312 



GLOSSARY. 



gous to the cotyledons of Phaeno- 

 gams. 



Cucullate, hoodshaped, a term ap- 

 plied to the veil or calyptra when 

 split on one side. 



Dimidiate, the same with cucullate. 



Distichous, two-ranked, applied to 

 the leaves. 



JExserted, applied when the fruit- 

 stalk projects beyond the perichse- 

 tium. 



Falcate, sickle-shaped. 



Follicle, a little bladder on the leaves, 

 as in Pottia cavifolia. 



Geniculate, bent suddenly. 



Innovations, accessory branches pro- 

 duced generally after the fruit is 

 perfect. 



Lid, the terminal portion of the 



^sporangium, which usually sepa- 

 rates by a circular horizontal fis- 

 sure. 



Ligulate, strap-shaped. 



Lingulate, tongue-shaped. 



Mitriform, applied to the veil, when 

 not split on one side, or fissured 

 more or less symmetrically. 



Ocrea, a little sheath sometimes in- 

 vesting the base of the fruitstalk, 

 distinct from the vaginula. 



Operculum, the same with the lid. 



Papillose, covered with minute pa- 

 pillae, as the leaves of several 

 mosses. 



Parapkylla, variously shaped folia- 

 ceous or filamentous bodies pro- 

 duced near the leaves, but not at 

 definite points like stipules. 



Paraphyses, threads accompanying 



the archegonia or antheridia. 

 Perichcetium, the leaves immediately 

 surrounding the base of the fruit- 

 stalk. 



Perigamium, the portion of the fer- 

 tile reduced branchlets which con- 

 tains the archegonia. 



Perigonium, the male inflorescence. 

 , Perigynium, the leaves encircling the 



fertile bud. 

 ^Peristome, the processes which are 

 produced within the mouth of the 

 sporangium, which by their hy- 

 grometric nature modify the dis- 

 persion of the spores. 



Pleurocarpous, used when the fruit 

 is lateral, and produced on rudi- 

 mentary branchlets. 



Polygamous, having the male and 

 female inflorescence variously dis- 

 posed in the same species. 

 (Proeinbryo, the same with cotyle- 



donoids. 



^Prothallus, the same with Cotyle- 

 donoids. 



Protonemata, the same with Cotyle- 

 donoids. 



Pulvinate, forming cushion -like 

 masses. 



Reticulation, the same with areola- 

 tion. 



Ring, the same with annulus. 



Rostrate, spoken of the lid when 

 elongated ; when less elongated it 

 is said to be rostellate. 



Rosulate, leaves disposed like the 

 petals of a rose. 



Scalariform, ladder-like. 



Secund, leaning to one side. 



Seta, the same with fruitstalk. 



Setaceous, bristle-shaped. 



Spathulate, narrow below, broader 

 above; spoon-shaped. 



Spermatozoids, the active bodies, 

 produced in the antheridia, by 

 which the embryonic cell of the 

 archegon is impregnated. 



