356 baker's north YORKSHIRE. 
(Sect. B.-PLEUROZIUM). 
3. H. parietinum (L.) Lindb. 
(//. Schreheri WiUd.). 
Range 1-3. 
Woods and shady heathery banks, plentiful, rare in fruit. 
Common upon heaths and hedgebanks, ascending from 
the central valley to the upper zone peaks (Baker). 
Scackleton Moor, near Castle Howard, fruiting (Spruce, 
1839)- 
Near Saltergate, in fruit (M.B.S.). 
Widdy Bank, fruiting (Barnes). 
Fruiting 10-11 mths. 
(Sect. C— RHYTIDIADELPHUS Lindb.). 
4. H. tpjquetpum (L.) Bry. Eur. 
Range 1-3. 
On shaded banks and in woods, frequent, not common in 
fruit. 
Plentiful everywhere in shaded places ascending from the 
central valley to the upper zone peaks (Baker). 
Mowthorpe Dale, Castle Howard, fruiting (Spruce, 1837). 
Gilla Leys, Castle Howard, in very fine fruit (M.B.S. 1847). 
Holwick and Dr}^ Gill, Teesdale, fruiting (Barnes). 
Near Hemsley (Ingham). 
Fruiting ti mth., rarely found in fruit. 
5. H. squarrosum (L.) Bry. Eur. 
Range 1-3. 
Shaded grassy banks and in woods, not common in fruit. 
Everywhere plentiful in damp places, ascending from the 
central valley to the upper zone peaks (Baker). 
Near York, and in Gilla Leys, Castle Howard, fruiting 
(Spruce, 1846). 
