130 



Fr. Buchenau. — Juncaceae. 



ovatus, obtusatus, mucronatus; semina 2 usque 2,5 mm longa/ nucleo ferrugineo, caudis 

 luteo-albis. — Similis est Jwnco Drummondii et baltico var. Haenkei. 



Subarktisches Ostasien: Insel Koraginsk bei Kamtschatka (zusammen mit /. bal- 

 tieus var. Haenkei] Mertens). Berings-Inseln (Vega-Expedition). Kamtschatka (Mertens; 

 Kusmischtscheff, Stewart). Berg Komagatake, Prov. Shinano, Japan (Yatabe), 

 Shiretoko, Yezo (Faurie n. 10982). 



§ 14;v. p. 124. 



33. J. Smithii Engelm. in Trans. St. Louis Ac. II. (1866) 444, (1868) 491 et 

 in As. Gray, Man. ed. 5. (1868) 537; Buchenau, Monogr. Juncac. (1890) 242; Porter 

 in Bull. Torr. Bot. Club, XVII. (1890) 71. — /. gymnocarpus Coville in Mem. Torr. 

 Bot. Club V. (1894) 106; Brittl et Brown, 111. Fl. N. Un. St. I. (1896) 383, f. 922*, 

 Small, Fl. southeast. Un. St. (1903) 256. — Viridis. Gaules teretes, graciles, diam. ca. 

 2 mm, 60 usque 90 cm (in aqua celeriter fluente teste coli. C. E. Smith usque 175) cm 

 alti, medulla continuä asterisciformi repleti; cataphylla rubro-fusca, mucronifera, supre- 

 mum usque 8 cm longum. Inflorescentia composita, anthelata, laxa, 10- usque 30-flora; 

 rami plerumque curvati; flores distantes, decidui; bractea infima stricta, 20 usque 25 cm 

 longa (et ultra?). Flores cum fructu 3 cm longi; tepala aequilonga, viridi-straminea 

 sive fuscescentia, fructui adpressa, late lanceolata, acuta, membranaceo-marginata; sta- 

 nlina 6, tepalis ca. 1 / s breviora; antherae oblongo-lineares, filamentis longiores; stilus 

 brevis. Fructus late trigono-ovoideus vel fere sphaericus, mucronatus, firmus, nitidus, 

 ochraceus, trilocularis ; semina 0,7 usque 0,8 mm longa, oblique obovata, ferruginea, 

 longitudinaliter reticulata. 



In einem schwammigen Sumpfe am Broad-Mountain , Schuylkill-county, Penn- 

 silvania. (Engelmann, hb. norm. n. 15.) 



§ 15; v. p. 124. 



34. J. textilis Buchenau in Abh. Nat. Ver. Brem. XVII. (1902) 336, t. 6. — 

 J. Lesueurii Bol. var. elatus Watson, Bot. of Galif. II. (1880) 205. — Caules validi, 

 stricti, 80 usque 250 (plerumque 100 usque 200) cm alti, firmi, subtiliter striati, diam. 

 2 usque 5 mm; medulla imperfecte asterisciformis, serius interdum loculose dehiscens; 

 cataphylla opaca, basi fusca, superne straminea, suprema mucronifera, usque 16 cm 

 longa. Inflorescentia magna, supradecomposita, anthelata; rami elongati (serius saepe 

 curvati), saepe in drepana pluriflora terminantes; bractea infima dura, pungens, inflo- 

 rescentia brevior vel longior. Flores ca. 4 mm longi, rubescenti-straminei ; tepala sub- 

 aequilonga, lanceolata, obtusiuscula vel externa breviter mucronata; stamina 6, tepalis 

 ca. 2 / 5 -breviora; antherae lineari-oblongae ; stilus cylindricus. Fructus tepala fere aequans, 

 trigono-prismaticus, rostratus, rubro-purpureus, triseptatus; semina ca. 0,8 mm longa, 

 obovata, mutica. 



An Wasserläufen, namentlich in engen felsigen Schluchten des südlichen Gali- 

 forniens und der Küsteninsel Santa Catalina. 



§ 16; v. p. 124. 



35. J. uruguensis Griseb. in Abh. Ges. Wiss. Gott. XXIV. (1870) 317; Buchenau 

 in Abh. Nat. Ver. Brem. VI. (1879) 387 et Monogr. Juncac. (1890) 235. — Caules 

 stricti, tenaces, arcte sulcati, 20 usque 45 cm alti, diam. 1 usque 1,5 mm; cataphylla 

 inferiora fusca, superiora straminea, supremum (vel 2 suprema?) laminam usque ca. 

 1 cm longam gerens ; folia 1 vel 2 turionis sterilis frondosa. Inflorescentia decom- 

 posita, anthelata, contracta; bractea infima inflorescentiam aequans vel paullo superans. 

 Flores conferti, 4 usque 4,5 mm longi. Tepala rigida, fusca, medio dorsi viridiuscula, 

 lanceolata, acuminata, externa sublongiora; stamina 3, tepalis V3 usque y 2 breviora; 



