AN ENUMERATION OF CULTIVATED MENS. 281 



on the footstalk, 2-valved, containing numerous obovatc recep- 

 tacles in two longitudiual series, tearing cellular vesicles of 



Gei.us i6t.— Hint with spore-cases, natural size. No. i. 



two kinds — 1. (Antheridangia), containing numerous small 

 spores ; 2. (Ooplwridangia), containing a single large spore. 



1. M. quadrifolia, Linn. ; Willd. Sp. PI. 5, p. 538 ; Settle. 



Crypt. 1. 173. — Germany. 



2. M. macropus, Hooh. Je. PI. t. 909 ; Garcl. Ferns, t. 63 ; 



Seemann, Joum. Pot. 1, p. 6. (The Nardoo plant of 

 Australian explorers.) — Australia. 



