"Coastal view, Cabrillo National Monument, 2015." by U.S. National Park Service , public domain
Field GuidesNative Plant Field Guide |
Native Plant Field Guide for Cabrillo National Monument (NM) in California. Published by the National Park Service (NPS).
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Native Plant
Field Guide
C ABRILLO N ATION AL MONUMENT
C ABRILLO N ATION AL MONUMENT
Native Plant
Field Guide
About the
Ecosystem
Field
Guide
Our
Role
Cabrillo
Guide
1
C ABRILLO N ATION AL MONUMENT
About the Ecosystem
The Mediterranean Ecosystem is made
up of plants that have adapted to warm,
dry summers and cool winters with a few
storms lasting a few days at a time. To
survive through the dry season, some
plants found in these habitats have large
roots, or bodies, where they store water
to use when needed. Other plants have
leaf adaptations that prevent the loss of
water. These adaptations include leaves
that fall off during dry seasons, leaves with
a waxy coating that protects them from
evaporation, or leaves with hairs that
reflect light penetrating the plant.
Plant Communities
Coastal Sage Scrub
Chaparral
• Small Plants (less than 3 feet)
• Woody Shrubs (up to 8 feet)
• Spread out and dirt is often seen
• Plants often grow close together
• Typically direct sunlight all day
• Usually shaded for part of the day
R E T U R N T O 2H O M E P A G E
SHRUBS
Aromatic Plants
Black Sage
Bladderpod
Everlasting
Sagebrush
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SHRUBS
Bicolor Everlasting
Pseudognaphalium bioletti
Flowering Season: January -May
Description: Clasping, distinctly two colored leaves with
white crowded flowers and sweet scent (lemon-like); <3’
Distribution: California and Baja California
Interesting Facts: This species of Pseudognaphalium may
feel slightly sticky to the touch.
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SHRUBS
Black Sage
Salvia mellifera
Flowering Season: May - July
Description: Branched woody shrub <6’; small dark
green leaves with several whirls around the upright stalks,
flower color varies from white, pale blue, and lavender
Distribution: California and Northern Baja
Interesting Facts: The word ‘mellifera’ means foul odor.
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SHRUBS
Bladderpod
Peritoma arborea
Flowering Season: All year with rain
Description: Spreading shrub <6’, 3 gray-green
leaflets, yellow tubular 4 petal flowers, bladder shaped
seed pods
Distribution: California and Northern Baja
Interesting Facts: Often, you will find the Harlequin
bug using this plant for survival. Some Harlequin bugs
can spend their whole life on a single Bladder Pod
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SHRUBS
California Sagebrush
Artemisia califonica
Flowering Season: August - December
Description: Erect or spreading branches <4’, soft
green-gray linear leaves, small yellow-green flowers
Distribution: Central to Southern California and
Northern Baja
Interesting Facts: This plant is not a true sage, but
utilizes the same chemicals to smell like a sage.
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SHRUBS
Common Wildflowers
Black Sage
Bladderpod
Bladder Pod
CA Buckwheat
Bushmallow
Bush Sunflower
Deer Weed
Goldenbush
SD Sunflower
Sea Dahlia
Tansy Mustard
White Fiesta Flower
Yellow Pincushion
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SHRUBS
Black Sage
Salvia mellifera
Flowering Season: May - July
Description: Branched woody shrub <6’; small dark
green leaves with several whirls around the upright stalks,
flower color varies from white, pale blue, and lavender
Distribution: California and Northern Baja
Interesting Facts: The word ‘mellifera’ means foul odor.
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SHRUBS
Bladderpod
Peritoma arborea
Flowering Season: All year with rain
Description: Spreading shrub <6’, 3 gray-green leaflets,
yellow tubular 4 petal flowers, bladder shaped seed pods
Distribution: California and Northern Baja
Interesting Facts: Often, you will find the Harlequin
bug using this plant for survival. Some Harlequin bugs
can spend their whole life on a single Bladder Pod.
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SHRUBS
California Flattop Buckwheat
Eriogonum fasciculatum
Flowering Season: All year with rain
Description: Woody brittle shrub <5’, small slender
bundled leaves, white pom-pom like flowers with pink
anthers, dry rust colored flower heads retained
Distribution: Western North America - California,
Utah, Arizona and Northern Baja
Interesting Facts: Some may say it has pink pollen, but
in fact the anthers of this plants are simply pink.
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SHRUBS
Coastal Bushmallow
Malacothamnus fasciculatus
Flowering Season: April - July
Description: Shrub <6’, softly lobed felty leaves, pink
with orangish center flowers bundled along stalk
Distribution: Western North America - California and
Mexico
Interesting Facts: On the underside of its leaves, it has
star-like hairs (stellate trichomes), which help it capture
moisture on foggy days.
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SHRUBS
Bush Sunflower
Encelia californica
Flowering Season: February - June
Description: Branched <4’, oval green smooth edged
leaves, yellow petals surrounding brown-black disk flowers
Distribution: Southern California and Baja California
Interesting Facts: On the Bush Sunflower, each center
disc consists of many small individual flowers.
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SHRUBS
Deer Weed
Acmispon glaber
Flowering Season: March - August
Description: Gray-green twigs <4’, 3-6 leaflets, small
yellow turning to orange flowers that look like “deer ears”
Distribution: California, Arizona, and Mexico
Interesting Facts: Deer Weed uptakes nitrogen due its
relationship with bacteria. Also, the flowers change color
after being pollinated from bright yellow to orange.
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SHRUBS
San Diego Goldenbush
Isocoma menziesii
Flowering Season: April - November
Description: Branched shrub <4’ with dark green leaves,
toothed at tip; clustered yellow at tips of branches; may
be sticky
Distribution: Central California to Baja
Interesting Facts: The San Diego Goldenbush seeds are
wind dispersed.
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SHRUBS
San Diego Sunflower
Bahiopsis laciniata
Flowering Season: March - July
Description: Branched shrub <5’, gray-green, thick,
lance-shaped leaves and yellow rays, and disk flowers
Distribution: California and Mexico
Interesting Facts: On the San Diego Sunflower, each
center disc consists of many small individual flowers as
shown above.
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SHRUBS
Sea Dahlia
Leptosyne maritima
Flowering Season: March - May
Description: Spreading shrub <3’ with dividing leaves;
big, radiate, bright yellow flower with yellow center
Distribution: Southern California and Northern Baja
Interesting Facts: Sea Dahlia is regionally endangered
due to urbanization and is recognized on the federally
endangered species list.
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SHRUBS
Tansy Mustard
Descurainia pinnata
Flowering Season: February - June
Description: Erect flowering shrub <4’ height. Yellow
rounded flowers with winged seeds branched from stem.
Distribution: Northern America
Interesting Facts: Tansy Mustard is one of the only
native mustards in this area.
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SHRUBS
White Fiesta Flower
Pholistoma racemosum
Flowering Season: February - May
Description: Tangled patches of ground cover with
creeping branches of small, white flowers.
Distribution: Southern California
Interesting Facts: The stem and leaves of this plant are
covered with hairs that are bent backwards allowing the
plant to cling or climb.
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SHRUBS
Yellow Pincushion
Chaenactis glabriuscula
Flowering Season: January - August
Description: Central and Southern California
Distribution: Erect, branched shrub >2’ height with
yellow rounded flowers.
Interesting Facts: This species is in the Daisy family. It
gets its common name from its distinctive rounded look
- like a pincushion.
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SHRUBS
Woody Shrubs
Broom Baccharis
Bladder Pod
CA Buckwheat
Cliff Spurge
Coyote Bush
Johnston’s Honeysuckle
Laurel Sumac
Lemonade Berry
Mule’s Fat
Scrub Oak
Toyon
Yerba Santa
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SHRUBS
Broom Baccharis
Baccharis sarothroides
Flowering Season: August - December
Description: Woody shrub <7’, leaves often not evident,
twiggy-broom like in appearance, small white-yellowish
male flowers, small white fluffy female flowers
Distribution: Western North America - California,
Arizona, New Mexico, Texas, and Northwestern Mexico
Interesting Facts: This plant is dioecious meaning that
it has separate male and female parts on an individual.
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SHRUBS
Bladderpod
Peritoma arborea
Flowering Season: All year with rain
Description: Spreading shrub <6’ tall, 3 gray-green
leaflets, yellow tubular 4 petal flowers, bladder shaped
seed pods
Distribution: California and Northern Baja
Interesting Facts: Often, you will find the Harlequin
bug using this plant for survival. Some Harlequin bugs
can spend their whole life on a single Bladder Pod.
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SHRUBS
Cliff Spurge
Euphorbia misera
Flowering Season: January - August
Description: <3’ shrub often gray twiggy looking,
small green leaves, small white flowers with maroon
center present after rain
Distribution: Southern California and Baja
Interesting Facts: Each flower has a small disc of color
that contains nectar (nectariferous discs).
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SHRUBS
California Flattop Buckwheat
Eriogonum fasciculatum
Flowering Season: All year with rain
Description: Woody brittle shrub <5’, small slender
bundled leaves, white pom-pom like flowers with pink
anthers, dry rust colored flower heads retained
Distribution: Western North America - California,
Utah, Arizona and Northern Baja
Interesting Facts: Some may say it has pink pollen, but
in fact the anthers of this plants are simply pink.
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SHRUBS
Coyote Brush
Baccharis pilularis
Flowering Season: August - December
Description: Woody shrub <7’ , small narrow toothed
oval light green leaves, small yellowish male flowers, small
white fluffy female flowers
Distribution: California, Oregon, and Mexico
Interesting Facts: This plant is dioecious meaning that
it has separate male and female parts on individuals. It is
named after the Roman god of wine, Bacchus.
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SHRUBS
Johnston’s Honeysuckle
Lonicera subspicata
Flowering Season: May - August
Description: Woody shrub <5’; often in shade with long
twiggy branches and rounded leaves; white-pink flowers.
Distribution: California and Baja
Interesting Facts: This plant is endemic to this region
meaning that is found only here.
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SHRUBS
Laurel Sumac
Malosma laurina
Flowering Season: February - May
Description: Large, rounded shrub <10-18’; taco
shaped leaves which have reddish veins and stems; small
white flowers
Distribution: Southern California and Baja
Interesting Facts: The Laurel Sumac is related to both
poison oak and mangos, but do not worry, they are not
harmful to touch.
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SHRUBS
Lemonade Berry
Rhus integrifolia
Flowering Season: February - May
Description: Woody gray barked bush <15’, dark green
leathery serrated leaves, flowers white or pink, clustered
red waxy berries
Distribution: Central to Southern California, and Baja
Interesting Facts: Lemonade Berry is in the cashew
family and its seed may taste sour when consumed.
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SHRUBS
Mule’s Fat
Baccharis salicifolia
Flowering Season: Continuously
Description: Abundant in drainage areas, resembles
small willow; erect, spreading branches and leaves; <15’
Distribution: California and Baja
Interesting Facts: This species receives its common
name because it is a source of food for mule deer.
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SHRUBS
Nuttall’s Scrub Oak
Quercus dumosa
Flowering Season: February - March
Description: Woody branched shrub <15’; stiff twigs
with dark green, wavy leaves; acorns <1”
Distribution: Southern California and Baja
Interesting Facts: This oak sprouts vigorously from its
stump and root crown after wildfire.
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SHRUBS
Toyon
Heteromeles arbutifolia
Flowering Season: June - April
Description: Evergreen shrub <18’; erect, branched,
tree-like; small, cream flowers and rich red colored berry
Distribution: California and Baja
Interesting Facts: Toyon is known as the Christmas
Berry or Holly. The city of Hollywood was named after
this plant as it once covered the Hollywood Hills.
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SHRUBS
Felt-Leaf Yerba Santa
Eriodictyon crassifolium
Flowering Season: May - June
Description: Erect, loosely branched shrub <6’; felty,
gray leaves whirled around twig with lavender flowers
Distribution: California, Oregon, and Baja
Interesting Facts: The small hairs on the leaves collect
water brought in by fog. Yerba Santa is one of the
primary food sources for checkered butterflies.
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SHRUBS
Other Shrubs
Deer Weed
Loco Weed
Wild Rye
Russian Thistle
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SHRUBS
Deer Weed
Acmispon glaber
Flowering Season: March - August
Description: Gray-green twigs <4’, 3-6 leaflets, small
yellow turning to orange flowers that look like “deer ears”
Distribution: California, Arizona, and Mexico
Interesting: Deer Weed uptakes nitrogen due its
relationship with bacteria. Also, the flowers change color
after being pollinated from bright yellow to orange.
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SHRUBS
Coast Locoweed
Astragalus trichopodus
Flowering Season: February - June
Description: Silvery annual shrub <2’ tall, gray-green
with 15-39 leaflets, cream-white flower heads, and
rounded seed pods
Distribution: Southern California and Baja
Interesting Facts: Locoweed is known for poisoning
cattle, horses, and other livestock; hence, it gets it’s
name for driving the animals crazy.
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SHRUBS
Giant Wild Rye
Elymus condensatus
Flowering Season: May - August
Description: Green fading to brown long wide erect
leafed grass <8‘, spiked slender noded flower (seeds)
Distribution: California and Baja
Interesting Facts: The Giant Wild Rye gets its name
because it may reach up to heights of 6 - 8 feet.
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SHRUBS
Russian Thistle
Salsola australis
Flowering Season: June - October
Description: Invasive species in California <3’;
grey-green coloration, branched, becoming spherical
Distribution: Central Asia, Russia, Middle East, and
North America
Interesting Facts: Originating from Euro-asia, this
plant is extremely invasive and can be found nearly all
over the world. Also known as a ‘tumbleweed’.
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FIELD GUIDE
Trees
Aleppo Pine
Japanese Black Pine
Monterey Cypress
Torrey Pine
R E T U R N T O 39
FIELD GUIDE
TREES
Aleppo Pine
Pinus halepensis
Flowering Season: None
Description: Medium sized tree with orange-red bark;
slender yellowish-green needles
Distribution: Native to Mediterranean Basin region
Interesting Facts: Due to its irregular shape and poor
wood quality, this species is not very profitable in the
forestry industry.
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TREES
Japanese Black Pine
Pinus thunbergii
Flowering Season: None
Description: Pine needles of two with white sheath at
base; gray bark on young trees and changing to black
Distribution: Native to coastal areas of Japan
Interesting Facts: This species of pine is traditionally
used in the art of Bonsai.
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TREES
Monterey Cypress
Hesperocyparis macrocarpa
Flowering Season: None
Description: Few major limbs near ground, more
upright in sheltered locations; high canopy evergreen
Distribution: Coast of California
Interesting Facts: Monterey Cypress are very rare and
localized (specially to the Monterey, California region),
but invasive in other Mediterranean climates.
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TREES
Torrey Pine
Pinus torreyana
Flowering Season: None
Description: Broad, open-crowned pine tree with long
needle leaves in groups of five; cones stout and heavy
Distribution: Southern California - San Diego and
Santa Rosa Island
Interesting Facts: Torrey Pines can be identified by
having 5 needles in each bundle along its branches. It is
only found in San Diego and on Santa Rosa Island.
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FIELD GUIDE
Succulents
Chalk Dudleya
Lady’s Fingers
Mojave Yucca
Shaw’s Agave
R E T U R N T O 44
FIELD GUIDE
SUCCULENTS
Chalk Dudleya
Dudleya pulverulenta
Flowering Season: May - July
Description: Basal rosette of wide fleshy green leaves
with white “chalk” <3’, tall stalks with many red flowers
Distribution: Western North America - California,
Nevada, Arizona, Utah and Mexico
Interesting Facts: The chalky coating reflects light and
prevents evaporation (desiccation).
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SUCCULENTS
Lady’s Fingers
Dudleya edulis
Flowering Season: May - June
Description: Basal rosette of gray-green fleshy
cylindrical “finger” leaves <2’, creamy-white 5 petal star
shaped flowers atop branched stalks
Distribution: Southern California and Baja
Interesting Facts: The latin work ‘edulis’ means edible.
Leaves and stems of this species have been know to
alleviate thirst and leave a chalky taste in the mouth.
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SUCCULENTS
Mojave Yucca
Yucca schidigera
Flowering Season: April - May
Description: Large rosette of pointed stiff gray-green
leaves with “threads” along edge, <8’ stalk with white
clumped waxy flowers that bloom from the center
Distribution: Southern California, Arizona, Nevada,
and Mexico
Interesting Facts: Mojave Yucca Spines can be striped
to make thread or rope.
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SUCCULENTS
Shaw’s Agave
Agave shawii
Flowering Season: September - May
Description: Basal rosette of sharp pointed toothed
thick stiff leaves <4’, golden flowers on thick branched
stalk <8’ when in bloom
Distribution: Southern California, and Baja
Interesting Facts: Only flowers once, every 20-50 years,
then dies. Shaw’s Agave have a unique ability to clone
themselves but are normally pollinated by bats.
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FIELD GUIDE
Cactus
Coast Barrel
Cane Cholla
Prickly Pear
Fish-hook
Golden Club
R E T U R N T O 49
FIELD GUIDE
C ACTUS
Coast Barrel
Ferocactus viridescens
Flowering Season: May - July
Description: Nearly cylindrical, usually wider than tall;
green and covered in a array of long spines <2’; yellow
flowers with red/pink scales
Distribution: Southern California and Baja
Interesting Facts: The latin word ‘viridescens’ refers to
forever green.
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C ACTUS
Cane Cholla
Cylindropuntia californica
Flowering Season: April - July
Description: Green segmented cactus <6’; many spines,
and yellow flowers with green filaments
Distribution: Southern California and Baja
Interesting Facts: The fruit of the Cane Cholla is dry
and inedible unlike other species of cactus.
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C ACTUS
Coast Prickly Pear
Opuntia littoralis
Flowering Season: May - June
Description: Segmented cactus <4’; green flat rounded
pads with 4 - 10 spines from areole, yellow flowers and
red oval fruits
Distribution: Southern California and Baja
Interesting Facts: When spines are removed, this plant
has large sections that are edible, including the red fruit
and rounded pads.
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C ACTUS
Fish-hook
Mammillaria dioica
Flowering Season: February - April
Description: Bushy cactus <1’; stems form mounds
often near rocks; spines hooked; flowers form a crown
Distribution: California and Northwestern Mexico
Interesting Facts: This plant is gynodioecious.
Gynodioecious is a rare breeding system in which some
plants are hermaphroditic (have both male and female
parts) and other plants are only female.
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C ACTUS
Golden Club
Bergerocactus emoryi
Flowering Season: May - June
Description: Club-like, erect stalks <3’; golden color
with many spines and yellow flowers emerging from side
Distribution: Southern California and Baja
Interesting Facts: The Golden Club Cactus is the only
member of its genus, Bergerocactus, named after Alwin
Berger.
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C ABRILLO N ATION AL MONUMENT
Our Role
The core mission of the National Park
Service is to protect and preserve natural
resources, processes, systems, and values
of the America’s parks. Our philosophy is
protect, and restore when necessary, native ecosystems and let natural processes
play out. Park Rangers and Volunteers
document their observations of flora and
fauna. Scientists conduct research to try to
understand the status and trends of the
species and systems they protect. This
information is vital to advising park
management and philosophy.
Connect With Us
To learn more about how
you can help visit:
• NPS Website
• Field Notes
R E T U R N T O 55H O M E P A G E