ORDER FILICES. 189 



1367. Hordeum pratense, Huds. Native. English type. 

 Range 1. 



III. Osmaston-by-Ashbourne, Smith MSS. ; meadows at 

 Calke, Purchas, J. B. 



1868. Hordeum nmriniim, L. (Wild Barley). Native. 

 English type. Range 1. 



III. Common about Derby ! At Swarkestone Bridge and 

 at Repton, Purchas, J. B. ; Chellaston, Hasse. 



1370. Nardus stricta, L. (Mat Grass). Native. British 

 type. Range 1-3. 



I. Common on all the moors, &c. ! Ascends over 550 

 yards on Axe Edge, Baker, J. B. 



III. Linton Heath. Harris ; Osmaston-by-Ashbourne, 

 Smith MSS. ; near Calke Abbey, Bloxam ! towards Bradley, 

 Linton. 



CLASS III. CRYPTOGAMEJE. 



ORDER FILICES. 



1872. Ceterach officinarum, Willd. (Scale Fern, Rusty 

 Back). Native. English type. Range 1. 



I. Very rare, nearly extinct! This fern, which Mr. 

 Purchas was credibly informed was formerly abundant on 

 the rocks of Dove Dale, is almost entirely extinct through 

 the ravages of so-called guides, he being able to find only a 

 single small plant. Purchas, J. B. 



III. Found by Mr. Bloxam in one spot, Purchas J. B. 



1374. Polypodium vulgare, L. (Common Polypody). 

 Native. British type. Range 1-2. 



I. Common ! Limestone cliffs up to 300 yards, Baker, 

 J.B. 



II. and III. Common on walls 



1375. Polypodium Phegopteris, L. (Beech Fern). Native. 

 Scottish type. Range 1-2. 



I. Rare ! Near Hartington, between Ashopton and Snake 

 Inn, F. B Wright in Smith MSS. 



1376. Polypodium Dryopteris, L. (Oak Fern). Native. 

 Scottish type. Range 1-2. 



I. Rare! 



III. Star wood, J. Bohler in Smith MSS. 



1377. Polypodium Robertianum, Hoffm. Native. English 

 type. Range 2. 



