UETICACE^. 253 



n. Hanworth Churchyard. Wall by the river of Hampton Court Gardens. 

 Lane opp. Hampton Place, Twickenham. 



III. By the river, Isleworth. Under palings of a flooded field by the 



Duke's Eiver, Isleworth. 



IV. On the tower of Edgware Church. Hampstead; Irv. Lond. Fl. 119. 

 v. Garden wall, Sion Park. Hedgebank near Turnham Green. Old 



tombs in Chiswick Churchyard. Eiver front of Hammersmith 

 Terrace. 

 VI. Highgate, Eev. S. Palmer; Mag. Nat. Hist. ii. 266, and Irv. MSS. 

 VII. [On the Charterhouse Cloisters, &c. ; Bot. Lond. 274.] [Walls ad- 

 joining the Thames above and below Westminster Bridge; Curt. 

 F. L.] Chelsea ; Putney Bridge, 1817 ; Herb. G. ^ B. [Wall of fish- 

 pond at Canonbury House, 1818; Bennett (v.s.).'] 



First record : Petiver, 1709. Exhibits an attachment to the vicinity of 

 the Thames. 



URTICA, Linn. 



[U. pilulifera, L. Cyb. Br. ii. 369. Syme E. B. viii. tt. 1280, 1281. Ha- 

 verstock Hill, where the path leaves the road towards South End 

 Hampstead; Irv. MSS. and Lond. Flora, 119.] 



608. IT. nrens, L. Small Nettle. 



U. racemifera minor annua, R. Syn. iii. (Blackst.). 

 Cyb. Br. ii. 368. Curt. P. L. f. 6. 



Eoadsides, waste grounds, and gardens; rather common. A. June- 

 September. 

 I. Harefield; Blackst. Fast. 112. 

 II. Teddington. 



III. Harrow, frequent ; Melv. 70. Hounslow Heath. Twickenham. 



IV. Hampstead ; Irv. MSS. Stanmore. 

 V. Hanwell ! ; Warren. 



VI. Edmonton. 



Vn. Marylebone, 1827-30; Varenne. Isle of Dogs!; Newb. Primrose 

 Hill. 



First record: Blackstone, 1737. 



609. U. dlolca, L. Nettle. 



U. racemifera major perennis, B. Syn. iii. (Blackst.). 



Cyb. Br. ii. 369. Curt. F. L. f. 6. 



Waste grounds, roadsides, &c. ; very common. P. July — September. 



Throughout all the districts. 

 VII. Frequent in the suburbs. Primrose Hill. Isle of Dogs. Hackney 



Wick. Kentish Town. 

 , First record : Blackstone, 1737. 



Cannabis sativa, L. Hemp. Cyb. Br. ii. 372 ; iii. 506. Syme E. B. 

 viii. t. 1283. III. By the river near Twickenham Church. V. By the 



