338 Fr. Buehenau, 
Juncus 
Descr, Perennis, caespitosus. Radices capillares vel filiformes, diam. usque 
fere 4 mm, pallide fuscae, subfibrosae, Rhizoma horizontale, brevissimum. Caules 
erecti, usque inflorescentiam 20 usque 45 cm alti, etiam superne foliati, teretes, laeves, 
diam. 4 usque 2, rarius 2, 5 mm, medullä continuä parenchymatosä repleti, serius cavi. 
Folia basilaria infima cataphyllina, usque 5 cm longa, sequentia (1 vel 2) et caulina 
(2 vel 3) frondosa, caule breviora ; vagina longa, laxiuscula, apice in auriculas duas bre- 
viores obtusas producta; lamina teres vel subcompressa, unitubulosa, seplis completis 
externe manifestis intercepta, superne sensim angustata, apice obtusiuscula. Inflores- 
centia erecta, decomposita usque supradecomposita, anthelata; rami primani erecti vel 
erecto-patentes, sequentes distantes; capitula plerumque hemisphaerica, raro sub- 
sphaerica, &- usque 14-flora, diam. 7—10 mm. Bractea infima frondescens, inflorescentiä 
multo brevior, ceterae hypsophyllinae; bracteae florum ovatae, aristato -acuminatae, 
hyalinae, flore breviores. Flores in slatu maturo patentes, cum fructu maturo fere 
5 mm longi. Tepala glumacea, aequilonga, vel rarius interna sublongiora, superne 
ferrugineo-castanea, externa medio dorsi viridia, exlerna lanceolata, acuta, interna late 
lanceolata, acutiuscula, sed ob margines hyalinos involutos saepe anguste lanceolata. 
Stamina 6 (raro 3), perigonio ca. duplo breviora; filamenta linearia; antherae lineares, 
filamentis aequilongae. Pistillum breviter exsertum; ovarium trigonum ; stilus brevis ; 
stigmata longa. Fructus perigonium longe (fere dimidio) superans, e basi ovata trigono- 
prismaticus, apice plus minus angustatus, breviter mucronatus, unilocularis ; pericarpium 
durum, elasticum, nitidum, superne castaneum, inferne pallidius. Semina 0,5—0,6 mm 
longa, obovata, apice mucronata, vitellina, apice fusca, reetangulariter reticulata, areis 
subtilissime lineolatis. 
Distr. geogr. An Ufern und feuchten Stellen des Caplandes. 
Collect. Burenerr, Catal., 1906 (!). Borres, austro-afr., 188 (:). DREGE, 
859 pro pte (!). Dpter, 8793 (?, flores nondum evoluti, triandri/. Ren- 
MANN, austro-afr., 6698 (5. 
Icones. Fr. Bucuksat, l. c. Tab. V (num. erroneo IV) anal. 
89. J. rostratus Fr. Buenenau, Monogr. der Juncaceen vom Cap, in: 
Abh. Nat. Ver. Brem., 1875, IV, p. 437. Caules erecti, eum inflorescentià 
60 usque 70 em alti. Inflorescentia magna, decomposita vel supradecom- 
posita, ramis primanis erectis elongatis; capitula numerosa, hemisphaerica, 
4- usque 6-flora. Flores cum fructu maturo fere 5 mm longi. Stamina 6. 
Fructus perigonium longe (fere dimidio) superans, triqueter, prismatico- 
pyramidatus, breviter rostratus, lateribus impressis, tenuis, pallidus, trans- 
parens. 
Descr. Perennis, caespitosus. Radices capillares et filiformes, pallide fuscae, 
diam, usque fere 4 mm, fibrosae. Rhizoma horizontale, brevissimum. Caules erecti, 
usque inflorescentiam 40 usque 50 cm alti, etiam superne foliati, teretes vel subcompressi, 
laeves, diam. 4 usque 2 mm, medullà continuá parenchymatosá repleti, serius cavi. 
Folia basilaria infima cataphyllina usque ca. 4 em longa, sequentia 4 vel 2 el caulina 
(2-—4) frondosa, caule breviora; vagina longa, laxiuscula, superne in auriculas duas ob- 
tusas producta; lamina subcompressa, unitubulosa, seplis completis externe manifestis 
intercepta, superne sensim angustata , apice acula, Inflorescentia erecta magna, 
decomposita vel supradecomposita; rami elongati, primani erecti, sequentes distantes; 
capitula parva, pauci- (4- usque 6-) flora, diam. 4 usque 6 mm. Bractea infima fron- 
dosa, inflorescentiä multo brevior, ceterae hypsophyllinae; bracteae florum ovatae, aris- 
tato-acuminatae, hyalinae, flore breviores. Flores cum fructu maturo ca. 5 mm longi. 
Tepala glumacea, aequilonga, externa lanceolata, interna late - lanceolata, sed ob 
