Plants Collected in the Percy Slaclen Memorial Expeditions. 237 



grey lanceolate, very acute, 015-017 cm. long; glumes subequal, 

 the lower ovate-lanceolate, acute, about •§ of the spikelet, the upper 

 ovate, acute, 1-nerved, a little shorter than the valve ; valve broadly 

 elliptic, subacute, 1-nerved; pale broadly oblong, a little shorter 

 than the valve ; stamens 3, anthers O'l cm. long. 



Allied to S. ioclados, but differs in having the blades narrower, 

 with the midrib less prominent, branches of the panicle solitary or 

 sometimes subgeminate, spikelets narrower and glumes subequal. 



Plate VIII., A, Fig. 1, sketch of portion of plant nat. size; 2, 

 branch of the panicle, x 6 ; 3, spikelet ; 4, floret ; 5, lower glume, 

 side view ; 6, ditto, flattened ; 7, upper glume, side view ; 8, ditto, 

 flattened ; 9, valve, side view ; 10, ditto, flattened ; 11, pale, side 

 view — all x 20. 



21. DIPLACHNE. 



1. D.fusca, Beauv., in Agrost., 163. 



Cape : In dry sand in river-bed of Doom Eiver, 5402. 



2. D. paucinervis, Stapf, ex Eendle, in Cat. Afr. PI. Welw., if, 232. 

 Locality uncertain, 3372. Little Bushmanland : Dry banks of 



water-pit at Dabainoris, 3012. 



22. EEAGEOSTIS. 



1. E. porosa, Nees, I. c. 401. 



Great Namaqualand : Among quartzite blocks in Akam Eiver-bed, 

 4742. Akam Eiver, 4734. On kopje near Grtindoorn, 3138. Sand 

 near base of kopje 15 miles South-east of Grundoorn, 4561, 4558, 

 4557. Sandy stream-bed on stony plains 12 km. West of Sand- 

 verhaar, 4622. 



2. E. bicolor, Nees, I. c, 407. 



Great Namaqualand: In sand near Kuibis Eailway Station, 4761. 



3. E. micraniha, Hack., in Bull. Herb. Boiss., hi., 389. 



Great Namaqualand : Gawachab, near high-water mark on banks 

 of Lowen's Eiver, 4094. 



4. E. spinosa, Trim, in Gram. Gen., 416, and in M6m. Acad. 

 Petersb. Ser. 6, i., 416. 



Karroo: In sand North of Zoutpansdrift, 5002. Upper Eegion : 

 Holle Eivier, 3373. Bushmanland : Common in sand dunes between 



