274 IRIDACE^. 



III. By the Cran, Hounslow Heath. Hatton, Hanworth Road, Thames 



at Twickenham and Isleworth. 



IV. Near Kenton ; Melv. 76. Stanmore ; Varenne. Bet. Finehley and 



Hendon ! ; Newb. 

 V. Canal at Greenford ; Melv. 76. At Hanwell ; Cole. Perivale ; Lees. 

 VI. Copse near Warren Lodge, Edmonton. 

 VII. Ponds in Ken Wood Grounds. Isle of Dogs. 



First record : BlacJcstone, 1737. Mr. Sjme says {Seem. J. ofB. vi. 69) that 

 I. acoriformis, Bor, {Syme E. B. ix. t. 1495) is the only one of the three 

 forms into which Boreau divides this species which he has seen by the 

 Thames, but that /. Bastardi,l^ov.,\s the plant round Ken Wood ponds. 

 The typical /. pseud- Acorus, however, probably occurs in the county. 



662. Z. foetidissima, L. Stink'mg Gladdon or Gladwyn. 



Xyris, sive Spahda foetida (Park., Pet., Mill.). 

 Cyb. Br. ii. 439. Syme E. B. ix. t. 1494. 

 Hedges ; very rare. P. June, July. 

 V. Pasture at Perivale, apparently native ; Lees. 

 VI. Muswell Hill, in a hedge ; Mart. Ajyp. P. C. 72. 



VII. [Near to Kentish Town. ... I do verily think it not natural in that 

 place ; ParJc. Theat. 258. In a hedge near Kentish Town ; Mart. 

 Tourn. ii. 45.] [On Jack Straw's Castle, and in a hedge near it ; 

 Pet. Midd. and Mill. Bot. Off. 421.] Near Hornsey ; Huds. i. 14 

 and subsequent writers. Lord Mansfield's Park ; Cooper, 102. 

 First record: Parkinson, 1640. 



CROCTTS, Linn. 



663. ^C-vemuSiWilld. Spring Purple Crocus. 



Cyb. Br. ii. 442. Syme E. B. ix. t. 1499. 



Meadows ; very rare. P. March, April. 

 VI. In meadows near the Church at Hornsey, in plenty, 1842, T. B. Flower ; 

 Herb. Linn. Soc. Southgate, F. W. ; Phyt. N. S. \\. 349. Hornsey 

 Meadows, 1852; Herb. S. P. Woodward. Abundant in the turf 

 of a large meadow a little south of Colney Hatch, but in Hornsey 

 parish. Prof. A. H. Church informs us that it grew in this last 

 locality in the recollection of persons living in the neighbourhood, at 

 the end of the last century [and that before houses were built it 

 grew sparingly bet. Hornsey and Wood Green]. 



First record : before 1800. Is it certainly an alien? 



