Monographia Juncacearum. 437 
Juncus 
25—35) cm alti, diam. 4 usque fere 3 mm, compressi (in statu sicco saepe sulcati), in- 
distincte valleculati, plerumque stricti, medullä parenchymatosá repleti, Folia erecta, 
10—35 (plerumque 15—25) cm longa, plana, 1—4,5 mm lata, basi dilatata (usque 5 mm), 
ibidem anguste hyalino-marginata, superne mox angustata ; lamina in statu sicco canali- 
culata, ecarinata, supra cellulis teneris instructa, apice breviter mucronata; auriculae de- 
sunt. Inflorescentia terminalis composita, vel decomposita, brevis, umbelloides, saepe 
conglomerata, capitulis lateralibus 2—6, vel ultra, breviter pedunculatis; rami breves. 
Bractea infima vel 2 infimae foliaceae, inflorescentiam plerumque superantes, ceterae 
hypsophyllinae; bracteae florum late lanceolatae, hyaliuae, longe mucronatae. Capitula 
multiflora, subglobosa, diam. 6—8 mm. Flores breviter pedunculati, 3—3,5 mm longi. 
Tepala glumacea, aequilonga, vel externa sublongiora, medio dorsi olivaceo-straminea, 
lateribus ferrugineis (in statu humido saepe castaneis) marginibus hyalinis; tepala externa 
lanceolata, acutato-mucronata, interna ovalia, obtusissima (sed propter margines latos albo- 
hvalinos involutos saepe acuta videntur. Stamina 3 (rarius 4, 5, 6) tepalis ca. dimidio 
breviora; filamenta filiformia; antherae ovatae, filamentis duplo breviores. Ovarium 
trigono -ovatum; stilus brevissimus; stigmata brevia (?), convoluta (?). Fructus te- 
palis subbrevior, trigonus, ovato-prismaticus, obtusangulus, faciebus canaliculatis, bre- 
vissime apiculatus, trilocularis, nitidus, superne castaneus, vel pallide-castaneus, inferne 
stramineus. Semina numerosa, minuta (0,3—0,35 mm longa), obovata, breviter apicu- 
lata, regulariter transversim reticulata, ferruginea. 
Var. J. Dregeanus Kru. var. a genuinus Fr. B., l. c. Capitula late- 
ralia pedunculata, pedunculis erectis. (Forma tenuis, pallida, flaceida hujus 
varietatis est planta authentica celeberrimi Kunta : Dniar, 4387). 
J. Dregeanus kam var. ß conglomeratus Fm. B., |. c. Capitula late- 
ralia breviter pedunculata; inflorescentia plus minus conglobata. J. cephalo- 
les La Harre v. conglomerata Nzes An Es. in: sched. et in: Linnaea 1844, p. 244. 
J. Dregeanus Krn. var. y submonocephalus Fr. B., l. c. Planta parva ; 
inflorescentia e capitulis paucis conglobata. J. submonocephalus E. G. Steu- 
DEL, Syn. glum., 1855, Il, p. 303 (Dnter, 1604 f.). 
Distr. geogr. Capland. 
Collect. Zevner, 40 (D, 43 (!), 404 (D), 779 (!) et 899 pro pte (!); 
E. et Z. 40 (!); inter EckroN 35; Drece 4387 (planta authentica !), 4604” pro 
pte (!, altera pars = J. singularis SrEvp.), 1604° (!), 1604 (D, 1604! (0), 
1447 (D). 
Icones. Fr. Buenenau, l. c., Tab. IX. 
Nota. Die drei aufgezühlten Varietüten scheinen nicht elwa nur individuelle Varia- 
tionen zu sein, sondern etwas selbstündiger aufzutreten. 
157. J. Bachiti C. HocnsrETTER, in: E. G. Steuper, Syn. plant. glum., 
1855, II, p. 305 (char. emend.). Caules graciles, 10 usque 20 cm alti. 
Lamina plana, graminea, ca. 2,9 mm lata. Inflorescentia composita, plerum- 
que conglobata; capitula 6- usque A0flora. Flores ca. 3 mm longi. Tepala 
aequilonga. Stamina 6; antherae filamentis pluries breviores. Fructus 
trigono-ovatus, obtusangulus, mucronatus. Semina pauca, magna (ca. 0,9 mm 
longa), obovata. 
Descr. Perennis, caespitosus. Radices filiformes, fuscae, fibrosae. Rhizoma 
erectum, pluriceps. Caules erecti, scapiformes, 40—20 cm alti, teretes vel subcom- 
pressi, laeves, medullä parenchymatosä continuä farcti. Folia caule breviora, in plantä 
