430 Fr. Buchenau. 
Juncus 
valleculati, diam. 4 usque 6, plerumque 2—3 mm, medullà parenchymatosá conlinuä 
repleti, serius cavi. Folia plana, late-linearia vel fere lanceolata !), erecta vel distantia, 
10—35 cm longa et ultra, 8—15 mm lala, basi dilatata, multinervia, viridia, basi et dorso 
saepe rubescentia, supra cellulis tenerrimis instructa, margine usque fere ad apicem 
angusto hyalino, basi latiore, apice mucronato-acutata; vagina clausa; auriculae desunt. 
[Inflorescentia terminalis, magna, supradecomposita, anthelata, raro paucicapitala ; 
rami primani erecti. Bracteae infimae frondescentes, usque 4 cm longae, ceterae hypso- 
phyllinae; bracteae florum lanceolatae, acutatae, hyalinae, nervo et apice colorato. Ga- 
pitula multi- (12- usque 20-)flora, hemisphaerica, diametro 8—9 mm, in var. y 10—12 
mm. Flores breviter pedunculati, 4—5 mm longi, trigoni. Tepala glumacea, aequi- 
longa vel externa sublongiora, externa lanceolata, carinata, in aristam nigram vel casta- 
neam acutata, medio ferruginea, marginibus latis membranaceis, interna oblonga, obtu- 
sissima vel emarginata, medio ferruginea, marginibus latissimis hyalinis, plerumque 
involutis. Stamina 6, tepalis !/4 breviora; filamenta brevia linearia; antherae lineares 
flavidae, filamentis fere duplo longiores. Ovarium oblongum, subtrigonum; stilus 
filiformis, ovario longior, purpureus; stigmata longissima, exserla, purpurea. Fructus 
perigonio brevior, trigono-prismaticus, lateribus sulcatis, longe mucronatus, trilocularis. 
Semina pauca, magna, 0,5—0,6 mm longa, oblique-ovata, apiculata, ferruginea; mem- 
brana externa in statu humido laxa, in statu sicco irregulariter costata et longitudinaliter 
reticulata. 
Var. J. lomatophyllus SprenG. a typicus Fr. B. Viridis; inflorescentia 
plerumque supradecomposita, capitula diam. 8—9 mm; tepala aequilonga 
vel subaequilonga. 
J. lomatophyllus Spreng. 3 lutescens Fr. B., |. c. p. 466. Tota planta 
luxurians, usque 70 cm alta; folia usque 60 em longa et 22 mm lata, luteo- 
viridia; inflorescentia supradecomposita, capitula numerosa (usque 140!) 
gerens, laxa, diffusa; capitula magna, diam. 40—14 mm, pallide lutescentia; 
flores magni usque fere 7 mm longi. 
J. lomatophyllus Serena. y aristatus Fr. B. "Viridis; capitula pauca, 
majora, diam. 10—12 mm; aristae tepalorum externorum longiores, tepala 
interna conspicue superantes. 
Formae diversae. Turiones parvi depauperati angustifolii (e gem- 
mis retardatis — »Schlafaugen« orientes!) in herbariis diversis inter speci- 
mina J. cephalotis 'Tnsa. conservantur. Ernst Meyer (Plantae Ecklonianae, 
in: Linnaea 1832, VIII, p. 130) de hac formå dicit: Vidi hanc varietatem cum 
var. o ex eadem radice, nec nisi primi anni sobolem esse suspicor. 
Distr. geogr. An Bichen und felsigen feuchten Orten: Capland; 
Natal; Insel St. Helena (J. Cn. Met, St. Helena, 1875, p. 342, No. 790: 
»J. capensis Tuse. var. latifolius; large-headed water grass; wild and very 
common along the banks of streams throughout the Island.«— W. B. Hewsrev, 
Botany of Challenger, 1885, I, III, p. 83). 
Collect. EckLow, 7 (1), 25 (!), 26 (1), 50 (1), 896 (!). Zevmer, 98 (!). 
Dn&aE, ad. capensis, a (1602 (1), hb. E. M.; var. lutescens), d, e (8788; hb. 
E. M.), f (var. aristatus), g, h, i (het i sunt plantae depauperatae). SIEBER, 
1) In turionibus depauperatis angusta (vide infra). 
