Ferns and Fern Culture. 115 
Twelve medium size: Aspidium rigidum argutum, 
Lastrea zemula, L. intermedia, L. marginale, L. rigida, 
L. spinulosa, Polystichum acrostichoides, P. Braunii, 
Scolopendrium vulgare, S. v. crispum, S. v. grandiceps, 
Woodwardia angustifolia, 
Twelve large size: Athyrium Filix foemina, A. F.f. 
corymbiferum, A. F.f. Fieldiz, Lastrea dilatata, L. 
Filixmas, L. F.m. fluctuosa, L. p.m. cristata, L. montana, 
Osmunda gracilis, Polystichum aculeatum, P. angulare, 
P. munitum. 
TREE-FERNS FOR GREENHOUSE. 
Large-growing species: Alsophila Australis, A. excelsa, 
A. Rebecca, Cibotium regale, C. Schiedii, C. spectabile, 
Cyathea dealbata (the New Zealand -Silver Tree-Fern), 
C. medularis, C. princeps, Dicksonia antarctica, D. fibrosa, 
D. squarrosa. 
Smaller-growing species: Blechnum Braziliense, B. 
Corcovadense, B. platyptera, Lomaria attenuata, L. 
ciliata, L. discolor, L. falcata, L.f. bipinnatifida, L. gibba, 
L. g. tincta, L. L’Herminierii (very dwarf), Sadleria 
cyatheoides. 
HARDY FERNS FOR OUTDOOR FERNERIES. 
Dwarf species and varieties growing from four inches 
to one foot in height 
Norta AMERICAN.—Allosorus acrostichoides, Aspi- 
dium Nevadense, Asplenium ebeneum, Cystopteri 
bulhifera, Lomaria alpina, Phegopteris hexagonoptera, 
Woodsia ilvensis, W. obtusa, Woodwardia angustifolia. 
BririsH.—Allosorus crispus (Parsley Fern), Asplenium 
adiantum nigrum (the Black Majidenhair Spleen- 
wort), A. ruta-muraria (the Rue-leafed Spleenwort), 
A. trichomanes (the Black-stemmed Spleenwort), A. 
viride (the Green-stemmed Spleenwort), Athyrium 
££. crispum, A. F.f. Edwardsii, A. F.f. Findlayanum, 
A. F.f. Frizelle, A. F.f. minimum, A. F.f. Vernonia, 
A. F.f. Vernoniz cristatum, Blechnum spicant (the Hard 
Fern), B.s. imbricatum, Ceterach officinarum (the 
Scaly Spleenwort), C. 0. crenatum, Cystopteris fragilis 
