Scleria.] clvi. cyperace^ (clarke). 501) 



41. S. verrucosa, Willd. Sp. PL iv. iU:5. Nut large, ovoid, verru- 

 cose, longitudinally plicate-rugose, sometimes tubercled, more often the 

 roughness only indicated by a horizontal median row of obscure depres- 

 sions ; otherwise as iS. racemosa. — Schumach. Beskr. Guin. PI. 403 • 

 Kunth, Enum. ii. 344 ; Boeck. in Linnaea, xxxviii. 523 ; C. B. Clarke 

 in Durand k Schinz, Conspect. Fl, Afr. v. 675 ; K. Schum. inEn^l. Pfl. 

 Ost-Afr. C. 129; Durand & Schinz, Etudes Fl. Congo, i. 3n. S. 

 spinulosa, Boeck. Cyp, Novse, ii. 30. 



Upper Guinea. Sierra Leone: Sarnu Country, near the sea, Scott-Elliot, 

 4218 ! Gold Coast : Aburi, Johnson^ 232 ! 474 ! Lagos, Millen, 94 ! Cameroons • 

 Abo, Buchholz ! Yaunde, Zenker S^ Staudt^ 535 ! 



Iiower Guinea. Lower Congo : above Stanley Pool, Johnston .' and without 



precise locality. Smith ! 



nXozamb' Slst. Zanzibar, Hildebrandt, 1350 ! 



Tlie examples of this species with spiiiulose nuts are easily distinc^uislied from 

 S. racemosa ; but some of the material is scarcely separable. 



42. S. griegifolia, C ^. CT«r^e. Glabrous or nearly so. Stolons 

 slender. Stem 12-16 in. long, with only 1 leaf -bearing node in the 

 middle. Leaves (close to the base) several, 8-12 by J-J in., flat, 3- 

 nerved (prominently on the upper surface), bristle-scabrous on the 

 edges and on the keel beneath ; stem-leaf only 3 in. long. Panicle 

 9 in. long, cf numerous partial peduncles and slender branches; bracts 

 remarkably few. Spikelets all 1-sexual, J in. long, ellipsoid. Stamens 

 3; anthers linear-cristate as usual in Scleria. Female spikelet of 3 

 glumes, uppermost ovate-lanceolate containing the pistil. Style very 

 short; branches 3, long. Nut y\ in. long, ovoid, round-trigonous, 

 smooth. — Acriulus griegifolius, Ridley in Journ. Linn. See. xx. 336 

 and in Trans. Linn. Soc. ser. 2, Bot. ii. 166, t. 22^ fig. 1-5 ; C. B. Clarke 

 in Durand & Schinz, Conspect. Fl. Afr. v. 675 ; Rendle in Cat Afr 

 PI. Welw. ii. 132. 



IiOwer Guinea. Angola: Huillaj marshes on the River Cacolobar, near Lake 

 Ivantala, rather rare, Welwitsch, 6959 ! 



43. S. Acriulus, C. B. Clarke. Stems up to 3 ft. long, often with 

 several nodes and leaves. Leaves 1-2 ft. long, scarcely J in. broad 

 keeled, in the dry state folded ; otherwise as S. griegifolia. — Acriulus 

 madagascariensis, E-idley in Journ. Linn. Soc.xx. 336, and in Trans. Linn 

 Soc. ser. 2, Bot. ii. 166, t. 22, fig. 6-7 ; C. B. Clarke in Durand k Schinz^ 

 Conspect. Fl. Afr. v. 676 ; K. Schum. in Engl. Pfl. Ost-Afr. C. 128. 



M'tle Iiancl. Britisli East Africa : Uganda, Stuhlmann (ex K. Schumann). 

 Also in Madagascar. 



In this species, as in the preceding, the 2 forming the genus Acriuhis of Ridley, 

 the style is rather short, the 3 branches long. 



Imperfectly hnown species. 



44. S. Buettneri, Boeck. Cyp. Novce, i. 36. Stem 1 ft. long, 

 slender, compressed, with acute angles, smooth, glabrous, with several 

 leaves in the middle. Leaves a fine green, stifi-herbaceous, slightly 



