) J. J. Sm. 



R. tomentosa Hassk. Cat. Hort. Rogor. alt. (1844) 238 = Macaranga tanarius 

 (L.) Müll. Arg. 



R. urandra Dalz. in Hook. Journ. Rot. III. (l 851) 229 = Gleidion javanicum 

 Rlume. 



R. Zollingeriana Miq. Fl. Ind. Rat. I. 2. (1859) 394 = Xylosma spec. ? 



Nomina non ad genus pertinentia. 



Boutonia DC. in Bibl. univ. Geneve XVII. (1838) 143 est genus Acanthacearum. 

 Boutonia Steud. Nomencl. ed 2. 1. (1840) 219 = Goodenia [Goodeniaceae). 

 Hancea Hemsl. in Journ. Linn. Soc. XXVI. (1891) 309 est genus Labiatarum. 

 Hancea Pierre, Fl. Forest. Cochinch. (1891) t. 248 = Hopea (Dipterocarpaceae). 

 Roettlera Vahl, Enum. I. (1804) 87 = Didymocaipus (Gesneraceae). 

 Rottlera Roem. et Schult. Syst. I. (1817) 54 = Didymocarpus [Gesneraceae). 



26. Gordemoya Baiu. 



Cordemoya Baill. Adansonia I. (1860 — 61) 255. — Boutonia Bojer, Hort. Maur. 

 (1837) 282. — Mallotus Sect. Gordemoya Müll. Arg. in Linnaea XXXIV. (1865) 186 

 et in DC. Prodr. XV. 2. (1866) 960 ex parte. — Mallotus Sect. Boutonia Benth. in 

 Benth. et Hook. f. Gen. III. (1880) 319; Pax in Engler u. Prantl, Pflzfam. III. 5. 

 (1890) 54. 



Flores dioici (vel monoici?), apetali. Calyx q? in alabastro globosus, clausus, 

 per anthesin valvatim 3 — 5-partitus. Discus nullus. Stamina circ. 300; filamenta 

 libera, receptaculo convexo affixa; antherae cuneato-subglobosae, apice truncatae; loculi 

 longitudinaliter affixi, longitudinaliter dehiscentes. Ovarii rudimentum nullum. Sepala 

 Q 5 — 6, libera, linearia; ovarium 3-loculare, coccis alato-bicornutls ; styli subulati. 

 Ovula in loculis solitaria. Capsula tricocca, 6-alato-cornuta, in coccos 2-valves dehis- 

 cens. — Arbor; indumentum partium juvenilium stellato-lepidotum et simpliciter pilosum. 

 Folia alterna, petiolata, bistipulata, penninervia, subcoriacea, evoluta glabra. Flores r? 

 in spicas simplices vel paniculatas, axillares dispositi, in axillis bractearum solitarii, Q 

 in racemos simplices paucifloros vel unifloros, axillares dispositi. 



Species una, madagassica. 



C. integrifolia (Willd.) Baill. Adansonia I. (1860 — 61) 255. — Ricinus integri- 

 folius Willd. Spec. pl. IV. (1805) 567. — Boutonia mascariensis Bojer, Hort. maur. 

 (1837) 2 82; Bouton in Trav. Soc. hist. nat. St. Maurice (1846) 151 ex Müll. Arg.; 

 Baill. Etud. gen. Euph. (1858) 401. — Ricinus dioicus Chevall. ex Steud. Nomencl. 

 ed. 2. II. (18 41) 459. — Ricinus lanceolatus P. Thouars in Sched. ex Baill. Adan- 

 sonia I. (1860 — 61) 255. — Mallotus integrifolius Müll. Arg. in Linnaea XXXIV. (1865) 

 186; in DC. Prodr. XV. 2. (1866) 960; Baker, Fl. Maur. (1877) 319. — Echinus 

 integrifolius Baill. in Bull. Soc. Linn. Paris II. (1891) 978. — Arbor elegans, 8 m 

 fere alta; truncus brevis; partes juveniles pilis Stella tis minutissimis lepidoto-tomentellae, 

 mox glabratae; ramuli nodulosi, saepe paullo pruinosi. Folia alterna; petiolus Z x j^ — 

 8 cm longus; limbus 10 — 22, rarius ad 35 cm longus," 5 — 11 cm latus, rarius ad 

 20 cm latus, ovatus vel ellipticus, obtuse acuminatus, basi epeltatus, rotundatus vel 

 leviter cordatus, rarius ima basi contracta biauriculato-cordatus, integer, coriaceus, 



