100 



BOTANY. 



at the top, where the stems continue to grow, dying away 

 below. 



The sexual organs are rarely met with, but should be looked 

 for late in autumn or early spring. The antheridial branches 

 are often bright-colored, red or yellow, so as to be very con- 

 spicuous. The capsules, which are not often found, are larger 



n 



FIG. 65. Forms of mosses. A, plant of Phascvm, x 3. B, fruiting plant of 

 Atrichum, x 2. (7, young capsule of hairy-cap moss (Polytrichum) , covered 

 by the large, hairy calyptra. D, capsules of Bartramia : i, with ; n, without 

 the calyptra. E, upper part of a male plant of Atrichum, snowing the flower, 

 x 2. F, a male plant of Mnium, x 4. G, pine-tree moss (Clemacium] I, x 1. 

 H. Hypnum, x 1. /, ripe capsules of hairy-cap moss : i, with ; u, without 

 calyptra. 



than in most of the common mosses, and quite destitute of a 

 stalk, the apparent stalk being a prolongation of the axis of 

 the plant in the top of which the base of the sporogonium 

 is imbedded. The capsule is nearly globular, opening by a 

 lid at the top (Fig. 64, E). 



