XL] 



BAIERA 



39 



portion of the lamina is 5 mm. broad and the ultimate segments 

 with obtuse apices have a breadth of 2-5 mm. The venation is 

 imperfectly shown in the specimens figured by Renault and Zeiller 1 . 

 Baiera furcata Heer. 



A type similar to B. multifida Font., but characterised by the 

 more uniformly narrow segments (2 2-5 mm.), is described by 

 Heer 2 and Leuthardt 3 from Keuper beds of Switzerland. Leuthardt's 

 figures show a single vein in the segments, a feature which may 

 be a peculiarity of the species. It was in association with this 

 species that Leuthardt found the male flowers referred to on 

 another page (p. 53). 

 Baiera paucipartita Nathorst. 



The leaves of this Swedish, Rhaetic, species 4 may reach a length 

 of 10 cm. ; the lamina is narrow and cuneate, deeply divided into 

 bifurcate linear segments with obtuse apices. It differs from 



-COC/ 



FIG. 646. Baiera paucipartita. (After Nathorst; f nat. size) 



1 Zeiller (06) B. p. 202, PL XLVIII. figs. 1, 2. 



2 Heer (76) A. Pis. xxix., xxx.. xxxvi. 



3 Leuthardt (03) p. 7. Pis. n. iv. 



4 Nathorst (86) p. 94 r Pis. xx. xxn. 



