Otto Stapf. — Graminées nouvelles de la Guinée française. 99 



subauriculatae, dorso minute pilosulae; laminae inferiores et 

 intermediaeangustissimelineares vel superiores filiformes, arcte 

 complicatae, 5-7 cm. longae, 0-5 mm. latae (in statu complicato) 

 acutissimae,summasetiformis,|brevis.i?tf£<?#z«.s , ad iocm.longus, 

 subglaber, subflexuosus, longe e vagina summa exsertus. Rha- 

 cheos fragilis articuli spiculam (aristulis demptis) aequantes, 

 lineari-clavati, dorso convexi, laeves, apice breviter ciliati. Spi- 

 culae sessiles, lanceolato-oblongae, aristulis demptis 3 mm. 

 longae, callo annuliformi angustissimo : Ghuna inferior char- 

 tacea, acuta, marginibus angustissime inflexis, carinis supra 

 médium rigide ciliolatis, dorso infra médium transverse rugu- 

 losa, tenuissime circiter 9-nervis, apice 2-aristata, aristis tenui- 

 bus glumam aequantibus vel paulo superantibus, superior 

 inferiori aequilonga,lanceolata, subhyalina, 3-nervis,marginibus 

 angustissimis, ecarinata, apice in aristamei aequilongam abiens. 

 Anthoecii '(1) inferioris (f valva lanceolata, hyalina, tenuissime 

 2-nervis, 2 mm. longa; fialea 1-3 mm. longa, acuta. Anthoecii 

 superior is valva lanceolata, acuta, hyalina, 1 -nervis, 1,5- 1,75 mm. 

 longa, palea 0,6 mm. longa. Antherae purpureae, 1-5 mm. 

 longae. Pedicelli stériles lineari-lanceolati, complanati, supra 

 basin leviter constricti, 2-nerves, superne minute ciliolati, in 

 aristam capillarem iis aequilongam vel longiorem abientes. 

 Guinée française : Kouroussa, Pobéguin, 494. 



2. Elionurus Pobeguinii .S/^/fsp.nov.^affinis E.platy- 

 podi Hack., differt spiculis brevioribus latioribus, gluma 

 inferiore spiculae "?Jf profundius bifîda longius ciliata, pedicello- 

 rum et articulorum villo multo breviore. 



Folia superiora tantum nota glabra; vaginae laeves, 

 striatae ; ligulae ad marginem brevissime dense pilosam 

 redactae; laminae e basi 2-3 rnm. lata longe attenuatae, convo- 

 lutae. ^#£ï?/;2z'numerosi, pedunculo gracili 5-12 cm. longo ad 

 vel ultra médium arcte vaginato suffulti, 5-8 cm. longi, densi- 

 flori, pilosi, stramineo-virides. Rhacheos subfragilis articuli spi- 

 cula dimidia breviores, margine exteriore villis densis mollibus 

 albosericeis summis articulum aequantibus (caeteris multo bre- 

 vioribus) vestiti, dorso glabri. Spiculae sessiles cum callo vix 



1. Voir Stapf in Engl. Bot. Jahrb. XXXV, p. 64. 



