X Diplachne. 257 



^. Concinna, racerao breviori ei densiori, rarais aliernis, 

 superioribus magis confertis et saepe subverticillatis, spiculis paulo 

 raaioribus, valvula inferiori marginem versus pallescenle et ad ncr- 

 vos inferius concinne sericea apice minus producto, culmo erecto. 



y. Prolifera, racenio denso subsecundo, rarais verticilla- 

 tis, spiculis viridibus paulo minoribns minus dislincte sericeo-stria- 

 tis, culmo basi procumbente radicante et ex geniculis fasciculalim 

 prolifero, foliis intense glaucis. 



y* Minor, racemo minore ramis alternis, spiculis purpu- 

 rascentibus, culrao repente ut in y. 



d. Pauciflora, racemi ramis paucis, spiculis distantibns 

 bi-trifloris, culrao gracili, foliis complicato-filiformibus. 



Var. a. ad fossas exsiccatas prope Dornhoogde in planitie 

 Capensi, circa Graaf Reynet solo Karro (Ecklon); ad sinum Plet- 

 tenbergbai (George), Mundt in Herb. Reg. Berol. 



Var, ^. in bumidis ad ripas Zwartkopsrivier fluminis all. I. 

 (Uilenhage), Ecklon ; ad Wellevrede in ripa Gamka fluvii alt. 

 2S00— 3000' (Graaf Reynet), Drege ; ad Gamkasport, (Mundt in 

 Herb. Reg. Berol.) 



Var. y. ad flumen Gaurilzrivier solo Karro (George), Ecklon. 

 Var. y^ inler Los-Tafelberg et Zwartkey alt. 4000 — 

 41>00', (BuschmannLand), Drege. 



Var. d. in districtus Caledon montibus, a turre babylonico 

 cognominatis, alt. U\. et IV. circa Zwart et Marais iuga. 



Floret ab Augusto in Decembrem, etiam Martio. J. 



Similis Diplachnae (Tridenti ) virenti Fl. Br. ( H. p. 476.), 

 a qua differt foliis convolutis culmoque stricto elongatis, spicae ra- 

 mis brevioribus, spiculis compressis omnique habitu. 



Radix fibrosa, crassa, laevis, flexuosa, Culmi dense caespi- 

 tosi, tri-quadripedales, crassitie pennae gallinaceae, erccti, slricli, 

 simplices, glabri et laeves, trinodes, inferne teretes angulisque 

 duobus oppositis obsoletis subancipiles, apicem versus compresso- 

 angulati. Vaginae articulis longiores, apice dehiscentes et angu- 



17 



