cockspur hawthorn
cockspur thorn
Crataegus crus-galli
thorn
polyacanthous
Crataegus marshallii
parsley haw
parsley-leaved thorn
Crataegus apiifolia
downy haw
acantho-
Crataegus coccinea mollis
red haw
Crataegus mollis
acanth-
hawthorny
jaggerbush
evergreen thorn
Crataegus oxyacantha
chamiso
pear hawthorn
Salix lasiolepis
Salix cinerea
pear haw
grey willow
arroyo willow
gray willow
Crataegus tomentosa
blackthorn
Crataegus calpodendron
thorny
may
Cirsium discolor
maybush
field thistle
maybloom
albaspine
spiny
Crataegus coccinea
Crataegus pedicellata
Pinus flexilis
limber pine
prickly pine
Crataegus monogyna
table-mountain pine
English hawthorn
frankincense pine
Pinus pungens
loblolly pine
thorned