FERNS Suited to the Rock Garden—Continued 
Phegopteris dryopteris (Oak Fern) A dainty fern of triangular 
Proricls ete coe Ae pe sae a a eae Ree ee Ie aie A oa 
Polypodium virginianum (Rockcap Fern) Small leathery fern 
spreading “into evergreen Mats igen hee eee 
Pelystichum acrostichoides (Christmas Fern) Evergreen fronds 
ot lustrousidarkeerecis ae pie Ae rene Pe ee ee 
Woodsia obtusa (Blunt-lobe Cliff-fern) Small lacy fronds... . 
Too large for the small Rock Garden: 
Athyrium angustum (Northern Lady-fern) Deep green grace- 
fill Shonda cee ee es ot ea ee ee ee ee ae pe eee tea 
Athyrium asplenioides (Southern Lady-fern) Light green 
frords delicately: cuts ea) eet eer oe ee ee ee 
Athyrium thelypteroides (Silver-stripe Fern) Closely resembles 
AY asplenioides. «remit dots silvery ©) .oen 22 eee 
Dennstaedtia punctulobula (Hay-scente Fern) Upright 
feathery fronds that quickly grow into a dense mass...... 
Dryopteris filix-mas (Male Fern) Lustrous green. Rare....... 
Dryopteris goldiana (Giant Woodfern) Our largest woodfern. 
Fronds: broadsand eraceruls setts = epee) on eee eee 
Dropteris intermedia (Evergreen Woodfern) A fern so lacy as 
fecbe called): hancyabern (ase oe eee ee ee oe 
Dryopteris marginalis (Marginal Woodfern) Glossy thick 
fronds rot dareeoreen ¥en a eee te nh ae eee 
Dryopteris spinulosa (Toothed Woodfern) Similar to D. 
intermedia, Verysrare so ke in ce ae) ale ee oh ee 
Onoclea sensibilis (Bead-fern) Broad triangular fronds ...... 
Osmunda cinnamomea (Cinnamon Fern) Fronds of deep green, 
heldaimposingly erect 23) coh aces ache ee ee eerie! 
Osmunda claytoniana (Interrupted Fern) Similar to O. cinna- 
momea.- Lhe fruiting fronds are different)..), 2.0. 0 o) 
Osmunda regalis (Royal Fern) Tall, broad drooping fronds, 
meriting theemames Royal’. 1 wn ee ee ee 
Polystichum brauni (Holly Fern) Deep shining green. Rare. . 
Pteretis nodulosa (Ostrich Fern) Graceful giant ........... 
Pteridium latiusculum (Bracken) A handsome triangular fern. 
Ream pa tthe 666) i i. ch eel cri a eer a ee eae 
Thelypteris noveboracensis (Tapering Fern) This fern grows 
into thick masses of feathery light green fronds 
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