Eriocaulon. 91 



glabra, 2—9 cm longa. Pedunculi in apice caulis per numerosos fasciculati, inaequales, 

 obsolete 5 — 6costati, glabri, 4 — 15 cm longi; vaginae arctiusculae vel laxae, ore obtuso 

 plerumque cito inciso-laceratae, glabrae, fenestratae; capitula depresso-globosa, fusco- 

 nigra, primo intuitu glabra, parva; bracteae involucrantes suborbiculari-ovatae vel oblongo- 

 obovatae vel subcuneatae, obtusae, glabrae, concavae, brunneo-griseae vel nigrescentes ; 

 bracteae flores stipantes oblongo-obovatae, obtusae vel acutiusculae, rarius acutae, fuscae, 

 summo dorso sparsissime puberulae; receptaculum glabrum; flos q 1 : sepala in spatham 

 obsolete 3lobulam vel breviter et irregulariter lacerato-incisam , antice fere ad basin 

 fissam connata, glabra: petalorum tubus apice lobis 3 minimis, parvis vel subnullis, 

 aequalibus, eglandulosis ; flos Q: sepala 3, obovata, obtusa, profunde navicularia, fusco- 

 nigrescentia, glabra; petala spathulato-oblanceolata, obtusa, glabra, minute glandulosa. 



Afrika: Nigergebiet, Nupe (Barter n. 1021); Ghasalquellengebiet, Dar Fertig am 

 Biri (Schweinfurth n. 224 — blühend im Januar); im Lande der Djur, bei Agada 

 (Schweinfurth n. 2476). 



Madagascar: centrales Gebiet (Parker, Baron n. 926). 



137. E. submersum Welw. ex Rendle, Gat. Afr. PI. Welw. II. (1899) 700; 

 N. E. Br. in Th. Dyer, FI. trop. Afr. VIII. (1901) 240 (non Täte!). — Caulis elongatus, 

 foliosus, tenuis. Folia praesertim in apice caulis densa, filiformi-linearia, subulata, pellu- 

 cida, fenestrato-1 nervia, glabra, tenuissima, 3 — 10 cm longa. Pedunculi complures vel 

 multi, terminales, 5 — 7sulcati, glabri, 12 — 30 cm alti; vaginae laxae, oblique fissae, 

 glabrae, pellucidae, (suppetentes) 3,5 — 6 cm longae; capitula subglobosa, glabra, nigra, 

 3 — 5 mm lata; bracteae involucrantes oblongo-obovatae, obtusae, concavae, glabrae, 

 nigrescentes, nitidulae; bracteae flores stipantes spathulato-oblanceolatae, obtusiusculae 

 vel acutae, concavae, nigrae, glabrae; receptaculum pilosulum; flos tf: sepala 3, plus minus 

 connata, oblongo-linearia, obtusa vel spathaceo-connata et apice irregulariter dentata, 

 glabriuscula, fusca; petalorum tubus apice lobis subnullis; flos Q: sepala parum inaequalia, 

 oblanceolata, acuta, naviculari-concava, carinata, carina parum ciliolata; petala anguste 

 lineari-spathulata, obtusa, intus pilosa, apice vix ciliolata vel glabra, eglandulosa, fuscidula. 



Afrika: Huilla, an stagnierenden Stellen bei Untiefen des Mupanda (Welwitsch 

 n. 2456); zwischen Lopollo und Nene (Derselbe n. 2457). 



Nota. Species foliis haud aeque in caule dispositis, capitulis majoribus, nitidulis, niger- 

 riniis ab affinibus facile dignoscenda. 



138. E. rivulare Dalz. in Hook. Kew Journ. III. (1851) 280; Dalz. et Gibs. Fl. 

 Bomb. (1861) 2 80. — E. Dalzellii Koern. in Linnaea XXVII. (1856) 605; Hook. f. 

 Fl. Brit. India VI. (1894) 580. — Folia dense ubique in caule elongato, in apice ejus 

 paullo congesta, e basi perspicue dilatata subito anguste linearia, longissime subulata, 

 glabra, plana, ima basi fenestrato-4 — 7 nervia, ceterum impellucida, fere rigidula, 10 — 

 20 cm longa, basi 2 — 2V2? niedio 3 / 5 — % mm lata. Pedunculi terminales, per plures 

 fasciculato-congesti , 8 — 10striati, glabri, virescentes, 12 — 45 cm alti; vaginae laxius- 

 culae vel arctiusculae, oblique truncatae, lamina brevi, cito incisa, striata, glabra, circ. 

 5 — 8 cm altae; capitula depresso-globosa, summitate albo-villosa; bracteae involucrantes 

 obovatae vel late ovatae, acutiusculae vel exteriores obtusae, glabrae, concavae, quam 

 discus multo breviores, stramineo-fulvae, nitidae; bracteae flores stipantes anguste cuneato- 

 ol »ovatae vel fere oblanceolatae, acutae vel subacuminatae, concavae, incurvae, superiore 

 dorso dense puberulae, subhyalinae; receptaculum pilosum; flos Q: sepala 3 in spatham 

 antice fissam ad medium vel supra connata, vel uno libero, acutiuscula vel irregulariter 

 dentata, dorso puberula, pallide griseo-olivascentia; petalorum tubus longus, tenuis, apice 

 lobis 3, inaequalibus (uno latiore, longiore), oblongis, valde perspicuis, obtusis, albis, intus 

 valde pilosis, sub apice fusco-glandulosis instructus; stamina6; antherae albidae; flos Q : 

 sepala 3, linearia, acuta, griseola, dorso dense puberula; petala lineari-spathulata, ob- 

 tusiuscula, pilosa, albida, sub apice glanduligera. 



Ost-Indien: Concan, Provinz Malwan, in Flüssen (Dalzell). 



Nota-. Species notis allatis (praesertim foliorum consistentia et forma, capitulorum indu- 

 mcnto, antheris etc.) longe ab affinibus praecedentibus abhorret. 



