HYMENOrHYLLACE/K. 



lata pinnatiloba, lobis ntroque Litere 2-3, rhachibns '2 mm. latis, lobis ob- 

 triangulari-obcuneatis 5 mm. longis 4 mm. latis apice in ambitu truucatis basi 



cuneatis apice alte duplo 

 vel triple lob n latis, 



Fig. 78, '!' I'li-lomd.iu'N palmifolium HAYATA; a, the plant; b, a portion of a frond; c, 

 another portion of a frond, showing the vermiform strings on the latter. 



lobulis ult im is 1-2 mm. longis 1-1^- mm. latis apice acutis margine leviter 

 superiore (snrsurn) recurvis crispato-imdulatis ; frous levitor recurva vel 

 suberecta, C( >stis fronclis loborum vel lobnlorum utraque pagine elevatis, titraque 

 pagine pilis brevissimis pauce (prsesertim ad costas) dispersis brevissimis apice 

 clavatis. Involucrmn ad lobulnm lateralem termiuale apice valvis 2 semi- 

 rotundatis 1 T ^ mm. latis f mm. longis in- 

 strnctum basi complauatum campami- 

 latum, campaunlis ore 1] mm. latis 1 

 mm. altis (profvmdis), valvis ventralibus 

 qiiam iis dorsalibus paullo majoribns. 

 HAB. Ai-isaii, leg. B. HAYATA et 

 S. SASAKI, Jan., 1912. 



Fig. 79, Trichomanes rigidum Sw. 



Near T. Maltinoi C. CH. = T. acutwn MAKING (Plianerog. et Pterid. 1. 1. 

 16), but differs from it by tlie shorter and broader fronds ; from T. proli/erum 



