128 UMBELLIFER^. 



Thames, where it is a conspicuous species. ' Very rare ' in Herts, a 

 single specimen only having been gathered near Rickmansworth, close 

 to our boundary. 



286. (E. Pbellandrium, Lam. 



Phellandrium, aquatictim (M. & G.). 



Cyb. Br. i. 445 ; Comp. 193. Syme E. B. iv. t. 598. 



Sides of ponds and streams, preferring still water ; rare. B. or P. 



July, August. 

 v. Banks of the canal bet. Hanwell and Brentford ; Hemsley. In the 

 Brent at Apperton, abundant ; Lees. 

 VII. [At Milbank among the piles ; M. ^ G. 435.] Pool near Homsey, 

 1815 ; Herb. G. ^- R. Pond at Kentish Town, abundant ; Burnett, 

 i. 10. [Copenhagen Fields, 1841 ; Herb. Hardw.] Marshy ground 

 near Hammersmith, 1850, W. "Wing ; Herb. Mus. Brit. Seven Sisters 

 Eoad, HoUoway, 1864, G. Munby; Naturalist, 1867, 179. 

 First record: Milne and Gordon, 1793. Chiefly in the metropolitan 

 district. The next species, (E. fluviatilis, is frequently misnamed 

 (E. Phellandrium. 



287. <E. fluviatilis, Coleman. 



Millefolium aquaticum, Matth. (Dillen.). Phellandrium, J. B. (Blackst.). 

 Cyb. Br. i. 445 ; iii-. 354 and 443 ; Comp. 193. Syme E. B. iv. t. 599. 

 In running water ; rather common. B. or P. July, August. 

 I. In Harefield Eiver ( = Colne), plentifully ! ; Blackst. Spec. 72. Grand 



Junction Canal, Harefield (torn up and floating). 

 II. River Colne near Staiues and Stanwell, abundant. River Thames 

 from Sunbury Lock to Walton Bridge, Surrey ; Watson. 

 III. In the Cran, abundant throughout its course. Duke's River near 



Isleworth. 

 VII. In Hackney River ( = Lea), abundantly; Bill, in E. St/n. iii. 216. 

 Ponds at the entrance of Homsey Wood, ditches in the Isle of Dogs, 

 Mr. Hurlock ; Blackst. Spec. 72.* [New Eiver Head, Clerkenwell; 

 Irv. H. B. P. 592.] Ditch near Victoria Park, 1867 ; Cherry 

 (v. s.). Lea at Temple Mills, and below that point. 

 First record: Dillenius, 1724. This rarely flowers in the open stream, 

 being there quite under water, but in the quieter sheltered places it 

 rises above water and flowers, as in the Cran at Hospital Bridge. 



iETHTISA, Linn. 



288. Si. Cynaplum, L. Fool's Parsley, 

 Cicutaria tenuifolia, Ger. em. (Blackst.). 

 Cyb. Br. i. 446 ; Comp. 193. Curt. F. L. f. 1. 



Cultivated ground, especially gardens and waste places ; very common. 

 A. June — August, 



* Mr. Hurlock's localities more probably refer to 286. 



