118 Fr. Buchenau, 
Luzula 
steht sie im Blütenbaue der Luz. nutans noch näher und bildet offenbar mit dieser Art 
und mit L. caespitosa eine sehr natürliche Gruppe. 
25. L. caespitosa J. Gay in sched. Duru, pl. Astur. exsicc., 916, 
nn D D D 
Perennis. Rhizoma crassum, plus minus perpendiculare. Caules graciles, 
20—30 cm alti, diam. ca. 4 mm. Lamina graminea, canaliculata, 1—2 mm 
lata, 5—10 em longa, apice mucronato-acutata. Inflorescentia nutans, 
parva, e spicis paucis paucifloris composita (sed cireumscriptione plerumque 
simplex). Flores magni, 4—4,5 mm longi, variegati. Tepala subaequi- 
longa vel aequilonga, externa lanceolata, acutata, interna oblonga, obtusa, 
omnia superne distinctius crenulata sive lacera, nervo medio minus promi- 
nente. Stamina 6; antherae magnae, filamentis ca. quadruplo longiores. 
Fructus trigono-sphaerieus, superne fere pyramidato-acuminatus. Semina 
magna, ca. ? mm longa, extus sphaerica, intus applanata, apiculata. 
Litt. »L. pediformis DG.« Enm. Boissier, Voyage bot. en Esp., 
1839—45, II, p. 625 pro pte. L. pediformis DC. var. caespitosa E. Mrvxn, 
Luzularum species, in: Linnaea, 1849, XXII, p. 420. M. WrirLkoxw et J. 
Lance, Prodromus florae hispanicae, 1861, I, p. 190. H. TniwEN, on a species 
of Luzula new to the flora of Europe, discovered by Dr. F. Wrrwirscu, with 
a review of the Juncaceae, coll. by him in Portugal, in* Journ. of botany, 
1872, 2. sér., I, p. 129. Fn. Bucusxav, kritische Zusammenstellung europ. 
Juncaceen, in: ExcLen, bot. Jahrb., 4885, VII, p. 175. 
Descr. Perennis, caespitosa, viridis. Radices filiformes vel capillares, diam. 
usque 0,3 mm, fuscae, fibrosae. Rhizoma plerumque erectum, vel suberectum, crassum, 
vaginis mortuis (pro parte in fibras fuscas scissis) obtectum. Caules erecti, 20—30 cm 
alti, etiam superne foliati, teretes, laeves, in statu sicco vix valleculati, diam. vix ultra 
1 mm, superne attenuati, medullä continuá parenchymatosä repleti, serius cavi. Folia 
fere omnia frondosa, graminea, mox supra vaginam canaliculata, caule multo breviora, 
basilaria 5 usque 40 cm longa et 1—2 mm lala, caulina minora; vagina angusta, ore 
penicillatim ciliata; lamina margine sparsim ciliata, apice mucronato-acutata (sub apice 
pallide fusca). Inflorescentia terminalis, nutans, parva, e Spicis vel glomerulis 
paucis paucifloris brevibus composita, circumseriptione plerumque fere simplex, rami 
infimi plerumque sessiles. Bracteae 4—2 infimae frondescentes, inflorescentiam su- 
perantes, ceterae hypsophyllinae, longe aristato-acutatae, basi pallide castaneae, superne 
albo-membranaceae, longe ciliatae; prophylla floris lanceolata, aristato-acutata, fere toto 
membranacea, superne longe ciliata, flore breviora. Flores magni, 4—4,5 mm longi, 
variegati. Tepala subaequilonga vel aequilonga, externa glumacea, lanceolata, aculata, 
plerumque plus minus crenulata, interna tenera oblonga obtusa, superne distinctius 
lacerosa, omnıa medio dorsi dilute castanea, late albo-marginata, nervo medio minus 
prominente et produclo, quam in Luzulä nutante. Stamina sex, tepalis ca. quarta 
parte breviora; filamenta triangulari-linearia brevia; antherae lineares, flavidae, fila- 
mentis ca. quadruplo longiores. Pistillum exsertum ; ovarium trigono-ovatum ; stilus 
cylindricus, ovarium fere aequans; stigmata longa, erecta. Fructus trigono-sphaericus, 
superne fere pyramidato-acuminatus, perigonium paullo superans, nitidus, superne 
ferrugineus sive pallide castaneus, basi stramineus. Semina (ut in Luzulä nutante) 
magna, 2 mm longa, extus sphaerica, intus applanata, apiculata, ferruginea, basi et apice 
lutea, fibrillis tenuissimis affixa. 
Distr. geogr. Auf Alpenwiesen der pyrenäischen Halbinsel (Astu- 
rien, Beira, Altkastilien ; Sierra Nevada). 
