MALME, XYRIS L., UNTERGATTUNG NEMATOPUS (sEUBERT). 31 



^ Bractese intermedise spicse apice mem- 

 brana albida, lacerato-fimbriata v. ciliata 

 terminatae. — — — — — — 



— — — X. glohosa (species nonnihil recedens in stirpe X. 



pilosce) — — — — — p. 91, 



■^* Bracteae integerrimse, membrana albida 



baud terminatae, stepe vero apice pilis 



ferrugineis brevibus ciliatae. 



o Folia tantura 0,5 — 0,8 mm lata, ner- 



vis 5 percursa. — — — 



— — — A'. sororia (species nonnihil recedens in stirpe X. 



rigidce) — — p. 98. 



oo Folia 2 — 3 mm crassa, nervis nume- 



rosis percursa. — — — — 



— Stirps (XXIII) X. goijazenzis — — — p. 92. 



+ + Folia ensiformi-linearia, ultra 1 mm lata 

 (rarissime tantum 1 mm lata et tum trans- 

 verse rugulosa). 



o Folia utroque latere laevia, utraque 

 acie vero ssepe scabridula. 



© Folia 20—30 cm longa, 2,5—3 

 mm lata. Spica circiter 11 mm 

 longa, .5 mm crassa, bracteis 

 subopacis, area dorsali indi- 



stincta v. nulla. — — — 



— X. Icevigata (species e stirpe X. trachyyhyllce) p. 88. 



©© Folia circiter 1,5 mm lata. Spica 

 brevior, rarius usque 10 mm 

 longa, bracteis nitidis, area dor- 



,/ sali perdistincta. — 



-^ — — Stirps (XVII) X. graminosoe p. 79. 



oo Folia transverse rugulosa. 



© Bracteae intermediae spicae area 

 dorsali destitutae. 



Stirps (XX) X. trachyphyllcB p. 82. 



©© Bracteae spicae area dorsali no- 

 tatae. 



? Scapi saltem superne valde 

 complanati v. compressi, 

 usque 2,5 mm lati. Folia 

 angusta, 1,5 — 2 mm lata, 

 apice subulata. — — — — 



