176 ^r. Buchenau. — Juncaceae. 



Neu-Fundland (de la Pylaie; Robinson et Schrenck n. 233 eine aufrechte 

 Form mit durchwachsenen Köpfen, 234 eine flutende Form). 



Var. eusupinus Aschers, et Graebn. I.e. 461. — Flores virides vel rubescentes ; 

 stamina 3, antherae filamenta fere aequantes. 



Formae diver sae. — Var. eusupinus maxime variabilis est, sed formae nume- 

 rosae nullam constantiam praebent; propter densitatem caespitum, humiditatem et 

 insolationem soli, propter profunditatem aquae gignuntur et saepe in uno aestate et 

 eodem loco mutant. Formae principales sunt: 



a. Gaules erecti, saepe basi nodoso-incrassati. 



a. Caules tenues, graciles; capitula plura, 4- usque 1 2-flora. — J. bulbosus L. 



1753, v. supra. — /. fasciculatus Schrank, Baiersche Flora I. (1789) 616, 



non Schousb. — /. supinus var. a. genuinus Coutinho 1. c. pr. pte. — 



J. supinus e bulbosus Richter, PI. Eur. I. (1890) 179. 

 ß. Gaules firmiores; capitula pauca, 8- usque 15-flora. — /. supinus var. 



nodosus Lange in Videnskab. Meddelels. (1861) 66. — J. Welwitsehii Höchst. 



in sched. pl. Welw. v. Steudel, Sjnops. plant, glum. II. (1855) 304. — 



/. supinus ß. Welwitsehii Coutinho 1. c. — J". trieephalus Welw. in sched., 



Njm. Gonspect. (1882) 748. 

 y. Capitula dense aggregata, pr. pte. geniculato-inserta. — J. supinus A. I. a. 2 



genieulatus Aschers, et Graebn. 1. c. 462. 



b. Gaules erecti, pusilli, rarius bulbiferi. — /. supinus var. d. pygmaeus Marsson, 

 Fl. Neuvorpommern (1869) 456. — J. supinus var. a. genuinus Coutinho 1. c. 

 pr. pte. 



c. Caules prostrati vel repentes, saepe e nodis radicantes et proliferi, rarius bulbi- 

 feri. — J. uliginosus Roth, Tent. fl. germ. I. (178 8) 155, II. (1789) 405; 

 Schkuhr, Handb., ed. 1. I. (1803) t. 98 b . — J. alpinus Pers. Syn. I. (1805) 

 384 non Vill. — J. supinus var. uliginosus El. Fries, Novit, fl. suec. (1828) 

 91, 92 et aut. plur. — J. repens Maerckl. fide Dierbach v. Schult, fr. in Rom. 

 et Schult. L. Syst. veg. ed. 16 VII. 2. (1830) 1660. — /. supinus ß. repens 

 Koch Syn. ed. 2. IL (1844) 843. — /. viviparus Relhan, Fl. cantabr. (1785) 

 123 (t. E. Mey. Syn. Juncor. [1822] 29). — /. supinus a. genuinus Coutinho 

 1. c. pr. pte. 



d. Gaules fluitantes, saepe proliferi, rarissime tuberiferi. Folia basilaria saepe capil- 

 laria. — /. fluitans Lam. Encycl. meth. bot. III. (1789) 270. — J. supinus 

 var. fluitans E. Fries (182 8) 1. c. — J. stolonifer aut. div. non Wohlleben. — 

 /. supinus var. aquatilis Gren. et Godr. Fl. France III. (1856) 3 44. 



e. Caules submersi, inflorescentia tantum emersa; capitula paueiflora; folia basilaria 

 capillaria. — J. confervaeeus St. Lag. in Ann. Soc. bot. Lyon (18 82) 749. — 

 /. supinus f. confervaeeus Buchenau, Fl. nordwesld. Tiefebene (189 4) 136. 



Var. Kochii (Schultz) Syme in Journ. of bot. IX. (1871) 271. — / nigritellus 

 Koch, Synops. fl. germ., ed. 1. (1837) 730 (non Don) et in Flora (1838) 289; Sturm, 

 Deutschi. Fl. XVIII. (1839) H. 77; Doli in Flora I. (1840) 460. — ■ J. supinus Moench 

 var. nigritellus Fr. W. Schultz in Flora II. (18 40) 640; El. Fries, ibid. Literaturber. 59; 

 Böckeier in Flora I. (1841) 216, 544, (1842) 671, (1843) 486, 615, 816; Reichb. 

 Deutschi. Fl. IX. (1847) t. 397, f. 884. — /. Kochii Fr. W. Schultz in 13. Jahresber. 

 Pollichia (1855) 32 et 16. u. 17. Jahresber. Pollichia (1859) 326; Fr. W. Schultz in 

 Flora (1873) 251. Buchenau, Krit. Verz. . . . aller Juncac. (1880) 95 et Monogr. Juncac. 

 (1890) 293. — J. supinus Moench b. erectus Lehmann in Arch. Naturk. Livl. Ehstl. 

 Kurl. XI. (1895) 1 76 (?). Aschers, u. Graebn. 1. c. 462. — Planta ereeta, altior (usque 

 25 cm), gracilis. Flores intense colorati, saepe fere castanei. Tepala acutiora, externa 

 acutata, interna acutiuscula, sive acuta. Stamina 6 ; antherae parvae, filamentis duplo 

 breviores. Fructus perigonium aequans vel vix superans, retusus. 



