14 FOSSIL PLANTS, 



Asterotheca arborescens. 



Stur, Culm Flora, heft 2, p. 293. 



Scolecopteris arborescens. 

 Stur, Morph. u. Syst. d. Culm u. Carbonfarne, pp. 102 and 122, fig. 20a. 



Pecopteris arborea. 



Sternberg, Vers. fasc. iv. p. xviii. 



Filicites arborescens. 



Schlotheim, Flora d. Vorwelt, p. 41, pi. viii. figs. 13, 14. 

 Petrefacten, p. 404. 



Pecopteris cyathea. 



Brongniart, Prodrome, p. 56. 



Hist. d. Veget. Foss. p. 307, pi. ci. figs. 1-3 (excl. fig. 4). 



? Bunbury, Quart. Journ. Geol. Soc. vol. iii. p. 429. 

 Dawson, Acadian Geol. 2nd ed. p. 485, 1868. 



Foss. Plants of Lower Garb. Canada, p. 37, 1873. 

 Grand 'Eury, Flore Carbon, du Dep. de la Loire, p. 68, pi. viii. fig. 7. 

 Renault, Cours. d. Botan. Foss. vol. iii. p. 108, pi. xvii. figs. 4, 5. 

 Eost, De Fil. Ectypis, p. 25. 



Sauveur, Ve'ge't. Foss. du Ter. Houil. de la Belgique, pi. xxxix. fig. 2. 

 Sternberg, Vers. ii. p. 149. 



Zeiller, Princip. Veg6t. Foss. du Terr. Houil. p. 81, pi. clxix. figs. 5, 6. 

 Flore Houil. des Asturies, p. 12. 



Asterotheca cyathea. 

 Stur, Culm Flora, heft 2. p. 293, 



Filicites cyatheus. 



Schlotheim, Flora d. Vorwelt, p. 38, pi. vii. fig. 11. 



Petrefacten, p, 403. 



Scolecopteris cyathea. 



Stur, Morph. u. Syst. d. Culm u. Carbonfarne, p. 122. 



Pecopteris Schlotheimii. 



Grand 'Eury, Flore Garb, du D6p. de la Loire, p 69. 

 Sternberg, Vers. fasc. iv. p. xviii. 



Ct/atheites Schlotheimii. 

 Bronn, Index Palseont. p. 365. 

 Giebel, Deutschl. Petrefacten, p. 53. 

 Goppert, Syst. Fil. Foss. p. 320. 



Foss. Flora d. Perm. Form. p. 120, pi. xv. fig. 1, pi. xvi 



figs. 1, 4. 



Eoehl, Foss. Flora d. Steink. Form. Westphalens, p. 83. 

 Unger, Synop. Plant. Foss. p. 86. 

 Genera et Species, p. 156. 



Pecopteris platyrachis. 



Brongniart, Prodrome, p. 56. 



Hist. d. Ve"get. Foss. p. 312, pi. ciii. figs. 4 and 5. 



Bronn, Index Palaeont. p. 365. 



Pecopteris aspidioides. 



Brongniart, Hist. d. Veget. Foss. p. 311, pi. cxii. fig. 2. 



Lesquereux, Report Geol. Survey of Illinois, vol. iv. p. 403. 

 Pecopteris leptorrhachis. 



Bronn, Index Palaeont. p. 916. 



Giebel, Deutschl. Petrefacten, p. 58. 



Unger, Synop. Plant. Foss. p. 98. 

 Genera et Species, p. 175. 



