LINDMAN, AMERICAN SPECIES OF TRICHOMANES SM. 



15 



Her]). Swartz. drawn here in lig. 1, A. Fronds of this shape 

 occur in the same tuft and upon the same caudex (rhizome) 



Fig. 3. Trichomanes hymenoides Heihv.. .4 cellular structure of the margin 

 of a frond from Swartz's original specimen (X 110). B centre of the same 

 frond (X 110): C cellular structure of a lobe of a frond from South Brazil, 

 Rio Grande do Sul. Exped. 1. Regnell. n. A, 397 (X 110): D cells of the 

 same (X SfiO): E cells and veinlet of a frond from South Paraguay, Exped. 1. 

 RegncU. n. A. 1803 (X 110): F cells of the same (X 3:"i0). 



as those, which Hooker and Greville have illustrated as 

 »apoduim, K. Müller ^ has accentuated :)lrondes fere sessiles •, 



1 Bot. Zeit. 1854, p. 736 (>Tr. muscoides>). 



