30 F. Pax. — Euphorbiaceae-Phyllanthoideae-Phyllantheae-Antidesminae. 



VII. (1841) 202, in Hook. Lond". Journ. Bot. II. (1843) 52. — Arbor 3 — 8 m alta 

 vel frutex; ramuli leviter angulosi, juveniles breviter fulvo-pubescentes, mox glabrati. 

 Petiolus 1 — 2 cm longus, glaber; limbus 10 — 17 cm longus, 4 — 7 cm latus, oblongus 

 vel oblongo-ovatus, brevius vel longius acute acuminatus, basi acutus vel obtusus et 

 ima basi acute contractus, coriaceus, integer, glaber, supra nitidulus; costae secundariae 

 utrinque 7 — 10, subtus prominentes; venae vix prominulae. Inflorescentiae q? 9 — 25 cm 

 longae, rufo-pubescentes, spiciformes; glomeruli multiflori, densi, sessiles; bracteae 

 ovatae, acutae; pedicelli capillacei, ± 2 mm longi. Calyx vix 1 mm longus, hyalinus, 

 pubescens; sepala 4, ad medium connata, acuta; stamina 3 — 4, exserta, calycem supe- 

 rantia; disci glandulae nullae; ovarii rudimentum 3 : — 4-angulare, glabrum. Inflorescentiae 

 Q densiflorae, petiolos vix aequantes, pubescentes, fructigerae elongatae, folium dimidium 

 subaequantes ; pedicelli sub fructu 2 — 3*^ cm attingentes. Ovarium pubescens; discus 

 hypogynus pubescens. Capsula minute pilosa, fere 1 cm longa. Semina 7 — 8 mm 

 longa, nitida, fusco-violacea. 



Provinz des Amazonenstroms und Nachbargebiete der cisäquatorialen 

 Savannenprovinz: Am Casiquiari, Vasiva und Pacimoni (Spruce n. 3348!), bei San 

 Gabriel de Cachoeira (Spruce n. 2143!), am Rio Branco im Uferwald bei Boa Vista 

 (Ule n. 76901). — Britisch-Guyana (Schomburgk n. 975, 978!). 



7. Richeriella*) Pax et K. Hoffm. n. gen. 



Flores dioici, apetali. Sepala q? 5, aestivatione quincuncialia, libera. Disci glan- 

 dulae 5, alternisepalae, parvae. Stamina 5, episepala; filamenta libera, demum longe 

 exserta; antherae longitudinaliter extrorsum dehiscentes, dorsifixae. Ovarii rudimentum 

 satis conspicuum, 2-3-fidum. Sepala Q 5, imbricata. Discus hypogynus annularis. 

 Ovarium 3-loculare; styli 3, ovario adpressi, liberi, apice breviter bifidi. Ovula in 

 loculis gemina. Capsula in coccos bivalves dissiliens, 3-loba; endocarpium corneo- 

 crustaceum, ab epicarpio solubile. Semen ecarunculatum, dorso convexum; testa 

 pergamacea, latere ventrali introrsum excavata et rhaphe incrassata expletum; albumen 

 tenue; cotyledones latae, latere hilari verisimiliter concavae, tenues. — Arbor omnino 

 glabra. Folia alterna, breviter petiolata, penninervia, integra, subcoriacea ; stipulae 

 caducae. Flores q^ dissite glomerato-spicati, spicis axillaribus, simplicibus vel panicu- 

 lato-pauciramosis ; bracteae parvae. Racemi Q axillares, abbreviati, simplices; pedi- 

 celli Q breves, fructigeri valde elongati, graciles. 



Species unica philippinensis. 



R. gracilis (Merrill) Pax et K. Hoffm. — Baccaurea graeilis Merrill in Philipp. 

 Journ. sc. I. Suppl. (1906) 203. — Arbor 6— 10 m alta; ramuli graciles, lenticellati. 

 Petiolus 4 — 6 mm longus; limbus 9 — 16 cm longus, 2*/2 — 6 cm latus, oblongus vel 

 lanceolatus, acuminatus, basi acutus; costae secundariae utrinque 10 — 12, parum pro- 

 minentes. Inflorescentiae r? 2 — 9 cm longae, simplices vel basi vel prope basin 

 pauciramosae, glabrae ; rhachis angulosa ; bracteae minutae, trianguläres, acutae, multi- 

 florae. Flores q? sessiles vel subsessiles. Sepala 1 mm longa, orbicularia, obtusa, 

 glabra, exteriora crassiora; filamenta calycem duplo superantia. Racemi g abbreviati, 

 fructigeri 5 mm fere longi; bracteae uniflorae. Flores subsessiles. Pedicelli fructigeri 

 1 — 2 cm attingentes. Capsula 4 — 5 mm longa, 6 — 8 mm lata, depressa, triloba, glabra, 

 reticulata. 



Philippinen: Palawan, in Strandwäldern (Curran n. 4123!, 4137!), Puerto 

 Princesa (Bermejos n. 218!, 258!), Panacan Point (Curran n. 3828). 



Nota. Genus novum nulli propius affine, habitu speciebus Maesobotryae nonnihil simile. 

 Flores <5 et semina fere ut in Seeurinega et Gleistantho. 



*) Genus prope Richeriam inserendum est. 





