NECKERACEA] 2IQ 



i. CRYPHJEA ARBOREA (ffuds.) Lindb. 



Autoicous; sparingly branched. Leaves broadly ovate, acutely 

 pointed ; entire, nerve ending below apex. Perich. bracts elliptic-oblong 

 with an excurrent nerve ; capsules unilateral, immersed oblong ; lid conico- 

 acuminate. (T. CXXIV, C.) 



SYN. Sphagnum heteromallum, polycephalum DILL. Hist. muse. 248, t. 42, f. 6 (1741) et Herb. 

 ^SSSiSi^^^^ 396 (1762 >' L S ' "'"< * '570 (, 7 6 3 >. 



Hypnum polycephalum NECK. Meth. muse. 190 (1771). 

 ? Phascum repens WITHER. Bot. arrang. ii, 661 (1776). 

 Fontinalis secunda L. FIL. Meth. muse. 368 (1787). 

 ? Grimmia arborea SCHRANK Baier. fl. ii, 445 (1789). 

 Hypnum heteromallum GMEL. Syst. nat. 1340 (1791). 



Neckera heteromalla HEDW. Muse, frond. Hi, 38, t. 15 (1792), Sp. muse. 202 (1801). SIBTH. 

 Fl. Oxon. 304 (1794). SM. Fl. Brit. 1274 (1804), Eng. Bot. t. 1180. TURN. Muse. Hib 

 102 (1804). SCHWAEG. Suppl. I, P. II, 146 (1816). HUEBEN. Muse. Germ. 572 (1833) 



Cryphcea heteromalla MOHR Tab. synop. muse. (1803). BRID. Mant. 139 (1819), Bry. univ 

 ^l 08 ^- 5 ABENH " D> kr> fl " "' S " 3- 2 43 ('848). BR. SCH. Bry. Eurfasc 44-45 

 83S: * S ' /^ Brit ' f (I855)> SCHIMP - s y n P s -463 (1860), 2 ed. 5 6i. BERK. 

 Handb. 65, t. 3 (1863). MILDE Bry. Siles. 280 (1869). DE NOT. Epilogo 218 (1860) 

 HOBK. Synops. 184 (1873). JURATZ. Laubm. Oester-Ung. 359 (1882). BOULAY Muse. 

 Fr. 179 (1884). HUSN. Muse. Gall. 288, t. 81 (1892). Dix. JAMES. Stud. Handb 358 

 (1896). LIMPR. in RABENH. D. kr. fl. Laubm. ii, 680, f. 329 (1894). 



Pilotrichum arboreum P. BEAUV. Prodr. 17 (1805). 



Daltonia heteromalla HOOK. TAYL. Muse. Brit. 8l (1818). GRAY Nat. arrang. i, 749 (1821). 

 DE NOT. Syllab. 71 (1838). 



Pilotrichum heteromallum C. MUELL. Synops. ii, 167 (1851). 

 Cryphcea arborea LINDB. Bidrag till Moss. syn. 10 (1863). 



Autoicous ; in lax creeping tufts. Secondary stems pinnate, with few 

 branches. Leaves patent when moist, imbricated and appressed when 

 dry ; ovate-acuminate, concave, margin entire, reflexed in lower half, 

 nerve ending below apex ; cells incrassate, roundish, longish next the 

 nerve at base, becoming oval in oblique rows towards margin. Perich. 

 bracts entire, appressed, inner ovato-lanceolate, with a long excurrent 

 nerve and a single row of small quadrate cells at margin ; capsules all 

 turned to one side, on a very short seta ; immersed, ovate-oblong, reddish- 

 brown ; calyptra small conico-campanulate, notched at margin smooth ; lid 

 convex-conic, acute ; teeth of peristome whitish, lanceolate, fenestrate, 

 endostome with 16 filiform processes as long as teeth, cilia none, all 

 papillose. 



HAB. On old trees, most frequent in S. of England, Fr. 4 5. 



