I. FLOWERING PLANTS. 61 



SAGINA APETALA. Dry gravelly places, and on walls, common, 5-9. 

 (Hampstead, and Hampstead Heath.*) 



SAGINA CILIATA. In similar situations, and on commons, (frequent in 

 Surrey ; or else often mistaken for the preceding, of which it may be 

 merely a modification). Tilbury ; Harrow Weald Common ; about 

 Weybridge ; Albury ; Witley Common ^ west of Woking station. 



SAGINA PROCUMBENS. Waste places and dry pastures, common, 5-9. 

 (Hampstead Heath.*) 



SAGINA SUBULATA. Dry, gravelly, and stony pastures, not uncommon, 

 6-8. 



SAGINA NODOSA. Wet, sandy places, not very frequent, 7-8. By the 

 canal between Harefield and Oxbridge ;* by the lake in Hatfield Forest ;* 

 Uxbridge Moor ; banks of canal near Woking station, and near Pirbright ; 

 about Shiere and Albury ; Hammer Ponds and on Witley Common ; 

 between upper and lower Cutmill ponds ; slopes of Box Hill ; near 

 Wandsworth Pier, in 1855 ; near Hoddesdon ; Cookham Down. 



SAGITTARIA SAGITTIFOLIA. Ditches and margins of rivers, frequent, 7-9. 

 (Ditches by the Lea Canal, and by the Lea ;* in the Roding ;* Padding- 

 ton Canal ;* Thames ;* Colne ;* &c.) 



SALICORNIA HERBACEA. Riversides, by the Thames below Greenwich, 

 local, abundant. At Purfleet ;* Canvey Island ;* Rochester.* 



SALIX PENTANDRA. Banks of rivers, and in watery places, rare, 56. 

 Near the brick kiln, Harefield ; in an enclosure on Esher Common, near 

 the farms on the road across it to Oxshott Hill ; Coombe Wood, Wim- 

 bledon ; about Fulham, olim ; by the Lea near Whitwell ; hedge by 

 roadside near King's Langley. 



SALIX FRAGILIS. Banks of rivers, marshy woods, and osier grounds, 

 common, 45. Abundantly by the Thames between Putney and Kew ;* 

 by the Lea.* 



SALIX RUSSELLIANA. Variety of S. fragilis, in similar situations. 



SALIX VIRIDIS. Ambiguity. Variety of 8. fragilis (?) ; vide i Botanical 

 Gazette,' iii. p. 60. 



SALIX ALBA. In similar situations, common. Plentiful near Mortlake 

 and Kew :* and in the Lea meadows.* 



(6, c, cccrulea and vitellina, varieties ; c, in hedges, Hounslow Road, Twick- 

 enham ; and by the Thames between Twickenham and Richmond ; 

 Mangrove Lane, Hertford, in a hedge.) 



SALIX UNDULATA. In similar situations, rare, 45. By the Thames about 

 Richmond ; by the Lea near Higham Hall. 



SALIX TRIANDRA. In similar situations, not uncommon, 4-6. By the 

 Thames between Putney and Mortlake ;* Mole at Brockham ;* Thames 

 between Richmond and Hampton Court;* ditches by the Lea ;* and by 

 the railroad between Tottenham and Broxbourne.* 



(c, amygdalina : variety of the preceding, and in similar situations. By 

 the Brent between Greenford and Peri vale ; foot of Box Hill ; by the Mole, 

 Woodford.) 



SALIX PURPUREA. Marshes and riversides, not very frequent, 4-5. 

 Thames about Twickenham ; by the Gran, near Isleworth ;* and at 

 Hospital Bridge ;* Wargrave. Var. Lambertiana, banks of the Lea, at 



