POLYPODIUM. 
155 
6. Iiallii, Lowe (semilacerum Hallii, Jones'). Found in Went- 
Wood by the late Rev. C. Ranken Hall. Undulate. 12X4 inches. 
7. illustre, Lowe. Raised by myself. Erect, stiff habit, foliose, 
distinct. 18x5 inches. 
8. Lowei, Lowe (semilacerum Lowei, Jones'). Found by the late 
Colonel A. S. FI. Lowe, near Athlone. A dense, imbricate form. 
9. omnilacerum, Moore. Found in 1848, near Goodrich Castle, 
by Mr. T. E. Bennett. Segments ascending and confluent, the 
lobes having long, pointed projections. Distinct. 20 X 5! inches. 
10. Parsonsii, Lowe (brachiato semilacerum Parsons, Jones). 
Found in 1870 by Mr. Parsons. A brachiate semilacerum. 
Length, 15 inches. 
11. robustum, Lowe (semilacerum robustum, Moore). Found 
in 1863, at Whitbarrow, by Mr. J. M. Barnes. A grand foliose 
form. 19x8 inches. 
12. semilacerum, Link. Not uncommon in Monmouthshire. 
Originally found in 1850 by the late Mrs. Delves, in County Wick- 
low. 15x7 inches. [Mr. W. PI. P’hillips has found it in County 
Antrim. 18x9 inches.] 
13. truncatum, Lowe (semilacerum-truncatum, Barnes). Found 
in 1863, in Levens Park, by Mr. J. M. Barnes. The frond and also 
the divisions terminating in a horn. 
14. undulatum, Lowe (semilacerum densilobunpyh;!^). A densely 
lobed form. 18 x6i inches. 
Section S. AN O MALUM. (Unclassified varieties.) 
1. abruptum, Lowe (folioso-abruptum, Barnes). Found in 1863, 
in Witherslack, by Mr. J. M. Barnes. A fine, broad, leafy form. 
2. acutum, Moore. A characteristic form was found by the late 
Mr. Sidebotham in Patterdale. The lobes have no irregularities 
on the margins. Length, 6 inches. 
3. auritum, Moore. Found in numerous places. Eared. 
4. Barnesii, Lowe (dentatum Barnesii, Moore). Found in 1865, 
at Slackhead, by Mr. J. M. Barnes. Deltoid, and evenly and deeply 
dentate ; not unlike Onoclea sensibilis. 
5. crenatum, Moore. Not uncommon ; with margins crenate. 
The late Colonel A. S. H. Lowe found a most marked form on 
Carberry Island, near Athlone. 
6. Crossfieldii, Lowe (marginatum Crossfieldii, Moore). Found 
in 1862 at Arnside by Mr. J. Crossfield. A marginatum with pinnre 
as if bitten. 
7. curtum, Wollaston. Found in 1872, in Crake Valley, by Mr. 
J. K. Hodgson. A remarkable form, not unlike a dwarf Nephro- 
lepis exaltata. Very narrow. 14 X if inches. 
8. densilobum, Fitt. Narrow dentate segments. 8x35 inches. 
9. dentatum, Moore. Found in 1865, in Westmoreland, by Mr. 
Barnes. 13x7 inches. Frond broad ; lobes narrow and crowded ; 
margin dentate. Not uncommon. [A good form, found in Co. Clare 
by Mr. O’Kelly, has fronds 16x5^ inches.] 
