220 F r « Buchen au. — Juncaceae. 



Planta depauperala (an morbida?), 1 5 usque 25 cm alta, flaccida, »anthela paupera, 

 ut plurimum triflora, constans floribus duobus sessilibus et tertio terminali pedicellato« 

 est /. olympicus Schott, Anal. bot. I. (1854) 3 (v. Neilreich in Sitzungsber. Wien. 

 Akad. LVIII. (1868) 552; Buchenau 1. c. (1890) 379). /. lampocarpus Ehrb. A. I. 

 a. 1. a. 2. ß. olympicus Aschers, et Graebn. 1. c. 478. — Affinis est or. alpicola 

 Aschers, et Graebn. ibid. (rigidior, pluricapitatus ; folia crassiuscula). 



/. lampocarpus Ehrh. var. microcephalus Peterm. in Flora (1844) 362 dubiosus 

 restat. An ad /. alpinum vel ancipitem ducendus? 



Capitula haud raro punctionibus insecti (Livia juncorum Latreille) deformata sunt 

 in fasciculos magnos (»Quasten«) foliorum: var. viviparus et utriculatus aut. divers. — 

 v. Buchenau in Flora (1891) 71. 



J. lampocarpus Ehrh. var. congestus Garion in Mem. soc. eduenne I. (1865) 95. Non 

 est varietas satis diversa. Inflorescentia congesta in varietatibus diversis passim occurrit. 



J. acutiflorus X lampocarpus. 



J. alpinus var. mucroniflorus et fusci-ater X lampocarpus. 



J. anceps var. genuinus et atricapillus X lampocarpus. 



J. Fontanesii X lampocarpus. 



141. J. Gussonii Pari. Fl. ital. IT. (1852) 341. — J. Gussoneanus Tod. in sched. 

 t. Pari. ibid. 342). — J. acutiflorus Guss. Fl. sicul. prodr. I. (1827) 43 4, non Ehrh. 

 (t. Kew Ind.). — J. silvaticus Pari. Fl. Palerm. (18 45) 3 52 non Reich, (t. Kew Ind.); 

 Oennari, Spec. e var. . . . fl. sarda (1867) 21; Strobl in Flora (1880) 414; Barb. 

 Fl. Sard. comp. (1885) 188; Buchenau, Monogr. Juncac. (1890) 382. — J. lampo- 

 carpo affinis, sed differt rhizomate crassiore (diam. ca. 3 mm), capitulis 4 usque 1 0, diam. 

 10 usque 12 mm, 4- usque 10- (raro 1 2-)floris, floribus majoribus, ca. 4, cum fructi- 

 bus maturis usque 5,5 mm longis, tepalis internis longioribus; fructibus magnis, peri- 

 gonium longe superantibus, e basi ovata elongato-pyramidatis, rostrato-mucronatis. 



An leuchten Stellen in verschiedenen Gegenden Siciliens. Sardinien (?) 



Nota. J. Castelli Tineo in Guss., Syn. fl. sie. II. (1844) 816. J. Gussonii b. Pari. 1. c. 



(1852) 341 »capitulis 5- usque 12-floris, densifloris, capsulis paullo brevioribus«. An varietas 



vel pl. hybrida? 



142. J. Krameri Franch. et Sav. Enum. pl. Japon. II. (1876) 99, 53 4; Buchenau, 

 Monogr. Juncac. (1890) 383. — Laxe caespitosus. Rhizoma breve. Caules rigidi, 

 subteretes, usque ad inflorescentiam 20 usque 50 cm alti, plerumque valleculati; lamina 

 subteres, septis vix conspieuis. Inflorescentia plerumque magna, supradecomposita, ple- 

 rumque diffusa, ramis elongatis, erectis ; capitula parva, plerumque 2- vel 3-flora, diam. 

 3 usque 4 mm. Flores stramineo-virides ; tepala interna paullo longiora; stamina 6, 

 rarius 3, tepala dimidia ca. aequantia. Fructus trigonus, ovato-prismaticus, mucronatus, 

 perigonium superans, nitidus, stramineus vel fulvus; semina ca. 0,5 mm longa, obovata, 

 apiculata, ferruginea, regulariter reticulata (costis ca. 1 6). 



In Reisfeldern und an anderen feuchten Stellen in Japan; wohl ziemlich verbreitet. 

 Korea (Faurie n. 888). 



Nota. Asperitates a cel. autoribus laudatae (»eulmi uti tota planta sub lente dense ele- 

 vato-punetati «) sunt series stomatum ; in statu humefacto inconspicuae. 



143. J. virens Buchenau n. sp. — /. lampocarpus Ehrh. var. Turczaninowi 

 Dörfler in sched., non Buchenau. — Laxe caespitosus. Caules erecti vel adscendentes, 

 15 usque ca. 30 cm alti, tenues, diam. ca. 1 mm. Folia frondosa (caulina 2 vel 3) 

 caule breviora; auriculae subquadrato-obtusae : lamina filiformis, diam. ca. 0,6 mm, 

 septis vix conspieuis. Inflorescentia decomposita; rami erecti vel distantes; bractea in- 

 fima frondescens, perbrevis; capitula 8 usque ca. 30, discreta, parva, diam. 2, 3, 

 raro 4 mm, 2- usque 5- (plerumque 3- vel 4-)flora. Flores parvi, cum fruetu 3 mm 

 longi; tepala virescentia, late marginata, externa lanceolata, acuta vel saepius mucronata, 

 interna oblonga, obtusa, in statu fruetificationis conspicue longiora; stamina 3, tepalis 

 ca. y 3 breviora; antherae parvae, filamentis fere duplo breviores; stilus brevis. Fructus 

 perigonium fere dimidio supex*ans, trigono-ovatus, rostrato-acuminatus ; pericarpium tenue, 





