HYPNACE*.] 150 [Ctenidium. 



HAB. On the ground in limestone districts, common. Fr. 1 1 12. 

 Var. /?. croceum Tayl. Hypnum croceum TAYL. MSS. 



Stems tall, erect, densely tufted, golden -yellow, with few irregular branches; 

 leaves large, circinate, striated when dry. 



HAB. On wet rocks, Knockavohila, Kenmare (Taylor) ! ! Killarney (Binstead 1896) ! ! 

 Inverness-shire (Greville). Hill Bell and Grisedale (Stabler). Helvellyn (Waterfall 1887). 

 Pigeon rock mountain, Co. Down, Ireland (Lett & Waddell 1885) ! ! 



Var. y. condensation Schimp. Synops. 632. 



Growing in depressed expanded tufts, orange or straw colour, stems short 

 and stout, closely pinnate, the branches hooked at point, leaves falcate, plicate. 



HAB. On humus among rocks. Marple, Cheshire (T. Rogers] ! ! 

 Var. 8. robustum Boulay. 



Nearly erect, 2 4 in. high, in lax yellowish-green tufts, fuscous at base, 

 orange at points. Stems irregularly pinnate with short branches from the 

 upper part. Leaves large, flexuose in the upper half, strongly falcate, cells 

 laxer, margin with few short distant teeth. 



HAB. Mardale, Westmoreland (Binstead 1893) ! ! Ben Narnain, Argyllshire (Dixon 1898) ! ! 

 Var. e. fastigiatum Bosw. 



Slender, branches erect, less closely pinnate, somewhat fastigiate ; leaves 

 less crowded, small, less strongly falcate. 



SYN. HOBK. Synops. 2 ed. 226. DIXON Handb. 479. 



HAB.-By the Dove Holes, Dovedale (Holmes) ! erroneously referred to S. Canariensis. 



This fine moss varies very much, and the figure is drawn from the slenderest 

 form, from which there is every stage of gradation to robust. 



2. CTENIDIUM PROCERRIMUM Molendo. 



Dioicous; resembling C. molluscum but much more robust, brownish- 

 en, glossy, the branches dense, regularly pectinato-pinnate in arrange- 

 lent. Stem-leaves crowded, falcato-secund, from a cordate base, lanceo- 

 -subulate, auricled, entire, nerves obsolete or forked, cells at angles 

 quadrate. (T. CXII, D.) 



^ ^rm^S^^^'i^f^ 0t l l866 PI 458 ' DE NoT - E P n g '74 (1869). 

 Gall. 403, t. ii6 (1894) Dix T | CHIMP> s y n ps- 2 ed. 764 (1876). HUSN. Muse. 



D. kr. fl. Laubm. iii, 451 (1899). Handb. 477 (i8g6). LIMPR. in RABENH. 



Hypnumpetraum BOUL. Muse, de 1'Est 264 (1872). 

 Hypnum (Ctenidium) procerrimum MOL. 1. c . 



