Botany. 69 



613. R. nigrum, L. (BLACK CURRANT), 4 5, Shrub. Denizen ; 

 damp copses. Few insect visitors ; generally self -fertilised. 



1. Chalk-pit, Greenhithe. Dod. (as in 612). 



2. Wood 'at Crofton, nr. Orpington, '05. W.H.G. 



3. One bush by riverside, two others in moist part of the 



Woods, Castor Estate, Beckenham, '97. Sc. 



NOTE. To this order also belong the Hydrangeas, Syringa or 

 Mock Orange Blossom (Philadelphia) and Deutzia, certain sp. of all 

 of which are cultivated in Avery Hill and Greenwich Park. 



N.O. 3. PLATANACE&. 



PLATANUS orientalis, L. var. acerifolia (ORIENTAL PLANE), 

 a Deciduous Tree more commonly planted in London 

 thoroughfares than any other. They are at once recognised 

 by their large leaves, annually renewed scaly bark, and 

 little balls of fruits hanging down on strings from the 

 branches. 



N.O. 4. ROSACE& 



(110) PRUNUS, L. Fl. buds formed the previous autumn. 



419. P. spinosa, L. (COMMUNIS, Huds.), 4 5, SLOE or BLACK- 



THORN ; D. shrub. Hedges and thickets ; v. common. 420 

 and 421 are now regarded as varieties of spinosa (Bab. B, 

 and H., Brit. Mus. Cat.). 



420. P. insititia, Huds. (BULLACE), 45, D. Shrub. Not uncom. 



1. Kidbrook, Jackson ; Keston, Britton. 



2. Roadsides and ditch-banks, Plumstead Marshes ; 



S.E. border, Darenth Wood. Dod. 



3. Keston.. '96. Sc. 



421. P. domestica, L. (WILD PLUM), 45, D. Tree, the ancestor 



of our cultivated plums and damsons ; naturalised. 



1. Hedge W. of Puddledock, formerly orchards. Dod. 



2. Nr. Lullingstone ; Cliffe. H. 



3 Hayes Lane, nr. Pickhtirst, '97. Dr. Playfair 



422. P. avium, L. (WiLD CHERRY ; included under P. cerasuslin 



B 's Handbook, '92), 5, D. Tree, the ancestor of the Morella 

 cherry. 



1. Frequent in coppices at Keston and Crofton, '06. 

 W.H.G. 



