I. FLOWERING PLANTS. 57 



frequent, and more so on the chalk, 6-8. Abundant in chalk-pits, 

 Harefield ;* about Croydon ;* road from Carshalton to Sutton ;* by the 

 Paddington Canal near Willesden ; railway banks,* &c. 



RHAMNUS CATHARTICUS. Woods, hedges, and thickets, frequent, 5-6. 

 Hedges by the Thames near Moulsey Lock ;* by the Brent at Neasdon ; 

 hedges about Harefield ; hedges between Beaconsfield and Uxbridge ; 

 Iver Heath and Gerard's Cross ;* lanes between Plumstead and W. 

 Wickham ;* Epping Forest ; banks of the Roding ; of the Mole ; not 

 unfrequent on the Downs ;* Hog's Back ;* near Woodmanstone. 



RHAMNUS FRANGULA. Woods and thickets, especially in boggy situations, 

 frequent, 5-6. Putney Heath, near entrance to Roehampton Lane ;* 

 Reigate Heath ;* woods of Boar Hill and Leith Hill ;* bogs about Chisle- 

 hurst ; in the wood S. of the E. common, below ;* White Heath Wood, 

 near Harefield ; Epping Forest ; wood near Warley Common ; wood 

 near Compton ; forked pond, Witley Common.* 



RHINANTHUS CRISTA-GALLI. Meadows and pastures, frequent, 6-7. 

 Meadaws near Wimbledon Common, below the mill ;* meadows at 

 Pinner ;* Thames Ditton ;* Elstree ; Box Hill, below ; about Harrow ; 

 Lea marshes ; Warley and Brentwood. 



RHYNCHOSPORA ALBA. Bogs, chiefly on the heaths in S.W. Surrey, 6-8. 

 Bagshot Heath, abundant in several places ;* Elstead Common ;* borders 

 of Stotbridge pond ;* Whitemoor Common, in profusion ;* Pirbright 

 Heath ;* Chobham Common ;* Farnham Common, by Burnham Beeches ;* 

 Esher Common ; a patch at the foot of Oxshott Hill ;* Cow Moor ; 

 Bisley Common ;* swamp near Cobham, Surrey ; and peat bogs on 

 Farnham Common ; Windsor Park ; Waterdown Forest (bog). 



RIBES NIGRUM. Woods and river-sides, rare, 4-5. Meadow near the 

 Warren pond, Breakspeares, Harefield ; by the Mole, near the mill, 

 Esher ;* by the river Wey ; wet places about Godalmmg ; Warley 

 Common ; about the old castle grounds, Great Berkhampstead. 



RIBES RUBRUM. Woods and hedges, rare, 4-5. Coppices near Break- 

 speares, Harefield ; wood between Chislehurst and Bromley ; about 

 Coulsdon ; Leatherhead ; Box Hill ; bridge by the Mole ; Warley 

 Common ; banks of the Roding ; by the Mole at Esher ; copse opposite 

 Roxford ; near rectory, Hatfield ; in How Dell ; canal side, near Bowne 

 End ; Great Berkhampstead. 



Ribes Grossularia. Hedges and thickets, rare, 4-5. Road between 

 Chislehurst and Bromley (?) ; about Coulsdon ; Ongar ; High Laver. 



ROSA SPINOSISSIMA. Heaths, chiefly on sand and chalk, rare, 5-6. Barnes 

 Common ;* * Croham Hurst ; Riddlesdown, near Caterham Junction ;* 

 Waddon Marsh ; about Albury, on the Downs. 



ROSA TOMENTOSA. Hedges and thickets, not unfrequent, 6-7. About 

 London (?) olim ; Caen Wood (?) ; between Cobham and Cuxton ; Epping 

 Forest ; lane between Upminster and Gt. Warley ; frequent about Hert- 

 ford ; Hertford Heath ; Brickendon ; Bayford ; Little Berkhampstead ; 

 Cheshunt ; lane from Colney Heath to St. Albans ; woods S.W. of Tring ; 

 near Welwyn (S. B. Blow). 



1 Several plants on a low bank, doubtless planted there originally. 



