III, 3. DIE STEINKOHLENFLORA VON RADNITZ IN BÖHMEN. G3 



Sigillaria diploderma Corda. 



Corda, Beiträge zur Flora der Vorwelt, p. 29, Taf. 59, Fig. 8— 11. 



S. trunco rotundato, longitudinaliter carinato; pulvinulis suprapositis inter se contiguis, subelon- 

 gatis; cicatricibus spiraliter dispositis, trapezoideis, infra rotundatis; fasciculis vasorum 

 extremis lunulatis, centrali punctifo-rmi. 



In schisto lithanthracum ad Swina et Wranowitz prope Radnitz. 



Syringodendron pes capreoli Steh™. 



Sternberg, Vers. I, Fase. 4, p. 24. 



& truncis sulcatis, costis aequalibus, parattelis convexis 3, linearibus, cortice tenui obtectis, cica- 

 tricibus parvis linearibus superne bifidis. 



Syringodendron striatum Brongn., Class. veget. foss., p. 20, Taf. 1, Fig. 3. 

 In schisto lithanthracum ad Radnitz. 



Ord. Diploxyleae Corda. 



Trunci erecti cylindrici, cortice carnosa-medullosa vestiti. Cylindrus lignosus centralis minutus. 

 Liber nullus. Stratum ligni inlernum tenue e vasis scalariformibus amplis, sine ordine et 

 dispositione arete congregatis compositum Strato externo circumdatum et innatum. Stratum 

 externum ligni e vasis scalariformibus minoribus radiato-seriatis compositum, crassum et 

 radiis vasorum ligni interni percursum. Medulla ampla cylindrica. 

 Corda, Beiträge zur Flora der Vorwelt, p. 35. 



Diploxylon Corda. 



Trunci arborei cylindrici e cortice carnosa, crassa, ligni strato duplici, e meris vasis scalari- 

 formibus constante, nee non medulla formati. Stratum interius continuum e vasis majoribus 

 conflatum fasciculos emittit, gui Stratum exterius triplo majus arcuatim perforantes radios 

 medulläres exiguos simulant. 



Corda, in Verhandlungen der Gesellschaft des vaterländischen Museums in Böhmen, 1840, p. 25. — 

 Beitr. zur Flora der Vorwelt, p. 36. — Unger, Genera et spec. plant, foss., p. 252. 



Diploxylon elegans Coraa. 



Corda, 1. c. p. 2d, Taf. 1, Fig. 1-4. — Beitr., Taf. 10, 11, Fig. 1—3 — Unger, 1. c. 



D. truncis decorticatis extus longitudinaliter stratis, strato externo ligni strato interno quadruplo 



crassiore, fasciculis vasorum angustis. 



Diploxylon rycadoideum Corda, Beitr., p. 36. 



Arüsia transversa Sternb., Vers. II, p. 192, Taf. 53, Fig. 7 — 9. 



Phytolithus transversus Steinb., org. rem., Taf. 5, Fig. 3. 



Calamites fasciatus Slernb., Vers. I, Fase. 2, p. 27, Taf. 17, Fig. 3; Fase. 4, p. 26. 



Sternbergia transversa Artis Antedil. Phytolog., Taf. 8. — Göppert, Syst. filic. foss., p. 439. 

 In schisto lithanthracum ad Waidenburg et Belk Silesiae, ad Lea-brook Angliae et ad Wranowitz; 

 in arenaceo ad Chomle prope Radnitz. 



