96 Botany. 



173. V. odorata, L. (SWEET VIOLET), 3 5, P. Banks, woods, 



hedges ; common, but somewhat rare in the chalk districts. 



1. Lane near Keston Church, '05. W.H.G. 



2. Farm Lane, opp. pond, Down Village, '06. W.H.G. 



3. Near High Elms, Farnborough, '03. W.H.G. 



form alba, Lange. 



1. Roadsides close to Maplescombe Valley Farm, near 



Eynesford, '07. W.H.G. 



2. Gravel-pit, Hayes, '02 ; near Cudham Church, '01 ; 



roadsides near Knockholt Rly. Stn., '01. W.H.G. 



3. In fir-wood, Keston. A.D.W. 



3. Betw. Timberden Bottom and Shoreham Castle. 

 Britton. 



V. odorata Xhirta (PERMIXTA, Jord.). 



1. Near Keston. Britton teste Beeby. 



2. Very plentiful in chalk meadows between Keston 



and Down, '06. W.H.G. 



174. V.Miirta, L. 4, P. Dry downs and banks ; common on the 



chalk. Self -fertilisation in cleistogamous buds occurs ; a 

 variable sp. (Britton, " Journ. of Bot." '04), due to the 

 fact that cross-pollination does little to check the tendency 

 to variation. 



a. First record, 1666 : Charlton Wood. 



V. calcarea, Greg, (under HIRTA, B. & H. Bab.). Dry 

 chalk downs ; rare. 

 l.jKeston. Britton. 



175. V. sylvestris, Lam. (under CANINA, B. ; and SYLVATICA, 



Fries, H.), 2 4, P. Woods, etc. ; common on the chalk. 

 1. On chalk, Lullingstone, '03. A. 0. Hume. 



V. sylvestris X Riviniana. 



1. Shady banks, Lullingstone, '03. A. 0. Hume. 



2. Wood nr. Park House, Eynsford. Britton. 



176. V. Riviniana, Reich, (under CANINA, B. ; and SYLVESTRIS, H.), 



DOG VIOLET, 4 5, P. Woods, heaths, hedges ; common 

 everywhere. 



178. V. canina, L. (ERICETORUM, Schr.), 4 5, P. Sandy and peaty 

 places ; rather rare. 



1. Between Hayes Common and Keston Mark, roadsides, 



'04. W.H.G. 



2. Dartford Heath. Dod. 



3. Belvedere Park, '03. R.H.C. 



