61 

 t, Columnaria laiiceolata STERNB. Vers. 1. 4. p. 2d. 

 C. caudice striato duos pedes lonj^o , duos poUices in diametro 

 Iftto , itt utroque latere (co'npressionis) rotunilato. 



Palmacites lanceolatus Schloth Nachtr. p. 39't. 



In schislo litliaiUhracum ad Wettinum Germaniae. 



S. Coliimnaria listulosa STERXfi. Vers. I. 4. p. 2S. 

 C. caudice bipollicari subtereti tenuissiiue striato fistuloso lapi- 

 descente. 



Calamites inermis Schloth. Nachtr. p. 401. 



In arenaceo lithanthracum ad Wellesweiler Germaniae. 



Ordo ILt. Asteropiijllitae. 



?lantae herbaceae vel arborescentes caulibiis ramosis articu- 

 latis saepius striatis, foliatis. Folia verticiilata linearia li- 

 bera v. basi connata. Fructificatio terminalis lateralisve spi- 

 cata. Sporocarpia verticillata libera ovata compressa. 

 JJnger in Bot. Zeit. 184'i. N. 11. 



40. Tolkttiaiiiiia STERNB. 



vaulis arborescens , cylindricus , articulatus , longitudinaliter 



, costatus V. striatus, ramosus, foliatus. Folia verticillata, 



articulata, decidua, crcbra, erecto-patentia, ob verticil- 



los approximatos imbricata, spicas verticillato - foliatas 



aemulantia. 



Sternb. Vers. II. p. 58. 



i\l, Toikmannia dlstaehya STERNB. Vers. I. 4. p. 30. t. 48. 



jV f. 3. II. p. 52. 

 V. caale cylindrico tenuiter striato (fere semipollicem crasso), ar- 

 ticulis cylindricis inaequilongis, raaiis foliiferis oppositis spi- 

 caeformibus cylindraceis obtusis , basi nudis , foliis verticilla- 

 tis crebrLs poliicaribus, lineam iatis, linearibus longissime nt- 

 tenuato - acuminatis. 

 ,' ,, In schisto lithantbracum ad Swina Bohemiad. 



U Volkniannla arborescens STERNB. Vers. II. p. 52. 1. 1 4. f. i. 



V. caule cylindraceo arboreo ramoso , articulis inaequilongis 

 (.2-~d Uu. longis}, cylindricis (iQ^i'^ <iuos pollices crassis); 



