52 FOSSIL PLANTS. 



Rotularia marsilecefolia. 



Sternberg (in part), Vers. i. fasc. ii. p. 30, fasc. iv. p. xxxu. (excl. syn. 

 Brongt). 



Palmadtes verticillatus. 



Schlotheim, Flora d. Vorwelt, p. 57, pi. ii. fig. 24. 

 Petrefactenkunde, p. 396. 



Remarks. From the small number of the veins, 8. Schlotheimii, var. 

 brevifolium, Schmalh., appears to approach more closely to 8. emarginatum, 

 Brongt., than to S. Schlotheimii, Brongt. 



Horizon. Coal measures. 



Localities. Foreign. Eussia : Donetz. Saxony : Wettin, near Halle. 



Sphenophyllum emarginatum, Brongniart. 



Sphenopyhllum emarginatum. 



Audrae, Neues Jahrbuch, 1864, p. 165. 



Coemans and Kickx, Bull. 1'Acad. Roy. Belgique, 2 e ser. vol. xviii. 



p. 144, pi. i. fig. 2, pi. ii. figs. 1-3. 

 Dawson, Quart. Journ. Geol. Soc. vol. xxii. p. 152. 

 Canadian Nat. vol. viii. p. 441. 

 Quart. Journ. Geol. Soc. vol. xxx. p. 216. 

 Foss. Plants of Lower Carb. Canada, p. 36. 

 Feistmantel, Karl, Der Hangendflotzzug, p. 69. 

 Fontaine and White, Perm, or Upper Carb. Flora, p. 17. 

 Geinitz (in part), Vers. d. Steinkf. in Sachsen, pi. xx. figs. 1, 3, 4. 

 Grand 'Eury, Flore Carbon, du Dep. de la Loire, p. 52. 

 Konig, Icones Fossilium Sectiles, pi. xii. fig. 149. 



Lesquereux, Bull. Mus. Cornp. Zoology, Harvard Coll. vol. vii. p. 244, 1882. 

 Coal Flora in Pennsyl. p. 53. 



Geol. of Pennsyl. vol. ii. p. 853, 1858. 



Report Geol. Survey of Illinois, vol. ii. p. 444. 



Ludwig, Bull. Soc. Imp. Nat. Moscou, p. 10, 1876. 

 Renault, Cours d. Botan. Foss. p. 86, 1882. 



Ann. d. Scienc. Nat. 6 e ser. Bot. vol. iv. p. 282. 

 Roehl, Foss. Flora d. Steink.-Form. Wesphalens,* p. 30, pi. iv. fig. 12 (13 ?) 

 Romer, Beitz. z. Geol. Kenntniss d. Nordw. Harzgeb.f p. 21. 

 Schimper, Traite d. Paleont. Veget. vol. i. p. 339, pi. xxv. figs. 15-17. 

 Stur, Verb. d. k. k. Geol. Reichsanst. 1884, p. 141. 



Jahrb. d. k. k. Geol. Reichsanst. vol. xii. pp. 142, 143. 

 Unger, Synop. Plant. Foss. p. 113. 



Genera et Species, p. 69. 

 Weiss, Verhandl. d. Natur. Vereines d. Preuss. Rheinl. u. Westph. 1868, 



p. 86. 



Foss Flora d. jung. Steink. u. d. Rothl. p. 134. 

 Zeiller, Flora Houil. des Asturies, p. 4. 



Sphenophyllum Schlotheimii. 



Bunbury, Quart. Journ. Geol. Soc. vol. iii. p. 430, 1847. 

 Lindley and Button, Foss. Flora, vol. i. pi. xxvii. 



Sphenophyllum truncatum. 

 Bronguiart, Prodrome, p. 68. 



Renault, Cours de Botan. Foss. p. 87, pi. xiii. figs. 8, 9, 1882. 

 linger, Synop. Plant. Foss. p. 113. 

 Genera et Species, p. 72. 



* Paleeontographica, 1868, xviii. Bel., 1 lief, 

 t Palaeontographica, 1862, ix. Ed., 1 lief. 



