REVIEW. 
295 
II. Allesley, Bree, Part., iii., 81 ; Chesterton Wood, Berry; Waverley 
Wood, near Weston, Murcott, Phyt., i., 510; Haywood! 
Y. and B. In boggy places near Binley ; North Wood, Arbury 
Hall! Kirk, Phyt., ii., 807 ; near Rugby, A. Blox., Herb. Brit. 
il his. Oversley Wood; Newlands Wood, Hatton; Plants Hill 
Wood, near Tile Hill; Austey Wood, near Henley-in-Arden; 
Bearley, and Snitterfield Bushes. 
N. dilatatum, Desv. Broad Prickly-toothed Pern. 
Native: In woods and copses, and on banks. Locally common. 
June to August. 
I. Sutton Park; Middleton Heath ; Trickley Coppice; New Park ; 
Bentley Park ; Hartshill Hayes; Bannersley Pool and Rough ; 
woods about Solihull; banks near Knowle and Hockley; Hazel 
Hill Wood, Honiley; Windmill Naps, Little Ladbrook. 
II. Cougliton Lane and Spernall, Purl. ; Allesley, Bree, Part, iii., 80 ; 
Oakley Wood; rocks below Milverton, by the Avon, Bay nes ; 
Woodloes, Perry; Foleshill, Baly, Phyt. i., 510; Stoke Heath, 
sparingly ! Stivichall, Whitly Common ; plentiful and very fine 
North and other woods in Arbury Park! Kirk, Phyt. ii., 809 ; 
Lower Hillmorton Road, Blue Boar Lane! lane near Bilton, 
11. S. 11., 1877 ; Honiley ; Fernhill! Y. and B.; Oversley Wood ; 
Bearley Bushes ; Haywoods; woods near Tile Hill; Combe 
Woods. 
N. Thelypteris, Desv. 
Native : In marshes and bogs. Very rare. July, August. 
I. Sutton Park. 
II. In a boggy pit, Allesley, Bree. Mag. Nat. Ilist. iii., 166; in a pit near 
Rounsell Lane, Kenilworth, H.B.; I believe exterminated in 
both localities now. 
N. Oreopteris, Desv. Siceet Mountain Fern. 
Native : In woods, copses, on banks, and near streams. Rare. 
June to September. 
I. Colesliill Heath, plentiful! Bree. Phyt. i., 510, rare in this locality 
now ; in a lane near the Bell Lane at Erdington, With., Fd. 7, 
995; near Atherstone, abundant, G. J. Harris; Sutton Park, 
formerly abundant by many of the streams; Middleton Heath; 
Trickley Coppice, Middleton ; Bannersley; Marston Green ; 
Windmill Naps, Little Ladbrook. 
II. Corley, Bree. Purt. ii., 508 ; Dunsmore Heath, near Rugby, Doody 
in B. S., Perry FI., 83 ; Haseley Common, Perry, Phyt. i., 510. 
(To be continued.) 
Spectrum Analysis. By Dr. II. Schellen ; translated by Jane and 
Caroline Lassell; edited by Capt. Abney. Second edition, 8vo., 
626 pp., 14 plates, 291 woodcuts; price 31s. 6d. Publishers, 
Longman and Co. 
All students of science will welcome this new edition of Dr. Scliellen’s 
excellent book. It is divided into eight parts, treating respectively 
of the artificial sources of high degrees of heat and light; the 
application of spectrum analysis to terrestrial substances ; to the 
examination of the sun; of the moon and fixed stars; nebulae and 
star-clusters ; comets and meteors ; the zodiacal light, aurora 
borealis, and lightning. In the early chapters, the principles of light, 
