Beiträge zur Kenntnis der Flora von Deutsch-Südwest-Afrika. 141 



basi acutiuscula ad apicem usque villis albis mollibus spicularum di- 

 midiarum longitudine barbata. Spicularum fertilium gluma vacua char- 

 tacea, suboblique lanceolata, superne breviter extus curvata ibique 

 subcontorta apice sensim in aristam scabram ipsa sublongiorem de- 

 mum patentem abiens, dempta arista circ. 6 mm longa, basi in cal- 

 lum rhachi adnatum villis albis spicula duplo brevioribus dense bar- 

 batum constricta, dorso glabra, ad nervös 5 valde prominentes scabra. 

 margine membranaceo subinvoluto in 2 /s inferioribus molliter ciliata, 

 in Vs superiore aculeolato- scabra. Gluma rlorifera tenui-membrana- 

 cea, vacuam dempta arista subaequans, lanceolata, integra, mucronata 

 v. breviter setigera, 3-nervis, dorso pubescens. Palea glumam flori- 

 feram subaequans hyalina, late lanceolata, apice obtusa, erosula, mäV- 

 gine involuta, indistincte v. subdistincte binervis, glabra. Antherae 

 lineares, 2—2,5 mm longae, utrinque bifidae. Ovarium glabrum; styli 

 stigmatibus subfuscescentibus subduplo breviores. Spicula secundain qui- 

 busdam spicis jam imperfecta, g , tertia et quarta in plerisque ad 

 glumam vacuam aristiformem basi vix dilatatain reducta, in aliis spicula 

 tertia cum gluma llorente, palea, staminibus hebetatis. 



Standort: Kaoko, nördlich vom Omuramba u Omaruru. (Lüderitz.) 



111. Paniceae. 

 P anicum glomeratum Hack. (Sect. Brachiaria). 



Annuum. Culmi erecti v. scandentes, 10 — 30 cm alti, basi ramo- 

 si, compressi, pubescentes. Folia ubique molliter cinerascenti-pubes- 

 centia: vaginae laxae, ligula nulla v. ciliorum series obsoleta; laminae 

 e basi subcordata lineari-lanceolatae , acuminatae, rlaccidae, margine 

 undulatae, tenuinerves. Panicula 5 — 10 cm longa linearis v. lineari- 

 oblonga contracta interdum interrupta basi subinclusa vel breviter ex- 

 serta, ramis suberectis brevibus interstitia aequantibus v. iis brevioribus 

 spicularum racemulos brevissimos alternos glomeriformes ferentibus. 

 Spiculae brevissime pedicellatae v. subsessiles, ellipticae, 3 mm longae, 

 albo-villosae, pallide virides v. fusco-violaceo-variegatae: gluma Ima 

 spiculam dimidiam subaequans, ovato-lanceolata, acuta, 1-nervis, pi- 

 losa; II da et III a spiculam aequantes, late ovatae, breviter acuminatae 

 önerves, dorso pilis spicula brevioribus in hujus apice subfastigiatis 

 tectae, lila paleam floremque § fovens; IV a (Üorens) quam II da 1 / 5 

 brevior, elliptica, obtusiuscula, cum palea brevissima, pallida. 



Ex afünitate Panici gossypini A.Rich. 



Standort: ! Cubub bei I Aus, Gross-Namaland (Schinz); Hereroland 

 (Lüderitz); Corocafluss? (Höpfner JNo 79 in Herb. Hackel). 



Panicum xantholeucum Hack. (Sect. Brachiaria). 

 Annuum. Culmi erecti, stricti, 25 — 45 cm alti, simplices, compressi, 

 pubescentes. Folia griseo-velutino-pubescentia: vaginae laxae, com- 



