HYPNACE^.] 80 [Hypnum. 



Hypnum orthorhynchtim BRID. Sp. muse. II, 106 (1812). 



Eurhynchimn Stokesii BR. SCH. Bry. eur. fasc. 57 61, Mon. to, t. 8 (1854). SCHIMP. 

 Synops. 562 (1860), 2 ed. 1876. MILDE Bry. siles. 307 (1869). HUSN. Muse. gall. 339, 

 t. 98 (1893). LIMPR. in RABENH. Laubm. Hi, 192 (1897). 



Rhynchostegium Stokesii DE NOT. Epilogo. 85 (1869). 



Hypnum Stokesii C. MUELL. Synops. ii, 448 (1851). HOBK. Synops. 156 (1873). 



Eitrhynchium pralongum HOBK. Synops. 2 ed. 206 (1884). BRYHN Explor. Bryol. in valle 

 Norv. Stoerdalen 59 (1893). Dix. JAMES. Stud. Handb. 416 (1896). 



Dioicous ; in spreading entangled, bright yellowish-green tufts; 

 stems fragile, arched, slightly radiculose, pinnate or sub-bipinnate, with 

 long simple rigid squarrose-leaved stolons, branches in two rows, slender, 

 pointed, longest below and decreasing in length upward. Stem-leaves 

 distant, squarrosely recurved, decurrent, triangular-cordate, suddenly 

 contracted into a long channelled point, sharply serrate all round, only 

 somewhat recurved at the concave wings, nerve thin, vanishing below 

 apex in a thorn-like point at back ; cells at basal angles numerous 

 enlarged and subrectangular, above narrow and linear. Paraphyllia 

 numerous, deltoid-lanceolate, eroso-serrate. Branch-leaves close erecto- 

 patent, ovato-lanceolate, acuminate acute, sharply serrate. Perichaetium 

 squarrose, bracts pale, nerveless, gradually narrowed into a recurved 

 strap-shaped sharply serrate subula ; seta long slender red, rough with 

 obtuse tubercles. Capsule brown, horizontal, leptodermous, oblong 

 somewhat ventricose, subcylindric when dry; lid nearly as long as 

 capsule, conic with a long pale beak curved downward or upward ; 

 annulus of two rows of cells ; peristome orange, the teeth with long 

 pale points, inner yellow with 2 cilia. Male plants smaller with 

 gemmiform infl., the bracts recurved at point, nerveless. 



HAB. Wet shady woods and moist hedge-banks, common. Fr. 112. 

 Var. /?. Stokesii (Turn.) Brid. 



Lurid green, with slender flagella from lower part ; stems bipinnate, 

 branches densely crowded, stem-leaves wider, shorter and less acuminate. 



SYN. Hypnum Stokesii Turn. Muse. hib. 159, t. 15, f. 2 (1804). HOBK. Synops. 156. 

 Hypnum pralongum Var. Stokesii BRID. Sp. muse. II, 103. WILS. Bry. Brit. 348. 



Eurhynchium pralongum Var. (3. Stokesii HOBK. Synops. 2 ed. 206. Dix. JAMES. Stud. 

 Handb. 416. 



HAB. Shady rocks by streams in subalpine districts, not common. 



Ireland, near Lough Bray (Dr. Stokes). Cromagloun, Killarney (Wilson). Arklow, 



" " scommon. Afon Ro, Conwa^ 



all at Bedgelert (Hunt 1861) ! ! 



bxuiu, uttti Avuugu Dray ^i/r. Clones), v^romagioun, is. 



Wicklow. Clonmel, Tipperary. Rockingham, Roscommon." Afon Ro, Conway 



(Wilsot.) ! ! Lyndale, N. Devon (Nowell 1864). Old wall ; 



