Monographia Juncacearum. 377 
Juncus 
validi, aut erecti, teretes, aut adscendentes, compressi. Lamina teres vel 
compressa, saepe curvata, unitubulosa, septis transversis completis, fere 
semper manifestis, intercepta. Inflorescentia plerumque pluricapitata, anthe- 
lata, rami validi oblique erecti vel distantes, ultimi saepe squarroso-distantes. 
Capitula (quam in J. alpino) majora, diam. 6 usque 10 (raro 12) mm. Flores 
ca. 2,5 usque 3, cum fruetu maturo 4 mm longi. Tepala aequilonga, viridia, 
ferruginea, fusco-atra vel castanea, plerumque omnia acuta, rarius interna 
obtusa (margine membranaceo latiore). Stamina 6. Fructus perigonium 
superans, triqueter, e basi ovatà prismatico-pyramidatus, breviter mucro- 
natus, uniloeularis, lucidus, niger vel castaneus, rarius ferrugineus vel 
viridis. 
Litt. J. articulatus C. Liest, Spec. plant., ed. 1, 1753, p. 397 ; ed. II, 
1762, p. 465 pr. pte. J. articulatus autores div. rec. J. isthmiacus N. J. DE 
Necker, Delic. Gallo-Belg., 1773, I, p. 168. J. aquaticus C. Arioni, Flora 
pedem., 1785, II, p. 217 (et A. W. Rots, Tentamen florae germ., 1788, I, 
p. 195). Fr. G. Tn. Rosrkovivs, de Junco, 1804, p. 41. J. adscendens N. 
Tu. Hosr, Icones et deser. graminum austriacorum, 1805, III, p. 58, Tab. 
87 (v. infra). Hoven Davis, a Determination of three british Species of 
Juncus with jointed leaves, in: Transact. Linn. Soc., 1810, X, p. 10—14. 
J. foliosus D. H. Horre, Betrachtungen u. Untersuchungen über den Juncus 
articulatus L., in: Neues botanisches Taschenbuch, 1810, p. 159. J. aristi- 
florus ng CrairviLLe, Manuel d'herborisation en Suisse et en Valais, 18114, 
p. 104. J. affinis J. GavpiN, agrostologia helvetica, 1814, II, p. 224 pr. pte. 
E. Meyer, Syn. Juncorum, 1822, p. 23. J. paniculatus J. W. L. v. Luck, 
Topogr. Nachrichten von der Insel Oesel; Prodr. Florae osiliensis, 1823, 
p. 107 (teste E. Mever in: LEDEBoUR, flora rossica, 1853, IV, p. 225). J. DE 
Lamamee, Monographie, 1825, p. 125. J. longicapsularis F. F. CHEVALIER, 
flore générale des environs de Paris, 1827, II, p. 279. J. compressus Burn, 
teste D. H. Hoppe in: J. Sturm, Deutschlands Flora, 1837, XVI, H. 74. C. S. 
Kunta, Enum. plant., 1844, III, p. 325. J. Duvar-Jouve, De quelques Juncus 
à feuilles cloisonnées, in: Revue des sc. natur., 1872, p. 447—150 (v. etiam 
Bull. Soc. Bot. France, 1872, p. 169). 
Descr. Perennis, laete-viridis, subcaespitosus, valde variabilis. Radices ca- 
pillares et filiformes, diam. usque 4 mm, pallidae, fibrosae. Rhizoma horizontale 
longum vel saepius breve, haud longe durans, diam. 2 vel 3, rarius usque 4,5 mm. 
Caules erecti vel curvato-adscendentes (rarius decumbentes), validi, teretes vel plus 
minus compressi, laeves, etiam superne foliati, 5 usque 25, rarius 45 cm vel ultra alti, 
medullä continuä parenchymatosá repleti, serius cavi. Folia basilaria cataphyllina, 
viridia, rubescentia vel fusca, usque 3, rarius 5 cm longa, supremum eorum et caulina 
2 usque 4 frondosa, caule breviora; vagina angusta, longa vel brevis, superne in auriculas 
duas obtusas próducta; lamina teres vel compressa, diam. usque 2 mm, unitubulosa, 
septis perfectis, externe plerumque valde manifestis, intercepta, superne attenuata, apice 
acutata (serius saepe obtusiuscula). Inflorescentia erecta, decomposita, anthelata ; 
rami validi, oblique-erecti vel distantes, ultimi saepe squarroso-distantes (rarissime 
inflorescentia conglobata]. Capitula plerumque numerosa, hemisphaerica, diam. 6 
