Botany. 5$ 



var. c.) floribundus, Bab. (distinct sp. Brit. Mus. Cat.). 



1. Pond on Chislehurst Common. Dod. 



a. Hayes Common, '77. 

 var. d.) penicillatus, Hiern, (distinct sp. Brit. Mus. Cat.). 



1. Very abundant in the Daren th. Dod, etc. 



21. R. Baudotii, Godr. 58, A. 



1. Erith Marshes, W. of Crossness. Dod. 



2. Plumstead Marshes, '94. H. & J. Groves. 



3. Xorthfleet, '82 ; Cliffe Marshes, '00, H. Groves. 



4. Higham Marshes. H. 



5. Isle of Grain. Jackson. 



var. b.) confusus, Godr. (distinct sp. Brit. Mus. Cat.). 

 Northfleet Marshes. Reeves 



R. Baudotii X Drouetii (?) 



1. Ditch, Plumstead Marshes, '77. H. and J. Groves. 



24. R. hederaceus, L. 5 9. A perennial mud or pond weed, but 



never with dissected leaves. This elegant little plant grows 

 readily from seed on a moist garden rockery. W.H.G. 



1. On mud at top of the lower pond, Keston Com., '06. 

 W.H.G., Reeves. 



a. Nr. Charlton. Lister. 



var. b.) omiophyllus, Ten. Below Queen's Wood, Welling. 

 Dod. (a doubtful variety.) 



25. R. sceleratus, L. 6 10, A. or B. Mud, shallow ponds, 



locally distributed ; fly-pollinated. 



1. Southend, Catford, '03 ; ponds in meadow E. side of 



Bromley Hill, '06. W.H.G. 



2. Pond, Grace's Farm, Eltham, '06. L.C.C. 



3. Ditch, Plumstead Marshes, '04. R.H.C. 



27. R. flammula, L. 6 10, P. Ditches and boggy places ; com. 

 except on chalk. 



1. Keston Com., '05 ; meadows off Bromley Road, '06. 



W.H.G. 



2. Eltham Com. ; St. Paul's Cray, '01 ; Shooter's Hill, 



'02. C.H.G. 

 3. Ditches nr. Eltham, '06 L.C.C. 



30. R. lingua, L. 6 10, P. A very local pond weed ; fly-pol- 

 linated. 



a. Old records only, no recent ones. 



31. R. auricomus, L. (GOLDILOCKS), 4 5, P. In shady places 



on the chalk and lower Tertiaries ; not uncommon. 



1. Bromley Hill, Catford, '03 ; Holwood Park, under 

 Beech trees, '06. W.H.G. 



