explanatio:n^ of plate xxv. 



JTTBULA. — Plant of typical J. Hutchinsiffi, enlarged; two pairs of leaves 

 seen from below ; a lower lobe separate and divided ; a perianth with its 

 outer involucre and the dehiscent capsule ; an elater. 



BLEPHAROSTOMA. — Plant of B. trichophylla, and same enlarged; peri- 

 anth with the outer involucre, ventral side ; two cross sections of perianth ; 

 portion of the margin of its orifice, expanded. 



LIOCHL^EXA. — Plant of L. lanceolata; end of fertile branch, Avith two 

 leaves, two iuvolucral leaves, and young perianth ; summit of perianth; 

 perianth and involucre, the capsule protruding; capsule on its pedicel, 

 witli remains of calyptra ; capsule dehiscent. 



MYLIA, — I lants of M. Taylori, enlarged ; portion of stem, seen from be- 

 neath; a cauline leaf (below) ; an underleaf ; an involucral leaf (above) ; 

 perianth partly cut away, showing the calyptra and exserted dehiscent 

 capsule. 



DIPLOPHYLLL'M.— Plant of typical D. albicans, enlarged ; a folded leaf; 

 a leaf with the upper lobe expanded to show the nerve ; an involucral 

 leaf seen from without, and from within ; perianth, cut longitudinally ; 

 calyptra. 



NARDIA. — Plant of N. crenulata (a slender small-leaved form), enlarged ; 

 portion of upper stem with leaves ; perianth ; calyptra ; elater and spores. 



JUKGERjNIAXXIA. — § 1. Plants of J. Schraderi, natural size and enlarged ; 

 two leaves; twounderleaves; involucre; summit of perianth. — § 2. Plant 

 of J. barbata, enlarged ; portion of stem with leaves and underleaves ; 

 perianth with involucre ; involucre. — § 3. 1 lant of J. Helleriana, en- 

 larged ; summit of stem with leaves, involucre, and perianth ; involucrai 

 leaves; margin of perianth unfolded. — § 4. Plants of J. iuflata, natural 

 size and enlarged ; cauline leaves ; involucral leaf. 



LUXULARIA. — Sterile and fruiting plants of L. vulgaris, enlarged ; section 

 oi involucre, showing calyptra and capsule ; lunate receptacle or sterile 

 plant, with gemnuie. 



MARSILIA. — Portion of plant of M. quadrifolia; a sporocaro; sporocar^, 

 burst in water and extruding the gelatinous ring with compartment 

 j'itachod. 



