52 F. Pax. — Euphorbiaceae-Jatropheae. 



latus, lanceolatus vel subpanduriformis, acuminatus, basi obtusus, elobatus, integer vel 

 siibdenticulatus, membranaceus, in petiolo saepe deflexus vel patulus. Cymae breviter 

 pedunculatae, 1-vel pauciflorae; pedunculus 1 — 5 cm longus; bracleae exiguae, trian- 

 gulari-ovatae, glanduloso-denticulatae. Calyx r? L 2l /2 — 3 mm longus, brevissime lobatus, 

 lobi rotundato-oblusi, obiter glanduloso-denticulati; petala 12 — 14 mm longa, obovata, 

 rubra, basi villosa; stamina 10; columna staminalis gracilis; filamenta exteriora breviora; 

 disci glandulae liberae, basi tantum leviter connatae; ovarium glabrum. Capsula i i / 2 cm 

 longa; semen pallide multicolore variegatum. 



Westindische Provinz: Östliches Cuba (Wright n. 1954!). 



Nota. An re vera a J. pandurifolia specifice diversa? Fortasse melius pro hujus varie- 

 tate gracili, depauperata laudanda est. 



49. J. angustifolia Griseb. in Nachr. Gesellsch. Wiss. Göttingen (1865) 171; Müll. 

 Arg. in DG. Prodr. XV. 2. (1866) 1093. — Glabra, frutescens. Folia fere sessilia, 

 glauca, elobata, spathulato-lanceolata vel linearia, acuminata vel obtusiuscula, integra vel 

 vix denticulata, olivaceo-glauca; stipulae minimae. Cymae longe pedunculatae, graciles; 

 bracteae oblongo-triangulares, acuminatae, obsolete glanduloso-denticulatae. Sepala q 1 

 2'/2 mm longa, obtusa, integra, ad medium connata, Q paulo longiora, lanceolata, integra, 

 fere libera; petala 12 mm longa, oblongo-obovata, basi villosa; disci glandulae in 

 urceolum crenatum connatae; stamina 10 — 8; filamenta subaequilonga; ovarium glabrum; 

 stigmata bicruria, crura linearia, simplicia vel bifida. Capsula 1 2 mm longa. 



Var. a. genuina Müll. Arg. in DC. Prodr. XV. 2. (1 866) 1093. — Folia 6 — 1 1 cm 

 longa, l 1 ^ — 3*/ 2 mm kit a ) linearia, fere tota longitudine subaequilata. 



Westindische Provinz: West-Cuba (Van Hermann n. 934!, 4865!, Wright 

 n. 1956!). 



Var. glauca (Griseb.) Pax. — J. glauca Griseb. in Nachr. Gesellsch. Wiss. Göttingen 

 (1865) 170. — /. angustifolia var. spathulata Müll. Arg. in DC. Prodr. XV. 2. (1866) 

 1093. — Folia saepius 4 — 5 cm longa, 9 — 11 mm lata, spathulato-lanceolata, acuta, 

 basi longe angustata. 



Westindische Provinz: West-Cuba (Baker n. 2106!, 4869!, Van Hermann 

 n. 948!, Wright n. 1955!). 



50. J. tupifolia Griseb. in Nachr. Gesellsch. Wiss. Göttingen (1865) 170; Müll. 

 Arg. in DC. Prodr. XV. 2. (186G) 1094. — Ramuli juveniles cum petiolis junioribus 

 parce pubescentes. Petiolus 1 J / 2 — 3 cm longus, limbo pluries brevior; limbus 12 — 15 cm 

 longus, indivisus et tum lineari-lanceolatus, acuminatus, 1 y 2 — 2 cm latus, fere horizon- 

 taliter multicostatus, argute repando-denticulatus, denticulis breviter et horizontaliter 

 spinuloso-terminatis, vel usque ad medium et ultra patule trifidus, basi cuneato-angustatus, 

 lobi limbo indiviso similes ; stipulae exiguae glandulosae. Cymae pedunculo ad 1 7 cm 

 longo suffultae, corymbiformes, multiflorae, glabrae; bracteae triangulari-ovatae, breves, 

 glanduloso-denticulatae. Sepala q 1 3 — 3V 2 mm longa, ad medium connata, ovata, 

 rotundato-obtusa, integra, Q triangulari-ovata, grosse glanduloso-dentata; petala 6 — 7 mm 

 longa, purpurea, basi barbata; disci glandulae q? liberae, subpeltiformes ; stamina 10; 

 columna staminalis brevis, glabra; ovarium glabrum; discus hypogynus annularis. Capsula 

 1 mm longa, globosa, trisulca. 



Westindische Provinz: Ost-Cuba (Wright n. 1953!). 



51. J. flabellifolia Pax et K. Hoffm. nov. spec. — Frutex; ramuli parce pilosi. — 

 Petiolus 3 — 4 cm longus, glaber, apice pilosus; limbus fere usque ad basin in lacinias 

 7 — 9 flabellato-partitus, subcoriaceus, parte integra utraque pagina pilosus, ceterum 

 glabrescens; lobi lineares, acuti, ad 1 cm longi, 2 — | J /2 mm lati, subundulati, margine 

 revoluti, basales multo minores, intermediae basin folii versus decrescentes ; rarius lobi 

 paulo latiores et tum remote glanduloso-denticulati; rarius limbus indivisus, spathulatus, 

 fere sessilis, basin versus longe attenuatus, acutus, glanduloso-denticulatus, 5 cm longus, 

 15 mm latus; stipulae setaceae, minutissimae. Cymae longe pedunculatae, folia rope- 

 rantes, subpauciflorae, congestae, glabrae ; bracteae lanceolatae, glanduloso denticulatae. 



