456 fossil plants of britain. 



Endogenites. 



End. erosa, Mant. Geol. South East Eng. page 236, tab. 1, 

 fig. 4, 5, 7. Hastings sand, Tilgate, &c. 



striata, Lindl. and Hutt. tab. 227 A. Coal Measures, 



England. 



This genus has been placed here on the authority of M. Brongniart, who 

 considers it has more affinity to the arborescent ferns than to the palms. 



The fronds only known. 



VARIABLE FERNS. 

 BOCKSCHIA, Gopp. 



Fronds stemless? fan-shaped, with parallel veins; fertile fronds with 

 5 or 7 plaits, sterile flat. Sori oblong, in two rows, seated on the plaits, 

 which are bluntly triangular. 



Bocks, flabellata, Gopp. tab. 1, fig. 1, 2. Coal measures, 

 Waldenburg, Silesia. 



Pachypteris, Brong. 



Fronds pinnate or bipinnate ; leaflets entire, coriaceous, ribless or one- 

 ribbed, contracted at the base, not adherent to the midrib. 



Pach. lanceolata, Brong. Prod, page 50; Brong. Hist.i. page 

 168, tab. 45, fig. 2 ; Gopp. tab. 1, fig. 4; Sternb. part v. 

 and vi., page 55. Sphenopteris lanceolata, Phillips, tab. 

 10, fig. 6. Oolite shale, Saltwick, Yorkshire. 



ovata, Brong. Prod, page 50; Hist. i. page 168, tab. 



45, fig. 2 ; Sternb. part v. and vi., page 55 ; Gopp. page 

 180. Neuropteris Icevigata, Phillips, tab. 10, fig. 9. Oo- 

 lite shale, Saltwick, Yorkshire. 



Anomopteris, Brong. 



Fronds pinnate ; leaflets linear, entire, somewhat plaited transversely at 

 the veins, marked with a midrib ; veins simple, perpendicular, curved. — 

 Fructification of doubtful form. 



Anom. Mougeotii, Brong. Prod, page 50 ; Ann. Sci. Nat. vol. 

 xv. page 439 ; Hist. i. page 257, tab. 79 —81 ; Gopp. tab. 

 1, fig. 5. Gres bigarre, Sulz-les-bains, Wapelonne. 



DANJEACEM, Gopp. 



Fronds pinnate, veins transverse. Sporangia adnate to the lower sur- 

 face, approximating to the margin, and opening by a fissure. 



Glockeria, Gopp. 



Frond pinnate. Sporangia oval, seated on the secondary veins at the 

 margin of the frond, and probably dehiscing longitudinally. 



