Botany. 107 



1048 P. rotundifolia, L. 8, P. Woods, ch. on the chalk ; rare and 

 local . 



a. Joyden's Wood, Bexley. Beeby. 

 (265) MONOTROPA, L. (N.O. MONOTROPE^E, B. & H.). 



1053. M. hypopitys, L. (HYPOPITYS MONOTROPA, Scop.), 7 8, P 

 A yellowish saprophyte with mychorrhiza ; woods (fir, 

 birch and beech), mostly on the chalk ; rare. Central fl. in 

 fives ; rest usually in fours. 



1. Beech coppice on Skid Hill leading to Chelsham, but 



on the Kent side of the county boundary, '04. 

 W.H.G. 



2. High Elms, '91 Kennard. 



3. Wood at High Elms ; beneath beech trees at two 

 stations at Keston, c. '92. A.D.W. 



N.O. 2. ERIC AC EM. 



SUB-ORDER 1. VACCINIOIDE>E (VACCINIACE.E, B. & H.), 



with inferior ovary. 



1032. VACCINIUM myrtillus, L. (BILBERRY), 5, Shrub; green 

 angular leaves, deciduous stems and blue berries. Stony 

 woods and sandy heaths ; rare in the district. 



1. W. side of Keston Common above the bog, '06. W.H.G. 



2. Abt. in the private portions of Holwood Park. W.H.G. 

 a. Daren th Wood (Reeves) ; Joyden's Wood, '77. 



SUB-ORDER 2. ERICOIDE/E (ERICACEAE, B. & H.). 



1038. CALLUNA vulgaris, Hull. (ERICA, DC.), HEATHER, 68, 

 Shrub. Dry heaths and commons ; very common. 



1. Hayes Common and Keston, where var. b.) INC ANA, 



(with ashy grey leaves) also occurs. W.H.G. 



2. White flowered form on Dartford Heath. Dod. 

 a. First record, 1629 : Dartford Heath. 



(259) ERICA, L. (HEATH), 78, Shrubs. Moorland pis. ; the 

 root stock of E. scoparia (S. France) known as 

 Bruyere furnishes " briar "-wood pipes. 



1040. E. tetralix, L. Moist sandy heaths and commons. Bee-fls. 



1. Hayes and Keston Commons, '06. W.H.G. 



2. Paul's Cray Common, '06., W.H.G. ; '04, R.H.C. 



3. Common in Holwood Park. A.D.W. 

 a. Blackheath, 1836. 



