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GLOSSARY. 



Acicular, shaped like a bodkin. 



Acrocarpous, bearing fruit at the tip 

 of the stem or branches. 



Annulus, a little ring, which is often 

 elastic, at the rim of the mouth of 

 the sporangium. 



AwtheHdia, oblong or globular cel- 

 lular bodies, containing the sper- 

 matozoids. 



Apophysis, a swelling of greater or 

 less size at the base of the spo- 

 rangium or tip of the fruit stalk, 

 sometimes belonging more or less 

 to both. 



Apophysate, furnished with an apo- 

 physis. 



Appendiculate, fringed with little 

 fragmentary bodies. 



Archegoniwm, the young flask-shaped 

 female fruit, in the cavity of which 

 the embryonic cell is generated. 



Areolate, divided into little arese, a 

 term applied to the cellular tissue 

 of the leaves. 



Bifarious, two-ranked, a term ap- 

 plied to the leaves. 



Bigeminate, a, term applied to the 

 teeth of the peristome when com- 

 bined in two pairs. 



Calyptrp, the membranous cap of 



the sporangium, derived from the 

 wall of the arehegonium, which 

 splits below and is carried up by 

 the swollen sporangium as the 

 fruitstalk elongates. 



Cancellated, like lattice-work. 



Capsule, a name usually applied to 

 the sporangium, but rejected here 

 because it is manifestly incorrect. 



Cenrnous, drooping : spoken of the 

 sporangium. 



Chlorophyllous, spoken of the leaf- 

 cells when they manifestly contain 

 a green grumous mass, or little 

 pellets of chlorophyll. 



Cilia, processes which sometimes 

 alternate with the teeth of the in- 

 ner peristome. 



Cladocarpous, used when the spo- 

 rangia are produced on extremely 

 short branchlets. 



Columella, the little central column 

 which occurs in the centre of most 

 sporangia. 



Commissure, the point of junction of 

 two cells, or of the lid and mouth 

 of the sporangium. 



Cotyledonoids, a term applied to 

 the germinating threads of mOBses, 

 from a notion that they are analo- 



