54 F- Pax. — Euphorbiaceae-Jatropheae. 



percursa, penninervia, 9 — 13 cm longa, 3 — 4 cm lata; stipulae minutae. Cymae 

 pedunculatae, glaberrimae, corymbiformes, grandiflorae; bracteae lanceolato- lineares, 

 margine undulatae, superiores minores. Sepala qj 1 elliptica, acuminata, glabra, 6 mm 

 longa; petala dilute lutescentia, 12 mm longa, spathulata, obtusa, basi villosa; stamina 8, 

 longe monadelpha, 3 interiora altius monadelpha; disci glandulae liberae, crassae. Capsula 

 glabra, 16 mm longa, 12 — 13 mm lata. Semen brunneum, 7 mm longum; caruncula 

 palmato-lobata. 



Nordafrikanische Steppenprovinz: Sokotra, häufig (Balfour n. 13, 89, 

 137!, Schweinfurth n. 2o6!, 378!, 816!). 



Einheimischer Name: Sibrha. 



Nota. Folia in speciminibus spontaneis sessilia vel subsessilia, in speciminibus in urbo Cairo 

 cultis manifeste petiolata sunt. 



53. J. variegata (Forsk.) Vahl, Symb. I. (1790) 79 t. 21; Müll. Arg. in DC. 

 Prodr. XV. 2. (1866) 1084. — Croton variegatus Forsk. Fl. aegypt. arab. (1775) 163. — 

 Adenoropium variegatum Pohl, PI. Brasil, icon. et descr. I. (1827) 14. — Frutex; 

 rami ramosi, inferne fusci, superne glauci. Folia sessilia vel petiolo I — 2 mm longo, 

 a lamina vix discreto suffulta, 4 — 6 cm longa, 12 — 15 mm lata, supra inlerdum picta, 

 lanceolata, obtusa, mucronata, basi cuneato-angustata, integerrima; stipulae persistentes, 

 subulatae , demum subaculeiformes , 1 4 mm longae. Cymae breviter pedunculatae, folia 

 haud superantes, parviflorae ; bracteae lanceolato-ovatae. Sepala utriusque sexus integra, 

 (J 1 elliptica, 3 mm longa, Q lanceolato-ovata, acuta, 4 mm longa; petala q 1 obovato- 

 lanceolata, basi mifo-villosa; stamina 8 — 6; filamenta glabra; ovarium glabrum. Capsula 

 1 1 mm longa, basi et apice subtruncata. 



Arabien (Forskai). 



Einheimischer Name: Dundul. 



Nota. Species rara, vix rite nota, sed J. unicostatae affinis videtur. 



54. J. capensis (L. f.) Sond. in Linnaea XXIII. (1850) 118; Müll. Arg. in DG 

 Prodr. XV. 2. (1866) 1084. — Croton capensis L. f. Supplem. (1781) 422; Thunb. 

 Prodr. pl. cap. I. (1794) 117. — Suffrutex ad y 2 m altus vel altior, glaberrimus. 

 Petiolus 1 — 2 cm longus, gracilis; limbus subcoriaceus, lanceolatus, acutus, vel basi 

 hastato- 3-lobulatus, subcordatus vel rotundatus, 3 — 5 cm longus, 1 — 1 i / 2 cm latus, 

 integerrimus ; stipulae minimae, glanduliformes. Cymae breviter pedunculatae, folia vix 

 superantes, pauciflorae, congestae; bracteae lanceolatae, integrae. Sepala utriusque sexus 

 integra, 2 — 3 mm longa, (J 1 oblongo-ovata, Q lanceolata, subobtusa; petala spathulato- 

 lanceolata, 6 — 7 mm longa; disci (j* glandulae liberae; filamenta monadelpha, glabra; 

 antherae fere sessiles; ovarium glabrum; Stigmata bifida. Capsula 14 mm longa, tuber- 

 culato-aspera; semen 9 mm longum. 



Kapland (Drege n. 8219!, Eckion u. Zeyher n. 27!, Krauss n. 1722, 

 Thunberg!, Schlechter n. 6098!). 



55. J. variifolia Pax. — J. heterophylla Pax in Engler's Bot. Jahrb. XX VIII. 

 (1899) 25. — Frutex parvus, glaberrimus. Petiolus 3 — 4 cm longus; limbus subcoria- 

 ceus, acutus, lanceolatus, basi obtusiusculus, apicem versus paulo dilalatus, penninervius, 

 simulque profunde trilobus, basi trinervius, integerrimus; stipulae setaceo-dissectae, mox 

 caducae. Cymae pedunculatae, corymbiformes, multiflorae, laxae. Sepala q? (juvenilia) 

 triangularia, subacuta, glabra, integra; petala spathulata, libera; disci glandulae liberae; 

 filamenta monadelpha, glabra; sepala Q 6 — 7 mm longa, lanceolata, acuta; petala 

 lineari-spathulata, paulo longiora; ovarium glabrum. 



Südafrikanische Steppenprovinz: Transvaal, Komati Poort, auf Hügeln, 

 1000 m (Schlechter n. 11798!). 



Nota. Nomen specificum antea propositum rnutandum erat; J. heterophylla Heyne priori- 

 tate gaudet. — Affinis J. caprnsi. 



56. J. prunifolia Pax in Engler, Pflanzenwelt Ostafr. C. (1895) 240; in Engler'i 

 Bot. Jahrb. XXIII. (1897) 530. — Suffrutex 30 cm altus, glaberrimus; rami carnosuli. 



