456 Fr. Buchenau. 
Juncus 
raro usque 8-, in var. ß 5- usque 40-, raro 42flora), diametro 6—8 (in var. ĝ raro 10) mm, 
Bracteae florum lanceolatae, acuminato-aristatae, floribus breviores. Flores breviter 
pedunculati, ca. 4 mm longi. Tepala glumacea inaequalia, externa lanceolata, acuminata 
vel aristato-acuminata, interna obtusa, plus minus longiora, marginibus latis hyalinis 
saepe involutis. Stamina 6, tepalis internis breviora; antherae lineares, filamentis 
multo longiores. Ovarium trigono-ovale; stilus filiformis, ovario longior; stigmata 
longa. Fructus (in var. Q ignotus!) in var. a tepalis internis ca. 1/3 brevior, trigono- 
ovatus, obtusangulus, lateribus convexis sulcatis, apice rostrato-mucronatus, trilocularis, 
nitidus, apice plerumque castaneus, basi pallidior. Semina.... 
Var. J. inaequalis var. o genuinus Bucnenau, l. c. Tota planta (in statu 
sicco) fuscescens; inflorescentia decomposita; capitula minora; flores acutan- 
guli squarrosi; tepala fusco-straminea, interna saepe ferruginea vel fere 
castanea. Stamina tepalis internis !/, breviora, filamenta brevissima, lata. 
J. inaequalis var. B viridescens Bucnznau, l. c. Tota planta (in statu 
sicco) viridescens; inflorescentia composita, raro decomposita; capitula 
majora; flores obtusanguli; tepala viridescentia, interna apice ferruginea; 
stamina tepalis internis !/, breviora; filamenta angustata, antherae filamentis 
fere quadruplo longiores. 
Distr. geogr. An Wasserläufen und auf feuchtem Boden: Capland. 
Collect. Fotos, 42 (2), 94 (! var. a), 44 (! var. 9). Zrvusgm, 14 
(! var. 3), 4319 (! var. B). 
Icones. Fr. Bucnenau, Le, Tab. VII. 
170. J. altus Fr. Bucnenav, Monogr. Juncaceen vom Cap, in: Abh. Nat. 
Ver. Brem., 1875, IV, p. 457. Elatus, ca. 37 em altus. Bracteae omnes hypso- 
phyllinae. Capitula 3 usque 8 (et pluria?), 8- usque A6flora. Flores 5 mm 
longi. Tepala inaequalia, externa lanceolata, mucronato-acutata, interna 
fere dimidio longiora, oblonga, obtusa. Stamina 6, tepalis internis ca. !/* 
breviora; antherae lineares, filamentis ea. duplo longiores. Stilus longus. 
Fructus trigono-prismaticus, mucronatus. Semina oblique ovata. 
Descr. Annuus, elatus. Radices filiformes, fibrosae. Rhizoma nullum; 
specimen unicum perfectum suppetens unicaule. Caulis erectus, scapiformis, ca. 37 cm 
altus, gracilis, subcompressus, plurisulcatus, in statu sicco inconspicue scabriusculus, 
medullä parenchymatosä serius evanescente faretus. Folia erecta, plana, caule multo 
breviora, usque fere 12 cm longa, 5 mm lata, linearia, sensim acutata, breviter mucro- 
nata, marginibus laevibus, basi angustis hyalinis; auriculae desunt. Inflorescentia 
terminalis, composita vel decomposita, umbelloides € anthelata; capitula 3—8 (et 
pluria ?), magna (diam. 40—13 mm), 8- usque 46-flora. Bracteae omneshypsophyllinae, 
capitulis breviores; bracteae florum late lanceolatae, aristato-acutatae, floribus circa 
duplo breviores, Flores plus minus pedunculati, 5 mm longi. Tepala glumacea, in- 
aequalia, interna fere 1/ longiora, externa lanceolata, mucronato-acutata, medio dorsi 
impellucida, pallide ferruginea (in statu sicco fere straminea), marginibus pellucidis. 
interna oblonga, obtusa, medio dorsi impellucida (in statu sicco fere straminea), lateribus 
superne vel ferruginea, vel fere castanea, marginibus latis, albo-hyalinis. Stamina 6, 
tepalis internis 1/3 breviora; filamenta linearia, antheris dimidio breviora; antherae lineares, 
flavidae. Ovarium trigono-ovatum; stilus longus; stigmata.... Fructus trigono-pris- 
malicus, obtusangulus, breviter mucronatus, trilocularis. Semina parva, 0,3—0,35 mm 
longa, oblique ovata, breviter apiculata, indistincte transversim reticulata, ferruginea. 
