210 Botany. 



REBOULIA hemispherica, Raddi, (ASTERELLA). Damp rocky 

 places ; moist shady hedgebanks in hilly districts ; under 

 side of thallus purplish ; scarce ; 4 6. 

 1. Halstead, '78, H. 



a. In a small watercourse near the Wells at Sydenham, 

 1805. 



FEGATELLA conica, Corda (CONOCEPHALUS). Damp stream-sides, 

 dripping places in hilly districts ; strong aromatic odour 

 when squeezed ; v. local in our part of Kent ; 3 4. 

 1. Railway arch over stream, near Chislehurst, at water's 

 edge"; '07. L.C.C. 



PREISSIA commutata, Nees. Fissures of damp rocks, especially 

 limestone ; very rare ; 4 5. 



a. In a small watercourse near Dulwich Wells, towards 

 Northwood, 1724. 



LUNULARIA cruciata, Dum. (VULGARIS). Moist limestone walls ; 

 damp hedgebanks ; flower pots in greenhouses (Avery Hill 

 Fernery) ; very frequent ; never observed to fruit in this 

 country. 



1. Moist shady banks in Elmstead Lane, Mottingham, 

 abt. '07. J.F.B. 



Class 11. JUNGERMANNIALES. 

 Series I. Acrogynae. 



FRULLANIA dilatata, Dum. Trunks of trees and rocks; very 

 common ; winter. 



1. Knockholt, '78. G. 



2. Trees near Chelsfield, '78. H. 



3. At the base of a birch tree, edge of bog, Keston, '07. 



L.C.C. 



F. tamarisci, Dum. As DILATATA but less frequent ; 7. 

 1. Knockholt, '78. G. 



LEJEUNIA inconspicua, De Not. (MINUTISSIMA, Dum.). Tree 

 trunks in damp woods (oak, fir) ; 4 5. 



1. On an old elder, Morant's Court Hill, '78. H. 



L. serpyllifolia, Lib. Tree trunks ; 4 5. 

 1. Darenth Wood, '78. G. 



RADULA complanata, Dum. (STEPHANINA). In thick masses 

 on trees or rocks ; common ; fruits all the year round. 



1. Near Chelsfield, on the roots of trees ; Abbey Wood, 



'78. H. 



2. Greenhithe, '78. G. 



