EMBRYOPHYTA— BRYOPHYTA 



a 



Fig. 116a. A. Common Polypody (Polypodium vulgare). rh. Rhizome. s. Stipe. 

 /. Frond, r. Rachis. a. Part of frond' with sori. c. Sporangium, d. Spores. B. Moss 

 (Mnium hormum). a. Inner peristome, b. Outer peristome, two teeth. C. Juniper Moss 

 {Polytrichum commune), rh. Rhizoid. s. Seta or stalk, c. Calyptra or cap. o. Operculum. 

 D. Common liverwort {Marchantia polymorphd). s. Spores, e. Elater. E. Same as D — 

 thalloid body with female fruiting body and cupules. F. Same more magnified, r. Rays- 

 with the spore cases containing the spores and elaters. p. Perigyniumj to the left and right 

 archegonia, different stages. G. Prothallus of fern with archegonia, h. and antheridia, a. 

 H. Fern prothallus with young fern and root at r. I. Protonema of Moss (Funaria 

 hygrometrica) . r. Rhizoids. b. Buds. s. Spores. 



