Die 100 am häufigsten verwendeten Wörter in einer weiteren Ausgabe diesen Buches.
along
america
american
arching
asia
athyrium
availability
base
bipinnate
blade
brown
common
creeping
crown
cultivation
dark
deciduous
difficult
dryopteris
ease
eastern
easy
erect
evergreen
feet
fern
fertile
few
form
found
four
frequent
fronds
garden
green
grow
growing
habit
hairs
half
hardiness
hardy
hybrid
inches
infrequent
japan
large
leaves
length
long
margin
may
moderate
moist
native
new
north
northern
occurs
often
pairs
parts
pinna
pinnae
pinnules
plants
rachis
rare
rhizome
rocks
roots
scales
segments
several
slender
small
soil
sori
southern
species
spores
states
stems
sterile
stipe
surface
syn
tall
three
times
tip
triangular
two
united
var
varieties
water
wide
wood
zones