Mr. Hardy on the Moss Flora of the Eastern Borders. 451 



4. T. tophaceum:, Brklel. On moist rocks, and oozy places 

 on the sea banks, and in shady ravines, coast of Berwickshire 

 and North Durham ; also inland. B. Pease dean, Preston quarry, 

 Dunglass dean, AUanton, Ayton. N. Eoddam dean, Lyham 

 dean, Hetton burn, Langlee crag ravine. 11. Near Jedburgh. 

 The most remarkable locality for it is the top of a wall on Whit- 

 side hill. There is considerable variety in size, colour, and in 

 the number of teeth in the capsule. 



5. T. EiGiDULUM, «5"m^V^. On moist rocks, and by the gravelly 

 edges of nearly all our streams ; ascending among the hiUs to 

 Langlee crags. Common burn, Heathpool, and the Bizzle burn. 



6. T. FLEXicATJLE, Br. and ISchimp. On clayey bogs and 

 banks ; not unfrequent. B. Abundant on the sea banks at Siccar 

 point ; also on moors at Penmanshiel ; Dunglass burn foot ; 

 Pleursdean; below Milldean; on Ale water; near Lauder. N. 

 In Eoddam dean ; on Care burn ; in Langlee crag ravine ; and 

 in the Bizzle. It appears to indicate the presence of lime ; ac- 

 companying Hyp. commutatum, and a small form of Hyp. stellatum, 

 that selects tufa- forming waters. 



7. T. HOMOMAiiLTJM, Br. and Sch. Ditch sides, and crevices 

 in banks of a light barren clay, or sand, among the moors. B. 

 Bowshiel dean ; roadsides in Penmanshiel wood ; Drakemire, &c. 

 N. Kyloe wood ; top of Whiteside hill near Wooler ; Henhole ; 

 in the poor soil at the top of the Bizzle ; Bellyside ravine ; 

 above Langleyford Hope. 



22. Tortula, Schreh. 



1. T. ALOiD-ES, Br. and Sch. N. Clayey banks beyond Spittal, 

 and near Hudshead ; and by the side of the Wooler turnpike 

 near Scremerston. B. Sea banks above Burnmouth, and below 

 Milldean. — W. S. Sea banks at Greenheugh, and behind St. 

 Helen's Church, E. Among rocks in the Fairy dean. — A. J. 

 In the summer the leaves appear like fragments of ruby wire. 



2. T. TJNGUicuLATA, Hedw. On clayey banks, deserted quar- 

 ries, waU tops, bridges, &c. Among the hills at Langlee crag 

 ravine. The Tortulse in general prefer the lower ground. 



3. T. PALLAx, Hedw. In newly ploughed out fields recently 

 limed; also in pastures; by road sides and on banks; not so 

 frequent as the last. 



4. T. VESTEALis, Bridel. Yar. flaccida. E. On a waU near 

 Cherrytrees. — /. B. B. 



5. T. TORTTJOSA, Weh. and Mohr. N. Among dry mountain 

 rocks in large tufts. In crevices of rocks in the Bizzle, and also, 

 but scarcer in Henhole ; among the Careburn rocks, and in 

 Langlee crag ravine. Sir W. J. Hooker found this in Iceland 

 growing on lava. This species, with Trichostomum Jlexicaule, and 

 Neckera crispa, furnishes a typical illustration of what Mr. Baker 

 calls " the Xerophilous role of distribution." (North Yorkshire, 

 p. 322.) In the Bizzle, I observed a plant that had fallen down, 



