20 



Habitat in Germania septentrionali et media in planilie , inprimis in arenusis innndatis, in meri- 

 dionali in montosis et alpinis. Jul. Aug. 2).. 



901. Juiicus ol)tu§iflorus Ehbd. vaginis ecarinatis obtusis, eymae decompositae pe- 

 dunculis (Hvaricatis, sepalis oblongis obtusis capsulam globoso attenuatam aequantibus. 

 Fl. germ. 96. 657., cxsicc. 163. 



Zcon t. CCCCIV. (lorens et fructifer, (los, fructits in calyce, extra calycem et dchiscens, Semina. 



Ilabitat ad stagna in locis inundatis. Jtm. Jul. 2).. 



902. — 4. Juucus lnmpr ocnrpos Ehrh. ealamo foliisque eompressis, cyma diyergenfe, 

 sepalis lanceolatis aequalibus capsula ovato-triquetra rostrata brevioribus, exterioribus acutis. 

 Ff. germ. 95. 653., crsicc. 160. 



Icon t. CCCCV. specimina variae magnitudinis , 903. J. affinis Gaud. e Helvetia. — Flos. 

 stamen , capsula in calyce, e.ulem denudata dehiscens, semina, folii pars inferior vaginans. 

 Habitat in humidis, occurrit ctiam repens , natans et prolifer. Jul. Aug. 2f. 



905 — 8. Juncus acutiflorus Eunn. calarno foliisque compressis , vaginis inlimis bre- 

 vissimis subventricosis obtusis , sequentibus elongatis acuminalis, cyma decomposita divergente, 

 sepalis cuspidatis ihterioribus dcmum rccurvo subaristatis, capsulae ovatae rostro elongalo 

 cxserlo. Fl. gcrm. 96. 655., exsicc. 161. 162. 



Icon t. CCCCVI. 905 — 6. virgineus et florens, 907. multiflorus Weiiie, brcvirostris Nees. 

 FIos, capsula in calyce, alia cx 907. dehiscens et semina, folii basis vaginans. 908. specimen inundatum 

 natans et proliferum. 



Habitat in locis liumidis ct paludosis. Jul. Aug. 2+. 



909 — lO. Juncus atratus Kbock. culmo foliisque compressis, cymae decompositae pe- 

 dunculis divergentibus , scpabs lanceolatis subinaequalibus acutis. Non J. atratus Lam., idco 

 dictus : J, melanantlios Rcnn. Fl. germ. 96. 656. 



Jcon t. CCCCVII. florens et fructifer. Flos, capsula in calyce, cxtracalycem el dehiscens etsemina. 

 Habitat in pratis paludosis: am Schcitnig b. Breslau: Treviranus, b. Magdeburg: Kutzing. Jul. 2J.. 



911. Juncus nigricans Dreier: calamo compresso foliis terclibus angulis septem in va- 

 ginam decurrentibus, sepalis inaequalibus lanceolatis cuspidatis capsulam subglobosam umbi- 

 licatam aequantibus. J. atrlcapillus Dreier in litt., J. septangulus Peterm. in lilt. 



Ico» t. CCCCVII. Ilorcns et fructifer. Flos, capsula in calyce, cxtra calycem ct dehiscens ct semina. 



Habilat in Saxonia in fossis pr. Leutsch ct Gundorf: Pktermann. Aug. %. 



Obs. Speciminibus in dunis iu Jutlaiulia boreali lectis adscripsit b. Dreier: ,,tempore quo eeterac hujus 

 generis species aflincs v. c. J. alpinus jam dcflonierunt et fructus inaturos inceperunt, hunc nisi llorcntem inveni." 



d. iaterales. 



912—13. J ii ii «• ii § congl oineratus L. calamo medulla farcto, cyma conglomerata, floribus 

 iriandris, sepalis lanceoiatis acuatis capsula obovata retusa sublongioribus. Fl.germ. 93.631. 



Icon t. CCCCVIII. 912. planta vulgaris, calami transsegmentum , llos, genitalia, capsula in 

 calyce, semina. 913. var. arenaria humilior, flbris radicalibus crassis tomentoso-fibrillosis. 



Ilabitat in liumidis. Jun. — Aug. if, 



914. Juncus fistulosus Guss. calamo listulnsn aphyllo, cyma supradecomposita patula, 

 floribus fasciculatis , sepalis lanceolatis acuminatis capsula obovato-trigona niueroiiata sub- 

 longioribus. Gussoxe Fl. sic. prodr. I. 431, Bertol. Ff. itul. IV- 176. 



Icon t. CCCCIX. Ilorcns et fructifer, cymae fasciculi, flos, capsula in calyce, alia extra ca- 

 lycem, sennna , calami dissegmentum ct transsegiucnium. 



