poison-ivy
western poison ivy
eastern poison ivy
western poison oak
rust
palo blanco
poison ivy
spice tree
calisaya
coyotillo
saloop
Cinchona calisaya
Cinchona officinalis
red oak
Cinchona ledgeriana
pink disease
agarwood
bead tree
uredinium
Winter's bark
buckthorn
fustic
Oxydendrum arboreum
ferrugo
camphor tree
Haematoxylum campechianum
sorrel tree
bloodwood tree
campeachy
logwood
titi
logwood tree
sourwood
poison sumac
partridgeberry
Mitchella repens
telium
twinberry
amla
oak
wax myrtle
boxberry
scilla
soursop
chanar
Quassia amara
cotoneaster
bitterwood
chanal
Geoffroea decorticans
Peronospora tabacina
brown rot
quassia
custard apple
banaba
blue mold fungus
spice bush
Berberis thunbergii
pinedrops
spicebush
parica
Lindera benzoin
Benjamin bush
Benzoin odoriferum
rusty
mayapple rust
cohosh
Japanese barberry
baneberry
Suillus albivelatus
otoba fat
American spicebush
herb Christopher
angico
yew
sweet gale
alder
slippery elm
Douglas berry
marlberry
Ardisia escallonoides
Ardisia paniculata
tar spot
European mistletoe
dry rot
alder tree
Bedford willow
pityriasis rosea
southern beech fern
Dryopteris hexagonoptera
leaf disease
pistachio
Phegopteris hexagonoptera
rhododendron
broad beech fern
chay root
Hygrophorus russula
Thelypteris hexagonoptera