118 ' Ferns and Fern Culture. 
variety; L. pseudomas cristata, a handsome variety, 
finely crested ; L. p.m. cristata angustata, fronds narrow, 
crimpy, and crested, a distinct variety ; L. p.m. Pinderii, 
L. p.m. polydactyla, an ornamental crested variety; L. 
spinulosa (the Spiny Buckler Fern), Osmunda regalis (the 
Royal Fern), one of the largest British Ferus—in a con- 
genial position the fronds often attain a height of six feet; 
O. r. cristata, a very handsome crested variety, of large 
growth and pleasing appearance; Polystichum angulare 
(the soft Prickly Shield Fern), P. a. cristato gracile, P.a. 
divisilobum, P. a. multilobum (syn. P. a. venustum), a 
beautiful variety ; P. a. proliferum Crawfordianum, Pteris 
aquilina (the Brake Fern, or Bracken), grows to a large 
size when planted in a damp, shaded, and sheltered 
position; P. a. congesta, a peculiarly congested form ; 
P. a. cristata, a crested variety of distinct appearance. 
Specially choice species and varieties. 
Norra AMERICAN.—Lastrea fragrans, a dwarf, com- 
pact, pretty species, well named ‘‘The Violet-scented 
Fern ;” Polystichum acrostichoides grandiceps, a heavily- 
crested variety, sturdy and compact in habit; Woodsia 
glabella. 
BritisH.—Asplenium adiantum nigrum acutum, 
fronds lighter in texture, larger, and more pointed than 
the species; A. n. grandiceps, bears a comparatively 
large crest at the apex of each frond; A. Germanicum 
(syn. alternifolium, the Alternate-leaved Spleenwort) ; A. 
septentrionale (the Forked Spleenwort). 
Atkyrium F.f, acrocladon, fronds much branched, and 
densely crested, is of compact habit, and very distinct ; 
A. F.f. apicale, a pretty little compact variety, bearing a 
roundish crest at the apex of each frond; -A. F.f. caudi- 
gerum, fronds long, narrow, and peculiarly congested ; 
A. F.f. conglomeratum, a nice compact variety, heavily 
crested; A. F-.f. cristulatum, a pretty, dwarf, crested 
variety; A. F.f. curtum multifidum, a dwarf variety, 
narrow fronds, crested, specially neat in appearance ; A. 
F.f. Frizelle coronare, a most beautiful variety of the 
Frizellz section, fronds very narrow, and surmounted by 
a large round yet light-looking crest; A. F.f. Frizelle 
