FissiDENTACE^.] 84 [Ftsstdens. 



Syn. — Fissidens incurvus var. p. fontanns Br. Sch. Bry. eur. fasc. 17, Mon. 7, t. i (1843). 



Fissidens crassipes WiLS. Juratz. Laubm. oesterr.-ung. 62 (1882). Lesq. James Mosses 

 N. Amer. 83 (1884). 



Fissidens mildeanus Schimp. in litt. Milde in Rabenh. Bryoth. n. 470. Bot. Zeit. 1862, 

 p. 459. De Not. Epil. bri. ital. 482. 



Fissidens viridulus vax.fontanus ante p. 71. 



Fissidens fontanus Schimp. Mitt. Journ. Linn. soc. Bot. xxi, 556. 



Dioicous or autoicous ; dull lurid green. Steins weak i — 2 in. high, 



flexuose, ascending. L. succulent, lineal-lingulate, acuminate, limb 



thick, yellow, unequal, vanishing with the nerve below the irregulai^ly 



crenulate apex ; cells larger. Caps, suberect, ovate, contracted below 



the mouth when dry, narrowly annulate, on a stout yellow-red seta ; 



lid conico-rostellate. 



Ilkley (Dr. Carrington 1855). Ravensdale and Monsal dale {Holt 1883). More allied to the 

 next species than to F. viridulus. 



10. FISSIDENS RIVTJLAEIS Sfntce. 



Autoicous ; robust, dark green. Leaves multijugous, elongate- 

 lineal, with a very thick border confluent at apex with the nerve. Caps, 

 cernuous, oval, lid conico-rostellate. (T. XII*, A.) 



Syn. — Fissidens bryoides var. rivularis Spruce Muse, pyren. n. 318 (1847) ; Trans. Bot. soc. 

 Edin. iii, 193 (1849). Journ. Bot. 1880, p. 359. 



Fissidens rivularis Schimp. Bry. eur. fasc. 46-47 Suppl. 2 (1851). Synops. 105 (i860), 

 2 ed. 114. HuSN. Muse. gall. 47, t. 15 (1884). 



Fissidens pyrenaicus Spruce Trans. Bot. soc. Edin. 1849, p. 194. 



Autoicous ; dark lurid green, csespitant, plants |- — i in. high, divided 

 at base or sparingly branched. Leaves 12 — 20-j'ugous, crowded, patu- 

 lous, rather rigid, elongate-lineal, with a thick limb confluent at apex 

 with a stout nerve in a blunt apiculus, infer, lam. vanishing at base, cells 

 round, dense, chlorophyllose. Caps, on a short slender pale terminal 

 seta, cernuous, becoming erect when old, small, oval, leptodermous, pale 

 fuscous, exannulate, lid conic, shortly rostrate, red. Male infl. axillar, 

 very numerous, gemmaceous, minute, bracts 3, very thin, lax, the upper 

 lam. forming an apiculus. 

 Hab. — On stones wet with spray. Fr. 8 — g. 



On a rock in Fairlight glen, Hastings (Holmes 1884) ! ! 



An excellent species, and a fine addition to our flora, remarkable for the 

 very short slender seta, which is often curved and flexuose. 



II. FISSIDENS RUFULUS Schimp. 



Ante p. 74. Also found on stones in the R. Wharfe, Bolton bridge (West) ! I and Glynhir, 

 Caermarthen (Rev. A. Ley 1879). 



