294 Beitrage zur Flora von Afrika. XL. 



B. Bracteae obscurae (obscure fuligineae — nigri- 



cantes). 



a. Scapus gracilis (ad 0,5 mm crassus). Spica 

 pauciflora, fusiformi — anguste obovoidea v. 



turbinata. 



a. Folia plana. Spica 4 — 5 mm longa, 



bracteis fuligineis, marginepallidioribus, 



inHmis acutiusculis. Sepala lateralia 



tola stramineo-subhyalina, carina sal- 

 tern superne omnino exalata .... 20. X multicauUs N. E. Brovn 

 p. Folia subfiliformia. Bracteae spicae 



caslaneae— nigricantes, margine vix pal- 



lidiores, infimae apice rotundatae v. 



leviter emarginatae. Sepala lateralia 



dorso ferruginea (v. rubricosa) — ca- 



stanea. 



Spica 6 — 8 mm longa, bracteis ob- 

 scure castaneis— nigricantibus, paul- 

 lum cochleatis. Sepala lateralia 5 

 6 mm longa, usque f mm lata, anguste 

 lanceolata, ala carinali angusla . . 21. X 77iakueyisis N. E. Brown 



** Spica 3 — 4 mm longa, bracteis casta- 

 neis, intermediis superioribusque val- 

 de cochleatis. Sepala lateralia cir- 

 citer 2,5 mm longa, vix 0,3 mm lata, 



linearia, ala carinali fere nulla ... 22. X parvula Malme 

 b. Scapus crassiusculus (circiter ^ mm crassus 

 V. crassior). Spica satis multiflora, ob- 

 ovoidea V. demum subglobosa. (Folia 

 plana. Sepala lateralia superne alato- 

 carinata) 23. X, capemis Thunberg 



8. Bracteae spicae area dorsali cinereo-viridi, con- 

 spicua notatae, pallidae. (Scapus compressus 

 s. anceps. Folia lata) 24. X anceps Lamarck. 



1. X. decipiens N. E. Brown in Thiselton-Dyeb, Flora capensis VII. 

 (1897) 3. — Caespitosa, basi vaginis aphyllis satis numerosis induta. Folia 

 plana, linearia, usque 35 cm longa, 3—7 mm lata, acuta, parce indistincteque 

 nervosa, glabra, in sicco leviter rugulosa, aciebus acutis, nervis margina- 

 libus baud incrassalis, in vaginam abeuntia usque 9 cm longam, satis arctam, 

 ligulatam, opacam, inferne ferrugineo-fulvescentem^ eciliatam. Scapi usque 

 75 cm alti, 2 mm crassi, subteretes, costati, costis vulgo 8, acutis, basi 

 vagina aphylla breviter mucronata, usque 15 cm longa, inferne cast^nea 

 nitidaque circumdati. Spica multiflora, ovoidea v. obovoidea, 10—18 mm 

 longa, 7—9 mm crassa; bracteae infimae ovatae, 3—4 mm longae, 2,5 

 3 mm latae, margine saepe longeciliatae, intermediae obovatae, 6—7 mm 

 longae, circiter 5 mm latae, margine saepe pauUulum laceratae, omnes fulvo- 

 ferrugineae v. dilute castaneae, nitidae, area dorsali conspicua, cinereo-viridi, 

 leviter rugulosa, ovato-Ianceolata, 1,5—2 mm longa ornatae. Sepala late- 



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