488 •OftY^fOGAMH. 



sum, t. 108, and : Eq'uisetum, t.915 9 §%9, 

 are other examples of spiked ferns. Each 

 seed of the latter is embraced by 4 fila- 

 ments, judged by Hedwig to be the sta- 

 mens. Supposed ferns with radical fructi- 

 fications are Pilularia, t, 521,; and Isoetes, 

 t. 1084 ; but the former might possibly be 

 referred to Monoecia Polyandria, and the 

 latter to Monoecia Monandria^ as the 

 system at present stands. Lycopodium, 

 t. 22&, 1148, &c, is a fern, at least in 

 my opinion, with axillary fructification. 



2. Musci. Mosses. These are really herbs* 

 with distinct leaves and frequently as di- 

 stinct a stem. Their conical membranous 

 corolla is called a calyptra^ or veil, its 

 summit being the stigma. This veil clothes 

 the capsule, which, before the seed ripens, 

 is elevated on a fruit-stalk. The capsule 

 is of one cell and one valve, opening by a 

 vertical lid-f\ Seeds very numerous and 

 minute. The barren flowers of mosses 



'* Hedwig's term muscif rondo si is incorrect, 

 t This part in Phascum only does not separate from 

 the capsule. 



