Hypnace^.] i66 [Stereodon. 



9. STEREODON CALLICHROUS Brid. 



Dioicous ; procumbent, pinnate, in pale soft yellowish tufts. Leaves 

 circinato-secund, ovate-lanceolate, acuminate, nerveless. Perich. bracts 

 erect, attenuated, scarcely serrulate ; capsule subcylindric, arcuate, lid 

 conico-acuminate. (T. CXIV, E.) 



Syn. — Hypniim Stereodon callichrous Brid. Bry. univ. ii, 631 (1827). 



Hypnuni callichroum Hueben. Muse. germ. 685 (1833). Rabenh. D. kr. fl. II, S. 3, 271 

 (1848). C. Muell. Synops. ii, 294 (1851). Br. Sch. Bry. Eur. fasc. 57 — 61, p. 27, 1. 16 

 (1854). ScHiMp. Synops. 623 (i860), 2 ed. 753. De Not. Epilogo 175 (i86g). Milde 

 Bry. Siles. 359 (1869). Hobk. Synops. 2 ed. 223 (1884). Lesq. James Moss. N. Amer. 392 

 (1884). HusN. Muse. Gall. 402, t. 116 (1894). Dix. James. Stud. Handb. 475 (i8g6). 

 LiMPR. in Rabenh. D. kr. fl. Laubm. iii, 495 (1899). 



Hypnum hamulosum WiLS. Bry. Brit. 396, t. 58 (1855). Berk. Handb. 124 (1869). 



Hypnum rupestre B. White in Trans. Bot. Soc. Edin. ix, 198 (1868). 



Hypnum (Harpidium) callichroum Sanio Bryol. Fragm. II, 26 (1887). 



Dioicous and pseudautoicous ; in loose soft turgid tufts, yellow-green 

 or lively green. Stem slender ilexuose, procumbent or ascending, pinnate 

 and with tufted radicles, the branches hooked at points ; paraphyllia very 

 few, subulate. Stem-leaves crowded, falcato-secund, from a narrow 

 decurrent rounded-ovate base, suddenly lanceolate-subulate, often 

 crumpled above, entire, nerves two, short or none, cells narrow, flexuose 

 in the middle, at angles 2 — 3 rows of hyaline inflated cells, oval or 

 angular, forming a convex group extending half way to the middle of 

 leaf. Branch-leaves strongly curved, crisped when dry. Perichjetium 

 radiculose, pale, spreading, inner bracts lanceolate, acuminate, serrulate 

 above ; seta long, purple, capsule cernuous or horizontal, cylindraceous, 

 slightly curved, castaneous ; lid orange, conical pointed, annulus of 3 — 4 

 rows of cells, peristome yellow. 



Hab. — Damp woods and boulders in subalpine districts. Fr. 7 — 8. 



Trosachs (Lyle). Clova mountains (Drumtnoud). Snowdon (Nowell). Craig Chailleach 

 (Bralthwaite i860) ! ! Ben Lawers. Near Leeds (Mclvor 1845). Moffat dale (Nicol). 



10. STEREODON HAMULOSDS {Brid.) Lindb. 



Dioicous ; densely casspitose, yellowish-green, very slender, pinnate, 

 stem-leaves crowded, falcato-secund, ovato-lanceolate, gradually subulate, 

 entire nerveless. Capsule longish-cylindric, cernuous, lid conical, obtuse. 

 (T. CXIV, F.) 



Syn. — Hypnum cupressijorme Var. hamulosum Brid. Sp. muse. II, 217 (1812), Bry. univ. ii. 610 

 (1827). 



