290 equisetace^:. 



lingay. Eltisley. By the Mare "Way above Cobb's Pound. 

 Grantchester ; J. M. Kingston; Croydon; Barrington; N. 

 — 4. Pits near the Observatory. — 5. In a pit by the way 

 from Chippenham to Herringswell. Swaffham Bulbeck. 

 Bottisham Fen. Quarry, Upware. 



/?. E.fiwvidtile Linn. 



3. In the Bourn Brook by the road to Haslingfield. 

 Kingston ! ; K— 6. Aldreth. Roswell Pits, Ely.— 7. Turf- 

 fen, Doddington. 



5. E. palu'stre Linn. 



M. PI. 23. Relh. 423. 



Spongy bogs. P. June, July. 



1. Fulbourn. Brinkley. Cow Pen, Cambridge; W. H. C. 

 — 2. Peat-holes, Triplow. Whittlesford. Sawston Moor ! ; 

 N. — 3. Gamlingay. Barrington. Old brick-pits between 

 Bourn and Kingston "Wood ; Comberton ; Toft ; N. — 4. In 

 small quantity in a clay-pit at Elsworth; N. — 5. Clayhithe. 

 Bottisham. Chippenham. — 6. Witchford. 



6. E. hyemale Linn. 



E. nudum, R. C. 48. M. M. 12. E. hyemale, M. PI. 

 23. Relh. 424. 



Wet places. P. June, July. 



3. Gamlingay bogs; Relh. — 6. Stretham Ferry; Relh. 



FILIGES. 



Polypodium: Linn. 



1. P. vulgare Linn. Common Polypody. 



Polypodium, P. C. 122. P. officinarum, M. M. 6. P. 

 vulgare, M. PI. 24. Relh. 429. 



Shady banks, walls, and old trees. P. August to Oc- 

 tober. 



