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Transcript
Club Mosses
Diphasiastrum
complanatum
crow’s foot
reduced leaves
resemble northern
white cedar
branching pattern
resembles a bird’s
foot
has strobili at tips of
branches
Lycopodium obscurum
ground pine
looks like a miniature
spruce tree
has strobili
Huperzia lucidula
shining club moss
reduced leaves are on
upright branches
sporangia at the base of
upper leaves resemble
tiny taco shells
no strobili
Lycopodium annotinum
bristly club moss
extremely stiff, reduced
leaves are on upright
branches
has strobili at tips of
branches
Lycopodium clavatum
common club moss
reduced leaves are on branches that crawl
along the ground
1
Horsetails
Equisetum arvense
common horsetail
brownish stem has reduced leaves that are
whorled around the stem
brownish stem has a strobilus at the top
greenish stem has feathery leaves
Equisetum hyemale
scouring rush
stem with strobilus is green,
not brown (unlike common
horsetail)
stem has rough texture
2
Herbaceous Monocots – have parallel veins in the leaves (usually)
Family Poaceae
grasses
long, extremely
narrow leaves
round, hollow
stems
Family Cyperaceae
sedge
long, extremely narrow
leaves
triangular, solid stems
Allium tricoccum
wild leek
long, shiny leaves resemble
yellow beadlily but they smell
like onion when crushed and
they only occur in spring
fruit cluster occurs on separate
stem
Family Juncaceae
rush
long, narrow leaves
that are sometimes
very sharp at the tips
round, solid stems
Clintonia borealis
yellow beadlily
long, oval, shiny leaves
at base of plant
fruits look like blue
beads
Maianthemum
canadense
wild lily of the
valley
usually one or two
small, oval leaves
that have heartshaped bases
flower cluster occurs
at tip of main stem
1
Polygonatum pubescens
hairy Solomon’s seal
long, oval leaves along drooping stems
leaves have hairs on the underside along
the leaf margins (unlike rosey twisted
stalk)
leaves are usually lighter than rosey
twisted stalk and false Solomon’s seal
flowers hang down from bases of leaves
Smilacina racemosa
false Solomon’s seal
long, oval, shiny leaves along
drooping stems
leaves have wavy margins and nonconspicuous hairs (unlike rosey
twistedstalk)
leaves usually have three veins that
are quite prominent
flowers hang off the end of the stem
Streptopus roseus
rosey twistedstalk
long, oval leaves along drooping stems
leaves have hairs along the margins
(unlike hairy Solomon’s seal)
flowers hang down from bases of
leaves
Erythronium americanum
trout lily
long, oval leaves mottled with purple
large yellow flower
2
Arisaema atrorubens
jack-in-the-pulpit
three large leaflets
have main veins
that extend to the
margins (unlike
trillium, which has
main veins parallel
to the margins)
Trillium spp.
trillium
leaves in groups of
three
main veins in leaves
run parallel to
margins, with
less conspicuous
veins branching
from main veins
Sagittaria latifolia
common arrowhead
arrow shaped leaves with long slender
lobes
white flowers grow in whorls of three
found near lake or pond shores
Cypripedium acaule
pink lady slipper
large, broad leaves occur in
pairs
showy pink flower looks like a
slipper
Typha latifolia
common cattail
long bluish or grayish
green linear leaves
brown flowers on stalk
resemble a cat’s tail
found in marshy areas
3
Lemna minor
duckweed
very tiny oval leaves that float on
standing water
Iris versicolor
wild blue flag
long knife-like
leaves
sheath the
stem
large, purple
flower with
yellow veins
Lilium philadelphicum
wood lily
lance-shaped leaves occur
in whorls
large orange to orange-red
flowers with purple
spotting within
Sparganium americanum
great bur reed
long linear stiff flat leaves
white or green flowers in dense
round heads
found near muddy shores or
shallow water
4
Mosses and Liverworts
Sphagnum spp.
peat moss
delicate cushion-like plant
with no true roots
dense heads on branches
found in wet areas
Polytrichum spp.
hairy cap moss
delicate cushion-like plant with no true
roots
long, starlike leaves
capsules have four angles
Pleurozium schreberi
red-stemmed moss
delicate cushion-like plant
with no true roots
shiny yellow-green featherlike branches
red stems
leaves are folded like an
accordion
Marchantia polymorpha
common liverwort
leaves (called thallus) look like green
ribbon lying flat on the ground
thallus houses splash cups, which look like
tiny bowls
1
Ferns
Matteuccia struthiopteris
ostrich fern
fronds are tapered towards the base
has a brown fertile frond along with
green fronds
white hairs on stem
Osmunda claytoniana
interrupted fern
has brown pinnae in the middle
of the frond, between green
pinnae
Onoclea sensibilis
sensitive fern
fronds are broad at the base
has a brown fertile frond along with green fronds
fronds are lobed (not with separate pinnae)
Athyrium filix-femina
lady fern
several fronds grow from one point in
the soil, giving it a whorled appearance
scales at the bottom of fronds are dark
reddish brown and tiny
2
Dryopteris spinulosa
spinulose shield fern
resembles lady fern except the scales at the
base of the frond are lighter brown and
coarser
Gymnocarpium dryopteris
oak fern
small dark stem branches into three
fronds
much smaller than bracken fern
Osmunda cinnamomea
cinnamon fern
has a brown fertile frond along
with green fronds
fronds are not as tapered toward
the base (unlike ostrich fern)
rusty hairs at base of each pinna
(unlike ostrich fern)
Pteridium aquilinum
bracken fern
stem branches into three fronds
much larger than oak fern
3
Adiantum pedatum
maidenhair fern
stems form a circular shape
Thelypteris phegopteris
northern beech fern
lowest pair of pinnae point downward
4
Hemlock-Northern Hardwood Tree Photo Gallery
Betula alleghaniensis (yellow birch)
Tilia Americana (American basswood)
Acer saccharum (sugar maple)
Acer rubrum (red maple)
Fraxinus nigra (black ash)
Prunus serotina (black cherry)
Ostrya virginiana (ironwood)
Prunus virginiana (chokecherry)
Prunus pensylvanica (pin cherry)
Tsuga Canadensis (eastern hemlock)
Abies balsamea (balsam fir)
Thuja occidentalis (northern white cedar)
Pinus strobus (eastern white pine)
Picea glauca (white spruce)
Shrubs
Ledum groenlandicum
labrador tea
soft, oval leaves with
orangish brown
undersides
leaves arranged in a
radial pattern around
the stems
Kalmia polifolia
bog laurel
evergreen,
slender leaves
with white
undersides
leaves occur
opposite from
each other
along the stem
(unlike bog
rosemary)
Chamaedaphne calyculata
leatherleaf
leathery, evergreen leaves
get smaller towards
the tip of the stem
leaves are brown and
blotchy on the
undersides
Andromeda glaucophylla
bog rosemary
leaves similar to bog laurel except
they occur in an alternate pattern
along the stem
Myrica gale
sweet gale
spatula-shaped leaves
have small, yellow
dots
leaves are fragrant
Ilex verticillata
winterberry
oval leaves with
a tiny tooth at
the tip of each
serration
pointy tips of
leaves are
slightly extended
(acuminate tip)
1
Lonicera canadensis
American-fly honeysuckle
smooth, oval leaves with no serrations
(unlike bush honeysuckle)
leaves occur in pairs, opposite each
other, along the stem
Sambucus
racemosa
red-berried elder
leaflets on leaves
extend from leaf
stems in a
feather-like
pattern
(pinnately
compound)
leaflets are
serrated
leaf stalks
(petioles)
are purplish
buds are big and
purple
Diervilla lonicera
bush honeysuckle
oval leaves have serrations (unlike
American-fly honeysuckle)
leaves occur in pairs, opposite each other,
along the stem
smaller than American-fly honeysuckle
Viburnum lentago
nannyberry
oval leaves have serrations
base of leaf stalks (petioles)
are flared and resemble
wings
buds are long and reddish
brown
Dirca palustris
leatherwood
smooth, oval leaves with no
serrations
leaves occur in an alternate
pattern along the stem
(unlike the honeysuckles)
bark on twigs is extremely
flexible and difficult to tear
off
2
Alnus incana
speckled alder
shiny leaves have very coarse
serrations
tiny brown catkins resemble pine
cones
brownish bark and twigs with many
tiny dots (lenticels)
Corylus cornuta
beaked hazelnut
leaves similar to speckled alder
husk of the nut has an elongated
“beak”
Amelanchier spp.
juneberry
oval to nearly circular leaves with tiny
serrations
serrations become less conspicuous
toward the base of a leaf
smooth, grayish bark
Comptonia
peregrina
sweetfern
leaves resemble the
fronds of ferns
leaves are aromatic
3
Rubus strigosus
wild red raspberry
pinnately compound leaves
stem has sharp prickles
Vaccinium angustifolium
low sweet blueberry
small, smooth, knife-like
leaves
twigs are green, angular,
and worty
bluish berry
Rubus allegheniensis
highbush blackberry
palmately compound
leaves
stem has sharp prickles
and is darker than wild
red raspberry
Vaccinium myrtilloides
Canada blueberry
similar to low sweet
blueberry except has
pubescent twigs
bluish berry
4
Viburnum lentago
highbush cranberry
3-lobed serrated leaves
grow in pairs along the
stem
small, round, red fruits
Cornus alternifolia
alternate leaf dogwood
egg-shaped, entire leaves have
arcuate venation
has alternate leaves (unlike other
dogwoods)
greenish branches
bluish black round fruits
Crataegus spp.
hawthorn
alternate leaves with 3-7 serrated lobes
branches bear sharp spines
white flowers
Cornus stolonifera
red osier dogwood
egg-shaped, entire leaves have
arcuate venation
has opposite leaves (unlike
alternate leaf dogwood)
reddish branches
whitish round fruits
5
Rhus glabra
smooth sumac
pinnately compound leaves with
many sharply serrated leaflets
fruit clusters are covered in red
hairs and look like red cones
smooth branches (unlike staghorn
sumac)
Rhus typhina
staghorn sumac
pinnately compound leaves with
many sharply serrated leaflets
fruit clusters are covered in red
hairs and look like red cones
branches densely covered with
velvety hairs (unlike smooth
sumac)
6
Herbaceous and Small Woody Dicots – have netted veins or arcuate veins in
the leaves (usually)
Daucus carota
wild carrot
leaves are deeply
dissected
leaves are aromatic
white flowers are in
dense clusters
bracts occur below
flower cluster
bracts are lobed
Taraxacum officinale
common dandelion
narrow leaves with
sharp lobes
milky juice in the stem
flowers occur as one,
dense, yellow head
Tanacetum vulgare
common tansy
leaves similar to wild
carrot except they
are not aromatic
yellow flowers are in
dense clusters
Chrysanthemum
leucanthemum
oxeye daisy
narrow leaves
with small,
round lobes
flowers have
white rays and
yellow heads
Achillea millefolium
yarrow
leaves are more
dissected than wild
carrot
leaves are aromatic
when crushed
white flowers are in
dense clusters
Solidago altissima
tall goldenrod
narrow, knife-like leaves
grayish, downy stem
clusters of small, yellow
flowers grouped towards
the end of the stem
1
Rubus parviflorus
thimbleberry
large leaves resemble maple leaves
red berries look like thimbles
Osmorhiza claytonii
sweet cicely
leaves have serrations that
resemble the pinnae of ferns
stems and leaves have soft
white hairs
small white flowers
black, club-shaped fruits cling
to clothing
Sanguinaria canadensis
bloodroot
large, circular leaves with large lobes
underground stem (rhizome) has red
juice
Aralia nudicaulis
wild sarsaparilla
branches into three
leaves, each
dividing into
leaflets
wide, oval leaflets
with serrations
fruit is on separate
stem than leaves
and resembles
wild leek
Impatiens capensis
jewelweed
leaves have wavy
serrations
leaves wilt quickly
stems are somewhat
transluscent
2
Potentilla spp.
cinquefoil
leaves are divided into five to
seven leaflets (sometimes
three)
leaflets have serrations
Viola canadensis
Canada violet
leaves similar to large-leaved aster,
except smaller and lacking the
rough texture
leaves very pointy
branches from stem
long, slender, filmy stipules
white flowers
flowers are bilateral (unlike largeleaved aster)
Geranium maculatum
wild geranium
deeply cleft leaves with three
to five lobes
long petioles arising from one
point
purplish flowers
Viola pubescens
downy yellow violet
leaves similar to large-leaved
aster, except smaller and
lacking rough texture
hairy leaves and stem
no basal leaves
yellow flower
flowers are bilateral (unlike
large-leaved aster)
3
Viola pensylvanica
smooth yellow violet
leaves similar to largeleaved aster, except
smaller and lacking
the rough texture
glabrous leaves and
stem
yellow flowers
flowers are bilateral
(unlike large-leaved
aster)
Viola papilionacea
common blue violet
leaves similar to largeleaved aster, except
smaller and lacking
rough texture
glabrous leaves and
stem
purple flowers
flowers are bilateral
(unlike large-leaved
aster)
Veronica officinalis
common speedwell
crawling plant with opposite, oval,
serrated leaves
hairy stem and leaves
small purple flowers occur in stalks
off the leaf axils
Eupatorium purpureum
Joe-pye weed
green stems with purple
tint at leaf joints or
purplish stems
large, serrated, linear
leaves in whorls of
3-7
leaves smell like vanilla
when crushed
Galium spp.
bedstraw
lance-shaped leaves occur in
whorls of 4-8
stem is square in cross-section
small flowers in branching clusters
4
Aster macrophyllus
large-leaved aster
large leaves, usually with a heartshaped base
leaves have a sandpapery texture
flowers are radial (unlike violet)
Plantago lanceolata
ribgrass
clustered, knife-like leaves
are arranged in a radial
pattern at the bottom of
the stem
parallel veins in leaves
Fragaria
virginiana
wild strawberry
leaves are divided into
three leaflets
leaflets are serrated
leaf stalks have stipules
leaf stalks are hairy
Plantago major
plantain
clustered, spoonshaped leaves
are arranged
at the bottom
of the stem
parallel,
somewhat
arcuate veins
in leaves
Verbascum thapsus
mullein
large, oval leaves
are extremely soft
and wooly
dense yellow flowers
occur in spikes
5
Lactuca canadensis
wild lettuce
large leaves resemble
common dandelion
milky juice in stem and
petioles
pale yellow or reddish
yellow flower heads
are longer than wide
Caltha palustris
marsh marigold
large heart-shaped
leaves are
shallowly toothed
leaves occur on long
stalks
large showy yellow
flower
found in wet areas
Nuphar variegatum
yellow pond lily
large heart-shaped
leaves float atop
water
V-shaped notch
between lobes of
leaf is narrow
showy yellow flower
Ranunculus acris
tall buttercup
larger leaves are deeply
divided into 3-7 lobes
each lobe is divided
lobes are stalkless
showy golden flowers
Hieracium aurantiacum
orange hawkweed
very hairy lanceolate
basal leaves occur in
whorls
very hairy stem
bright orange, dandelionlike flowers
Lythrum salicaria
purple loosestrife
lance-shaped, entire
leaves grow in
opposite pairs or
sometimes whorls
of three
purple flowers in a
dense spike
6
Coptis groenlandica
goldthread
small, shiny, dark
green leaflets occur in
groups of three
leaflets have sharp
serrations
Phryma leptostachya
lopseed
opposite leaves in pairs
along an upright stem
leaves have serrations
flowers are arranged in
pairs on a leafless
spike
not densely hairy like
hamp nettle
Malva neglecta
common mallow
leaves similar to naked
miterwort
lacks the leafless flowering
stem present on naked
miterwort
white flowers grow from leaf
axils
Laportea
canadensis
wood nettle
alternate leaves occur on an
upright stem
leaves have serrations
stem has stinging hairs
small green flowers grow
from leaf axils
Lupinus lyellii
lupine
leaflets arranged
radially around
a central point,
giving the
appearance of
a green flower
purple flower
clusters
resemble
spikes
Cardamine laciniata
toothwort
leaves occur in whorls of
three
each leaf is deeply divided
into knife-like, serrated lobes
7
Ranunculus sclereratus
cursed crowfoot
leaves have rounded
lobes
lobes have rounded
serrations (unlike
hepatica)
small yellow flowers
Anemone
quinquefolia
wood anemone
leaves are divided
into three to five
leaflets originating
from a single point
leaflets have toothlike serrations at
the tips
white flower occurs
from same point as
upper leaves
upper leaves are
stalked
Vinca minor
periwinkle
opposite evergreen
leaves
creeping stems form
mats
purple flowers on
erect branches
Dicentra cucullaria
Dutchman’s breeches
leaves are three times
divided with lobes
on each false leaflet
white flower looks
like a pair of
overalls with pointy
legs that are spread
(unlike squirrel
corn)
Claytonia virginica
spring beauty
two bladelike leaves
per stem
opposite leaves
several rose-colored
flowers
Dicentra canadensis
squirrel corn
leaves resemble that of
Dutchman’s breeches
white flower looks like a pair of
overalls with stubby legs that
are fused (unlike Dutchman’s
breeches)
8
Caulophyllum thalictroides
blue cohosh
leaves found on upper portion
of stem
leaflets have finger-like lobes
leaflets in groups of three
blue fruits
Cornus canadensis
bunchberry
leaves form a radial pattern
from one stem
leaves with arcuate venation
Aquilegia canadensis
wild columbine
leaves found on upper and lower
portions of stem (unlike blue
cohosh)
leaflets have finger-like lobes
leaflets in groups of three
orange flowers
Trientalis borealis
starflower
long, knife-like leaves form
a radial pattern that
resembles a star
white flower resembles a star
9
Toxicodendron radicans
poison ivy
shiny leaves in groups of three
leaves have wavy serrations
leaf on the end of stem has a
petiole
other two leaves are attached
to the stem right at the bases
(no petioles)
Chimaphila
umbellata
prince’s pine
shiny, leathery
leaves with
sharp serrations
Arctostaphylos
uva-ursi
bearberry
small, leathery,
evergreen leaves
leaves have a
spatula-like
shape
crawling plant
Gaultheria procumbens
wintergreen
shiny, oval, evergreen leaves
leaves have a mint-like taste and
smell when broken
small red berry
Mitchella repens
partridgeberry
shiny, green, oval leaves with lighter
green to whitish center veins
crawling plant
white, trumpet-shaped flowers
10
Epigaea repens
trailing arbutus
hairy, leathery leaves
leaves have heart-shaped bases
crawling plant
Trifolium pratense
red clover
leaves in groups of
three round leaflets
leaves and stems hairy
flowers magenta or
white
leaflets have pale spot
on upper surface
Oxalis montana
wood sorrel
heart-shaped leaflets in groups of
three
white radial flowers
Trifolium repens
white clover
leaves in groups of three
round leaflets
leaves and stems not
hairy
flowers white or pink
leaflets with pale spot
upper surface
creeping stems
Trifolium hybridum
alsike clover
leaves in groups of three
round leaflets
similar to white clover
except stems are not
creeping
11
Hepatica acutiloba
sharp-lobed hepatica
leaves have three distinct lobes
(not leaflets)
stems covered with white hairs
lobes are pointed
Asclepias syriaca
milkweed
thick, broad leaves
milky juice in the
stems
purplish, star-shaped
flowers occur in
clusters
Hepatica americana
round-lobed hepatica
leaves have three distinct lobes (not
leaflets)
stems covered with white hairs
lobes are rounded
Rumex obtusifolius
bitterdock
very large leaves with heartshaped bases
papery sheath occurs where
leaves attach to stem
middle veins of leaves have
reddish coloration
Mitella nuda
naked miterwort
rounded leaves with
heart-shaped bases
serrations on leaves are
rounded, not sharp
petioles on leaves are
hairy
flowering stem has
no leaves
greenish flowers
with fringed petals
12
Ribes spp.
gooseberry
spreading or straggling
woody plant
palmately divided leaves
resemble maple leaves
many species have small
thorns on the stem
Galeopsis tetrahit
hemp nettle
obovate leaves occur in opposite pairs
hairy stem and leaves
square stem in cross-section
white or purple leaves occur in dense whorls
13