250 SCOLOPENDRIUM VULGAllE. 



Pertergon, Lowe. (Fig. 618.) — A singular variety found in 

 Devonshire by Mr. Moly. It has two broad lobes at the base, 

 and the lower half is somewhat undulate; the upper half is 

 marginate and irregularly cut, without destroying its general 

 outline. The midrib branches at the apex, and is tortuose. 

 My thanks are due to the Rev. C. Padley, of Beaconfield, 

 Plymouth, for fronds. 



ScALPTURATUM, Moore. (Fig. 619.) — One of the muricatmn 

 section. Found in Guernsey by Mr. J. James, of Vauvert; at 

 Nettlecombe, Somersetshire, by Mr. C. Elworthy; and in the 

 Isle of Wight by Mr. R. Bloxam. Fronds tAvelve inches long, 

 exclusive of the stipites, and an inch to an inch and a half 

 broad. Profoundly crenato-lobate, the base cordate, and the 

 apex attenuate. The upper surface irregularly ridgy towards 

 the margin into confused conspicuous lines. The lobes some- 

 times entire and sometimes dentate. Often suprasoriferous and 

 marginate. A handsome form. 



SuPRALiNEATUM, 3Ioore. (Fig. 620.) — Found at Settle, in 

 Yorkshire, by Mr. A. Clapham, of Scarborough; at Penryn, in 

 Cornwall, by Mr. G. Dawson; at Ilfracombe by the Rev. J. 

 M. Chanter; at Torquay and Dunchidcock by Mr. R. J. Gray; 

 at Nettlecombe, in Somersetshire, by Mr. C. Elworthy; at 

 Petersfield, Hampshire, by Mr. G. B. Wollaston; in Sussex by 

 the Rev. W. H. Hawker; in Surrey by Dr. Allchin; in the 

 Isle of Wight by Mr. R. Bloxam; and in Guernsey by Mr, 

 J. James and the late Mr. C. Jackson. One of the marginatum 

 group, having an excurrent membrane developed from the 

 surface of the frond. Length of frond from six to twelve 

 inches, breadth from one to two inches. The base of the 

 frond truncate or cordate, the apex obtuse, or acute, or sub- 

 lobatc, and the margins exterior to the membrane-like line, 

 irregularly lobed or laciniate-dentate, occasionally undulate. 



Gymnosorum, Moore. (Fig. 621.) — Found near Minehead, 

 in Somersetshire, by Mr. W. Bowden, and is now in the 

 possession of Mr. G. B. Wollaston, of Chiselhurst. A dwarf 

 narrow form. Length of frond six inches. The base of the 

 frond truncate, the apex multifidly lobed; somewhat repand on 



