184 POLYSTICHUM ANGULAllfe. 



RECAPITULATION. 



1. — Ahruptum, page 181, 182. 2. — Aclmrodes, p. 78. Previously 



described as Triinnnatmti, but the name changed on the recommendation 

 of Mr. "Wollaston, as Tripinnatum of other authorities have not the same 

 characteristic features. 



3. — Acrocladon, p. 129. 4. — Aculeatoides, p. 84. The Rev. 



C. Padley, of Bulwell Hall, has a plant found in Devonshire by the late 

 Mr. C. Jackson, which is densely scaly with pellucid almost colourless 

 scales, which not only clothe the stipes, rachis, and cosfca of pinnee, but 

 even the under side of the pinnules, extending beyond their edges, and 

 giving them the appearance of being fringed with spines: this is more 

 especially the case in the upper half of the frond. Length ten inches. 

 Pinnge opposite below, alternate above. 



5. — Aculeatoides-cristatum, p. 179. 6. — Acuminatum, p. 116, 183. 



7. — Acutilobum, p. 126. 8. — Acuto-gracile, p. 119, 183. 



9. — Acutum, p. 77. Found also at Moorhills Clough, near Bromley, 

 Lancashire, by Mr. A. Stansfield. A very slender form has been found 

 near Exeter by the Eev. Charles Padley. Length eighteen inches, width 

 only three inches. Pinnee narrow, attenuated, and alternate. 



10. — Acutum-dissectiim,, p. 166. 11. — Affine, p. 112. 



12. — Alatum, p. 119. Found at Selworthy, in Somersetshire, by Mrs. 

 Archer Thompson. I have received some good fronds from Mr. Thomas 

 Moore, of the Chelsea Botanic Gardens. Stem very scaly. Superior 

 basal pinnules larger than the rest. 



Angustatum. A previous name for Proliferum. 



13. — Angustifrons, p. 109. I have received further fronds from the 

 Eev. F. Mules, of Marwood. 



Apiculatum of Wollaston is another name for Furcatum. 



14. — Arctatum, p. 177. 15. — Aristatum, p. 80. A very 



similar form has been found in Shebden Dale, near Halifax, by Mr. A. 

 Stansfield, and near Marwood, Devonshire, by the Rev. F. Mules. 



16. — Ascendens, p. 147. 17. — Athyrioides, p. 101, 180. 



18. — Attenuatum, p. 133. The Rev. F. Mules has sent me this variety, 

 found near Marwood. 



Baileyanum. A form of Grandidens. 



19. — Bilohatum, p. 117. 20. — Biserratum, p. 77. Found also 



in Devonshire, Somersetshire, Sussex, Middlesex, Gloucestershire, York- 

 shire, Pembroke, and near Dublin. Mr. Elworthy has sent me an extra 

 good form, two feet six inches long by six inches broad, with ascending 

 crowded pinnae and approximate pinnules, also more deeply cut and 

 more conspicuously biserrated. Apex furcate. Stipes all but wanting. 

 Stipes and rachis very stout and densely scalj. Mr. Klworthy has also 



