ALISMACEiE. 287 



III. Mr. Groodyer found it on Hounslow Heath ; Johns. Ger. 418. Plenti- 

 fully there, 1736 ; Blackst. MS8. Ibid. ; Lamberfs Herb. Kew. 

 Pond on Twickenham Common, 1842, Twining; Herb. Kew. 

 IV. Golder's Grreen, Hampstead ; Irv. M8S. and Lond. Fl. 108. 



V. [Acton G-reen, 1864 ; Newb.] 

 VI. [Finchley Common, J. Woods ; B. G. 404.] 



VII. [Ditches left-hand of highway from Holloway to Highgate; ParJc. 

 Theat. 1245.] 

 First record : Goodyer* 1633 ; also the first as a British plant. Appa- 

 rently less frequent now than formerly. 



SAGITTARIA, Linn. 



696. S. sagrittifolia, L. Arrowhead. 



Pistana Magonis (Lob.). Sagittaria major et minor (Grer.). Sagitta 

 aquatica major et minor et 8. angustifoUa (Blackst.). Gramen 

 bulbosum aquaticum, C. B. Prod. (Merrett). 

 Cyb. Br. iii. 478. E. B. 84, reproduced in Syme E. B. ix. t. 1436 (drawn 



from a Middlesex specimen). 

 Sides of streams and ponds ; common. P. July, August. 

 I. Harefield ! ; Blackst. Fasc. 89. 



II. Ponds in Bushey Park!; New B. G. 101. Near Hampton Court; 

 Merrett, 107- Queen's Eiver, Hampton, abundant. Thames side 

 bet. Hampton village and Court ; New B. G. Supp. Bet. Hampton 

 Court and Kingston Bridge. Bet, Strawberry Hill and Teddington. 

 Canal, W. Drayton ! ; Newb. Colne, Staines Moor. 

 III. Cran at Twickenham. 

 IV. Brent at Willesden ; Herb. Hardw. At Stonebridge ; Forty Farm ; 



Farrar. 

 V. Canal at Grreenford ; Melv. 80. Apperton ; "Wembley ; Cole. Brent- 

 ford ; Hemsley. 

 VI. Lane from Hornseyto Tottenham Church; Coop. Supp. 11. Ditch by 

 the New Cut, Edmonton. 

 VII. [In the Tower ditch ; Lob. Adv. and Ger. 337.] Several places by 

 the Thames banks near London ; Merrett, 49. [Ditches in Tuthill 

 Fields ; Blackst. 8pec. 86.] Isle of Dogs, 1792 ; E. B. Ibid. 1815 ; 

 Herb., G. ^ B. Ibid. 1836 ; Herb. Young. Paddington Canal, 1862; 

 Britten. Stream near the White House, Temple Mills, 1868; Cherry. 

 First record : Lobel, 1570, also first as a British plant. [A very narrow- 

 leaved form, 8agitta aquat. omnium minima, was noticed by Plukenet 

 plentifully before the Earl of Peterborough's house above the horse- 

 ferry on Westminster side ; B. 8yn. i. 242 and Pet. Midd. It is figured 



* John Goodyer, of Maple-Durham, Hampshire, is frequently mentioned by Johnson, 

 Parkinson, and How, as a zealous and successful botanist. Besides the ])reseut plant, he 

 added several other interesting species to the British Flora, e. g. Phyteuma orbiculare and 

 Thcsium. 



