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



cum pedicellis adpresso-pubescens, robusta; pedicelli apice incrassati, 5 — 4 4 mm longi, 

 secus rachin in axillis bractearum fasciculati vel in racemulum brevem dispositi. Ra- 

 cemi Q quam tf breviores, simplices, tomentosi; flores Q in axillis bractearum solitarii. 

 Calyx q? in alabastro globosus, apiculatus, demum 3-partitus; lobi 4 mm longi, late 

 ovati, acuti, extus dense tomentosi, crassi, intus minute papillosi; stamina circ. 4 30; 

 disci glandulae juxtastaminales clavatae, glabrae. Sepala Q 3, ovata, acuta, extus dense 

 tomentosa; disci glandulae liguliformes, sepala aequantes; ovarium tricoccum, pubescens ; 

 styli liberi, papillosi. 



Sandwichinseln: Kauai, Kaholuamanoa oberhalb Waimea (Heller n. 2878!), 

 Halemanu am Waimea River (Knudsen u. Wawra!). 



Nota. A C. sandwicensi valde diversa est. 



Sect. 3. Nervosa Pax et K. Hoffm. 



Flores monoici. Rracteae q? ± 30-florae. Stamina ± 4 00; glandulae juxta- 

 staminales apice papillosae. Indumentum simplex. 

 Species unica: 



3. C. nervosum Pax et K. Hoffm. n. spec. — Arbuscula; ramuli juveniles hispido- 

 pilosi, mox glabrati, satis tenues, brunneo-corticati. Petiolus 4 J /2 — 4 V2 cm longus, 

 parce pilosus, apice biglandulosus; limbus 4 2 — 25 cm longus, ö 1 /^ — 7 cm latus, spathu- 

 lato-lanceolatus vel obovato-oblongus, cuspidato-acuminatus, basi cuneatus, acutus, dis- 

 tanter argute serrulatus, coriaceus, glaber vel secus costam mediam parcissime pilosus, 

 vix scaberulus; costae secundariae pro genere cum nervis satis prominentes. Flores 

 monoici, sed flores utriusque sexus in inflorescentias proprias dispositi. Racemi q^ 

 6 — 8 cm longi, basi longiuscule nudi, deinde interrupte fasciculiflori ; fasciculi pulvini- 

 formes, multiflori, ad 30-flori; rhachis adpresse pilosa; pedicelli 4 1 /2 — ? mm longi J 

 racemi Q 4 — 8 cm attingentes; rhachis pilosa; flores in inflorescentia 2 — 3, in axillis 

 bractearum solitarii; pedicelli 3 mm longi. Sepala tf 4 — 5, ovata, acuminata, inaequalia, 

 glabra; stamina minuta, ± 4 00; disci glandulae juxtastaminales clavatae, apice papil- 

 losae. Sepala Q 3, triangularia, ciliata, ceterum glabra; disci hypogyni glandulae 

 glabrae, sepalis aequales, basi subcordatae, abrupte acuminatae; ovarium glabrum, tri- 

 loculare; styli breves, crassiusculi, papillosi. Capsula 8^2 mm ^ & i extus et intus 

 glabra. Semina globosa, 3Y2 mm diametientia, minute foveolata. 



Papuasische Provinz: Neuguinea, Kaiser Wilhelmsland, Rismarckgebirge 

 (Schlechter n. 4 8 624!), Ibo-Gebirge (Schlechter n. 4 7 804!), Galeriewald am Keneyia 

 (Schlechter n. 48 423!). 



Nota. Species nulli affinis, facile recognoscenda. 



Sect. 4. Borneensia Pax et K. Hoffm. 



Flores dioici. Bracteae q? 4 — 3-florae. Stamina ± 4 00; glandulae juxtastami- 

 nales apice longe pilosae. Indumentum simplex. 



Clavis specierum. 



A. Racemi tf 4 — 4 4 cm, Q 4 — 3 cm longi 4. G. Winkleri. 



B. Racemi tf 4 2 — 20 mm, Q 4 mm longi 5. C. pauciflorum. 



4. C. Winkleri Pax et K. Hoffm. n. spec. — Frutex; ramuli novelli fulvo-pubes- 

 centes, deinde glabrescentes. Petiolus 3 — 7 cm longus, adpresse puberulus, apice 

 eglandulosus; limbus 4 6 — 24 cm longus, 5 — 8 cm latus, oblongus vel ellipticus, acute 

 cuspidato-acuminatus, basi acutus, primo intuitu integer, sed minutissime calloso-denti- 

 culatus, scaber, membranaceus, adultus supra glaber, subtus secus nervös adpresse 

 pubescens; venae transversae subtus prominentes. Flores dioici. Racemi tf 4 — 4 4 cm 

 longi, multiflori et laxiflori, basi longe nudi; rachis gracilis, adpresse pubescens; bracteae 

 < — 3-florae; pedicelli pubescentes, ad 5 mm attingentes; racemi Q 4 — 3 cm longi, 



