Mr. Hardy on the Moss Flora of the Eastern Borders. 455 



28. Racomitrmm, Br. and Sch. 



1. K. AcicuLABE, Bridel. On wet rocks and stones in upland 

 rivulets, and by waterfalls. Ascends the Chevi it ravines. 



2. R. suDETicuM, Br. and Sch. N. On dry exposed mountain 

 rocks. <* On Cheviot." — /. V. Thompson, 1807 . "On Cheviot, 

 Hedgehope, and Alnwick Moor." — Winch. Over nearly all the 

 high Cheviot rocks, but fruiting best in the Bizzle and Henhole ; 

 House of Crag. Trichost. microcarpon of Winch's Flora. 



3. E. rASCicuLARE, Bridel. On rocks and sometimes on walls, 

 among the hills ; ascends to the Bizzle. 



4. E,. HETERosTiCHUM, Bridel. On exposed rocks and walla 

 among the hills ; common. 



5. R. LANUGiNosuM, Bridel. Over-lapping stones upon the 

 ground in the higher moors. It gives a greyish colour to every 

 collection of weather-beaten stones among the Cheviots. It is 

 a prevalent moss in Lapland ; (Wahlenberg) ; is a native of the 

 American Arctic regions; (Parry) and Harvey found it on Table 

 mountain, Cape of Good Hope. (Eay Soc. Kep.) 



6. R. CANEscENs, Bridel. On stony and barren places among 

 the hills. N. Abundant in Langleyford vale, nearly down to 

 Middleton Hall; and also on the Lammermoors. (B). Var. 

 ERicoiDES, by road-sides on Coldingham moor. Caspar Bauhiu 

 was the first to figure this variety, and the name is his. T. 

 canescens was found by Sir W. J. Hooker to be the prevailing 

 moss on the roughest tracts of Iceland lava. (Mackenzie,) 



29. Ptychomitmin, Br. and Sch. 

 1. P. POLYPHYLLUM, Br. and Sch. On rocks, heaps of stones, 

 in shady places and in ravines. B. " On rocks in the lower part 

 of Lumsden dean. — Dr. Johnston. Bowsheil dean, and several 

 places near Penmanshiel ; near St. Helen's Church ; side of the 

 Pease burn below Black crag, on new stones cast over the Rail- 

 way bank ; near Netherbyres, Blackhouse, Buncle, and Lint! aw ; 

 generally in scattered tufts. N. Near the Maiden well, Wooler ; 

 rare in that district. R. Roxburghshire. — A. J. Cherry trees. — 

 W. B. B. 



30. Orthotrichuin, Hedwig. 



1. 0. CUPTJLATUM, ^q^n. On parched, barren, sun-bsat rocks, 

 which receive moisture in winter and spring ; and on stones by 

 the side of streams, not uncommon. Ascends to Heathpool, and 

 Langlee crag ravine. 



2. 0. ANOMALUM, Hedw. On rocks and stones by the side of 

 streams and lakes ; common. Ascends to Heathpool Linn, and 

 above Alwinton. 



3. 0. PALLENS, Bruch. R. On trees near Melrose. — /. A. 



4. 0. STRAMiNEUM, Homsch. R. Not uncommon on oaks near 

 Melrose. — /. A. N. On trees near Middleton Hall. B. On 

 elm near Sligh-houses. — /. A. Near Eyemouth. — W. S. 



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