6 
FERNDALE NURSERY—ASKOV, MINNESOTA, 1939 
Lady Fern (athyrum felix faemina)—ROS—Foundation. 
A large, handsome fern with fine lace-like foliage growing from one to 
two feet in height. A wood and roadside fern presenting various forms. 
One of the ferns which may be depended upon to thrive in all parts of 
the country. Each 20c; 3 for 50c; 10 for $1.50—Prepaid each 30c; 3 for 
75c; 10 for $2.00. 
Leathery Wood Fern (dryopteris marginale)—RS—Foundation. 
The principal cultural requisite is shade. Thrives well even in Pine 
or Hemlock groves and on rocky hillsides. The leathery fronds are 
of a dark blue-green color. Grows 12 to 30 inches in height. Its natural 
associates are Jack-in-the-pulpit, wood Anemone, Hepatica or even yel¬ 
low Lady Slipper. Each 20c; 3 for 50c; 10 for $1.50—Prepaid each 30c; 
3 for 75c; 10 for $2.00. 
♦Maidenhair Spleenwort (asplenium tricomanus)—R— 
A small rock fern, 4 to 10 inch fronds with purplish-brown, shiny stalks. 
Each 35c—Prepaid each 50c. 
Marsh Fern (dryopteris thelyteris)—M— 
The Marsh fern seems to flourish equally well in sub-acid or neutral 
soil and to be quite indifferent to sun or shade. The roots should be 
covered with not more than one-half inch of leaf-mold, muck or pul¬ 
verized peat. Each 20c; 3 for 50c; 10 for $1.50—Prepaid each 30c; 
3 for 75c; 10 for $2.00. 
Ostrich Fern (pteris nodulosa)—RS—Foundation. 
This magnificent fern has been called “The Palm of the North.” The 
fronds are six to ten inches wide and grow from a crown Jto a height of 
five feet. A very erect and handsome species. This graceful plant 
luxuriates in good mellow soil subject to annual overflow. The fronds 
suggest the Lady Fern, but the fertile fronds are dark green. It is the 
tallest growing of our Northern hardy ferns. If planted in moist, light 
soil and well mulched with peat or leaf-mold it will multiply by under¬ 
ground runners. Each 20c; 3 for 50c; 10 for $1.50—Prepaid each 30c; 
3 for 75c; 10 for $2.00. 
Poly podium Common (polypodium vulgaris)—R— 
Fronds 4 to 8 inches long. This interesting fern grows in dense masses, 
clinging to rocks and boulders and on steep hillsides. Each 20c; 3 for 
50c; 10 for $1.50—Prepaid each 30c; 3 for 75c; 10 for $2.00. 
Royal Fern (osmundo regalis)—M— 
Pale green fronds two to three feet in height. Prefer moist, shady loca¬ 
tion. Can be grown in shallow, still water or boggy soil. Each 25c; 3 
for 70c; 10 for $2.00—Prepaid each 40c; 3 for $1.00; 10 for $2.50. 
Sensitive Fern (onoclea sensibilis)—RMO—Foundation. 
Grows 6 to 30 inches in height, depending on moisture. Prefer rather 
moist places. If planted 12 inches apart will form a dense mat. Cover 
with one-half inch of soil. Each 20c; 3 for 50c; 10 for $1.50—Prepaid 
each 30c; 3 for 70c; 10 for $2.00. 
Toothed Wood Fern (dryopteris spinulosa)—M— 
planted level with top of soil. Each 20c; 3 for 50c; 10 for $1.50—Prepaid 
each 30c; 3 for 70c; 10 for $2.00. 
Fronds one to three feet, remaining green all winter. Crown should be 
