THE BRYOPHYTES 2738 
<) ii ? 
Fie. 198. Mnium undulatum, a Moss. 
A, female plant with four spore-capsules s; B, male plant with 
antheridia at a. 
852. Gross Structure of the Complete Moss-Plant. — Procure a leafy 
plant with a capsule growing from it and note: 
(a) The stem. Is it branched or unbranched? 
(b) The leaves. How arranged? 
(c) The rhizoids. 
(d) The sporophyte, or spore-bearing plant, with a slender stalk 
bearing the capsule. Draw the leafy plant with the sporophyte x 2. 
