Subgen. III. Pycreus. 359 



aequans obovata apice truncata breviter abrupte apiculata basin versus cuneata castanea 

 minute punctata. — Fig. 42 A — D. 



Feuchte Wiesen und Felsen im afrikanischen Wald- und Steppengebiet: 

 Nordafrikanische Steppenprovinz: Französ. -Sudan (Chevalier n. 2478! 

 24722). Anglo-ägypt. Sudan: Im Lande der Djur (Schweinf urth n. 1948 pro max. 

 parte!). Abessinisches Hochland: Schire, Kuyata (Quartin-Dillon). Westafrika- 

 nische Waldprovinz: Französ. -Guinea (Chevalier n. 20199, 20211). Sierra 

 Leone (Afzelius!). Nord-Nigeria (Miss Macleod n. 38!). Französ. -Kongo: Ober- 

 Ubangui, Plateau des Ungourras (Chevalier n. 6133!); Yalinga (Le Testu n. 2936, 

 3103); Banzanga (Le Testu n. 2792, 2795!). Balimbwa (T isserant n. 2390). Angola: 

 PungoAndongo (Welwitsch n. 6919!, 6907 p.p.!). — Uganda: Madi Rocks (Speke 

 und Grant!). — Zen tral-Madagaskar : Analabe, an feuchten Felsen, 1500 m 

 (Perrier de la Bäthie n. 18438!); Massiv des Andringitra, 1200 m (Perrier 

 de la Bäthie n. 13 737 p. p.!). — Brasilien : Serra da Lapa (Riedel n. 1405!). 



var. ß. major Chermezon in Arch. Bot. IV. Mem. 7. (1931) 12 (sub Pycreus). — 

 Spiculae 2 mm latae. Squamae longiores 1 1/2 — 1% rnm longae. 



Französ.- Kongo : Ober-Ubangui, Yanguya (T isserant n. 2359!). 



Sect. 37. Albomarginati Kükenth. 



Albomarginati Kükenth. sect. nova. — Chrysanthae C. B. Clarke in Kew Bull. Add. 

 Ser. VIII. (1908) 95 p. p. 



Annui. Culmi caespitosi inferne foliati. Anthela composita multispiculosa. Spiculae 

 lineari-oblongae compressae remotiusculae divaricatae. Squamae laxe imbricatae ful- 

 vae vel rufae vel stramineo-purpureae marginibus imprimis apicem versus albo-hyalinae 

 undulatae. Stamina 2 raro 3. Nux obovata. 



Conspectus specierum. 



A. Squamae rufae. 



I. Spiculae 2 — 3 mm latae.' Stamina 2 vel 3. Nux vere obovata 320. C. albomarginatus 

 II. Spiculae 1 — 1 '^ 'i^"^ l^tae. Stamina 2. Nux obovato-oblonga . 321. C. tremulus 



B. Squamae stramineo-purpureae 322. C. puncticulatus 



320. C. albomarginatus Mart. et Schrad. ex Nees in Mart. Fl. brasil. IL 1. (1842) 9 

 Steud. 1. c. 10. — C. elegans Walt. Fl. Carol. (1778) 70; non L. — C. ßavicomus Vahl, Enurn 

 pl. IL (1806) 360 (excl. synon. Michx.) ; Torr, in Ann. Lyc. N. York III. (1836) 253; Kunth 



1. c. 15; Steud. 1. c. 9; Torr, in Bot. Mexic. Bound. (1859) 226; Boeck. I. c. 470; Benth 

 Fl. austral. VII. (1878) 261; Britton in Bull. Torr. bot. Club XIII. (1886) 206; A. Gray 

 Man. Bot. North. Unit. St. ed. 6. (1890) 569; Chapm. FI. South. Unit. St. ed. 3. (1897) 533 

 non Michx. — C. expansus Bojer, Hort. Maurit. (1837) 380 (teste Baker); non Poir. — 



C. retusus Steud. in Flora XXV. (1842) 582; A. Rieh. Tent. Fl. abyssin. IL (1851) 485 

 non Nees. — C. Hochstetteri Krauss in Flora XXIX. (1845) 755 in nota; Steud. 1. c. 11 

 Boeck. 1. c. 471 (incl. ß. mhior) et in Flora LXII. (1879) 546; C. B. Clarke in Journ. Linn 

 Soc. XX. (1883) 282 et XXI. (1884) 69 (incl. var. ß. et y.)\ Ridley in Trans. Linn. Soc 



2. ser. Bot. IL (1884) 126. — C. patuliflorus Boeck. in Linnaea XXXV. (1868) 473 et in 

 Flora LXII. (1879) 546. — C. ornatissimus F. Muell. Fragm. VIII. (1874) 265. — C. tre- 

 mulus Baker, Fl. Maurit. (1877) 409 partim. — C. esculentus Ridley in Trans. Linn. Soc. 



2. ser. Bot. IL (1884) 138 partim. — C. sahulosus Britton et Brown, 111. Fl. North. Unit. 

 Stat. ed. 2. I. (1913) 300, fig. 727; non Mart. et Schrad. — Pycreus albomarginatus Nees 

 in Mart. Fl. brasil. IL 1. (1842) 9; C. B. Clarke in Hook. fil. Fl. Brit. India VI. (1893) 594, 

 in Durand et Schinz, 1. c. 534 et in Thiselt.-Dyer, Fl. trop. Afr. VIII. (1902) 305; Durand 

 et Schinz, :fitud. Fl. Congo I. (1896) 280; Rendle, Catal. Afr. pl. Welw. IL (1899) 107; 

 Domin in Bibl. Bot. Heft 85. (1915) 418; H. Chermezon in Annal. Mus. colon. Mars. XXVII. 



3. ser. VII. (1919) 66, in Arch. Bot. IV. Mem. 7. (1931) 10 et Catal. pl. Madag. (1931) 12; 



