28 F- P'ix- — Euphorbiaceae-Gelonieae. 



Centralasiatisches Gebiet, Provinz Yünnan: Szemao, in Wäldern, 1600 m 

 (Henry n. I2 053B!, I:>200B!). 



Nota. Ab aLÜinihus B. micrantho et corymbifero differt panicula Q effusa, ab illo ceterum 

 ovario glabro, a B. corymbifero, cujus flores Q ignoti sunt, foliis basi acutis. 



5. B. sinuatum Müll. Arg. in Flora XLVII. (1864) 470; in DC. Prodr. XV. 2. 

 (1866) H25; Hook. f. Fl, ßrit. Ind. V. (1887) 462. — Frutex 2 m altus; ramuli sub- 

 glabri. Peliolus 2 — 4 cm longus; limbus 12 — 18 cm longus, supra medium praeter 

 lobos 3 — 5Y2 cm latus, lanceolalus vel lanceolato-spathulatus, nunc simpliciter acumi- 

 natus, nunc superne obconico-dilalatus et late sinuato-lobatus, patenter cuspidato 3 — 

 5-lobus, Paniculae (^ racemiformes, longissimae, folia demum superantes, angustae; 

 ramuli circiter 4—8 mm longi, distantes, horizontaliter patuli. Flores dioici. Sepala 

 (^ orbiculari-ovata; stamina ±20; disci (^ glandulae liberae. Sepala Q, ovato-lanceo- 

 lata, inaequalia, glabra, post anthesin accrescentia ; ovarium glabrum. 



Nordwestmalayische Provinz: Ober-Assam, Mishmi und Patkoye hills, 1300 m 

 (Griffith n. 4740). 



6. B. calycinum Müll. Arg. in Flora XLVII. (1864) 470; in DC. Prodr. XV. 2. 

 (1866) 1126; Hook. f. Fl. Brit. Ind. III. (1817) 462. —Ramuli tereti-angulosi, ferru- 

 gineo-tomentelli, deinde subpulveracei. Petiolus 5 — 8 cm longus; limbus 15 — 24 cm 

 longus, 6 — 9 cm latus, lanceolatus, ovatus vel obovalus, acuminatus, basi subacutus et 

 biglandulosus vel herbaceo-bistipellatus, repando-serratus, membranaceus, secus nervös 

 subtus adpresse pubescens, ceterum glaber. Inflorescentiae longissimae, (J' myriantbae, 

 demum folia superantes; rami adscendentes, ramuli subdivaricati; Q in ramis superiores, 

 contractae quidem, sed non densiflorae, pedunculo iis 2 — 3-plo longiore praeditae, ambilu 

 obovoideae. Flores dioici, (j^ 1 1/2 n"^ diametientes ; stamina ±20; disci glandulae 

 liberae, carnosae; sepala Q accrescentia, demum 8 rtim longa, anguste lanceolata, cap- 

 sulam aequantia vel superantia; ovarium pilosum; discus hypogynus urceolaris. Capsula 

 globosa, profunde tridyma, 8 mm lata et longa, glabrata. Semen laeve, marmoratum. 



Nordwestmalayische Provinz: Ober-Assam, Mishmi hills (Griffith n. 4744!). 



Species quoad affinitatem dubia. 



7. B. pendnlinam Pax n. spec. — Frutex vel suffrutex (?) ; ramuli arcuato-pen- 

 duli, angulosi, adpresse hirti, demum glabrescentes. Petiolus 1 — 2 cm longus, gracilis, 

 sparse pilosus; limbus 5 — 7 cm longus, 15 — 18 mm latus, membranaceus, lanceolatus, 

 acuminatus, basi obtusus, grosse sinuato-dentatus, basi trinervius, secus nervös subtus 

 parce pilosus, basi biglandulosus; dentes apice calloso-incrassati; stipulae glanduliformes. 

 Flores dioici. Inflorescentia (j^ et flores (^ ignoti. Flores Q in axillis foliorum 1 — 2, 

 breviter pedicellati; pedicelli 1 Yj ^^^ longi, pilosi. Sepala Q 5, parce pilosa vel glab- 

 rescentia, ovata, acuta, 1 Y2 i^"i longa. Discus annularis; ovarium sericeo-pilosum ; styli 

 basi brevissime connati, tantum apice breviter bifidi. Fructus ignotus. 



Gebiet der Sandwich-Inseln: Honolulu, in Gärten (Wawra n. 2495!). 



Nota. Species patria ab area geograpbica generis valde remota insignis est, sed floribus 

 (5 adhuc ignotis quoad affinitatem dubia remanet. Habitu et foliis magis accedit ad B. montanuvi 

 quam ad alias species generis, sed flores sunt dioici et inflorescentia Q valde depauperata. Styli 

 tantum apice breviter bifidi sunt. 



Species verisimiliter e genere removendae. 



8. B. malayanum Hook. f. Fl. Brit. Ind. III. (1888) 463; Boerlage, Fl. Nederl. 

 Ind. in. 1. (1900) 294. — Rami lignosi, nigricantes. Petiolus >1 — 1^2 inches« longus; 

 limbus »3-5 inches« longus, »2 — 2^2 inches«. latus, elliptico-oblongus, basi et apice 

 rotundatus, integer vel sinuato-dentatus, penninervius; stipulae glanduliformes. Flores 

 dioici. Inflorescentiae (^ terminales et axillares, pubescentes, foliis multo breviores, 

 contractae; bracteae minutae, subulatae; flores (^ brevissime pedicellati, »Vi 6 inches« 

 diametientes. Sepala 5, rotundata, dentata; stamina 10, receptaculo convexo, villoso 



