logo Calflora  Illustrated Plant List 

Priority invasive plant species for early detection at John Muir National Historic Site (JOMU).
57 PLANTS
Aegilops triuncialis    Barbed goatgrass
invasive non-native
Annual grass

POACEAE

Aegilops triuncialis
2008 Steve Matson
Aegilops triuncialis
2008 Steve Matson
Aegilops triuncialis
2018 Scott Oneto

Ailanthus altissima    Ailanthus,  Tree of heaven
invasive non-native
Tree

SIMAROUBACEAE

Ailanthus altissima
2022 Jenny Gossett
Ailanthus altissima
2022 Jenny Gossett
Ailanthus altissima
2020 Julie A. Kierstead

Arundo donax    Giant reed
invasive non-native
Perennial grass

POACEAE

Arundo donax
2013 Miriam Sachs Martin
Arundo donax
2020 Jennifer Mo
Arundo donax
2018 Ron Vanderhoff

Bellardia trixago    Mediterranean lineseed
invasive non-native
Annual herb

OROBANCHACEAE

Bellardia trixago
2016 Michael Mitchell
Bellardia trixago
2016 Michael Mitchell
Bellardia trixago
2015 jamie smith

Brachypodium distachyon    False brome,  Purple false brome
invasive non-native
Annual, Perennial grass

POACEAE

Brachypodium distachyon
2019 Ron Vanderhoff
Brachypodium distachyon
2021 John Rawlings
Brachypodium distachyon
2019 Ron Vanderhoff

Brassica nigra    Black mustard
invasive non-native
Annual herb

BRASSICACEAE

Brassica nigra
2021 Ron Vanderhoff
Brassica nigra
2019 Ron Vanderhoff
Brassica nigra
2019 Ron Vanderhoff

Brassica rapa    Common mustard,  Field mustard,  Rape mustard
invasive non-native
Annual herb

BRASSICACEAE

Brassica rapa
2024 David Wolfson
Brassica rapa
2021 Diane Etchison
Brassica rapa
2018 Angelique Herman

invasive non-native
Annual grass

POACEAE

Bromus madritensis ssp. rubens
2015 Chris Jaster
Bromus madritensis ssp. rubens
2015 jamie smith
Bromus madritensis ssp. rubens
2018 Gary McDonald

Calendula arvensis    Field marigold
non-native
Annual herb

ASTERACEAE

Calendula arvensis
2017 MCOSD EDRR
Calendula arvensis
2018 David Wolfson
Calendula arvensis
2019 Stephany Dery

Carduus pycnocephalus    Italian thistle
invasive non-native
Annual herb

ASTERACEAE

Carduus pycnocephalus
2019 Gary McDonald
Carduus pycnocephalus
2023 Diana Wahl
Carduus pycnocephalus
2017 Gary McDonald

Carthamus baeticus    Smooth distaff thistle
non-native
Annual herb

ASTERACEAE

Carthamus baeticus
2016 Amanda Mills
Carthamus baeticus
2020 Angelique Herman
Carthamus baeticus
2020 Angelique Herman

Centaurea calcitrapa    Purple star thistle,  Red star thistle
invasive non-native
Annual, Perennial herb

ASTERACEAE

Centaurea calcitrapa
2021 R.A. Chasey
Centaurea calcitrapa
2019 MCOSD EDRR
Centaurea calcitrapa
2022 R.A. Chasey

Centaurea melitensis    Maltese star thistle,  Napa star thistle,  Tocalote
invasive non-native
Annual herb

ASTERACEAE

Centaurea melitensis
2019 Ron Vanderhoff
Centaurea melitensis
2020 Ron Vanderhoff
Centaurea melitensis
2020 Laura Anna Arellano

Centaurea solstitialis    Barnaby's thistle,  Yellow star thistle
invasive non-native
Annual herb

ASTERACEAE

Centaurea solstitialis
2022 Cynthia Powell
Centaurea solstitialis
2019 Arlee Montalvo
Centaurea solstitialis
2022 Mary Herr

Cestrum parqui    Chilean jessamine
invasive non-native
Tree

SOLANACEAE

Cestrum parqui
2011 Michael Perlmutter
Cestrum parqui
2011 Michael Perlmutter
Cestrum parqui
2011 Michael Perlmutter

Cirsium vulgare    Bull thistle
invasive non-native
Perennial herb

ASTERACEAE

Cirsium vulgare
2017 James Bailey
Cirsium vulgare
2020 Bob Sweatt
Cirsium vulgare
2020 Bob Sweatt

Conium maculatum    Poison hemlock
invasive non-native
Perennial herb

APIACEAE

Conium maculatum
2019 James Bailey
Conium maculatum
2013 Toni Corelli
Conium maculatum
2016 Cynthia Powell

Convolvulus arvensis    Field bindweed,  Orchard morningglory
invasive non-native
Perennial herb, Vine

CONVOLVULACEAE

Convolvulus arvensis
2022 Steve Matson
Convolvulus arvensis
2021 Ron Vanderhoff
Convolvulus arvensis
2022 Steve Matson

Cotoneaster lacteus    Milkflower cotoneaster
invasive non-native
Shrub

ROSACEAE

Cotoneaster lacteus
2022 John Doyen
Cotoneaster lacteus
2019 Ron Vanderhoff
Cotoneaster lacteus
2022 John Doyen

Cotoneaster pannosus    Cotoneaster,  Silverleaf cotoneaster,  Woolly cotoneaster
invasive non-native
Shrub

ROSACEAE

Cotoneaster pannosus
2021 David Wolfson
Cotoneaster pannosus
2019 Cynthia Powell
Cotoneaster pannosus
2018 MCOSD EDRR

Cynara cardunculus    Artichoke thistle,  Cardoon
invasive non-native
Perennial herb

ASTERACEAE

Cynara cardunculus
2021 R.A. Chasey
Cynara cardunculus
2022 Ron Vanderhoff
Cynara cardunculus
2022 Ron Vanderhoff

Cynodon dactylon    Bermuda grass,  Bermudagrass
invasive non-native
Perennial grass

POACEAE

Cynodon dactylon
2021 Ron Vanderhoff
Cynodon dactylon
2020 Ron Vanderhoff
Cynodon dactylon
2021 Ron Vanderhoff

Cytisus striatus    Portuguese broom,  Striated broom
invasive non-native
Shrub

FABACEAE

Cytisus striatus
2019 Andy Jones
Cytisus striatus
2021 Cynthia Powell
Cytisus striatus
2021 Cynthia Powell

Dactylis glomerata    Orchard grass,  Orchardgrass
invasive non-native
Perennial grass

POACEAE

Dactylis glomerata
2018 Jennifer Mo
Dactylis glomerata
2020 Jim Richards
Dactylis glomerata
2017 Gary McDonald

Dittrichia graveolens    Stinkwort
invasive non-native
Annual herb

ASTERACEAE

Dittrichia graveolens
2017 Bob Huttar
Dittrichia graveolens
2019 Ron Vanderhoff
Dittrichia graveolens
2019 Ron Vanderhoff

Ehrharta erecta    Panic veldtgrass,  Upright veldt grass
invasive non-native
Perennial grass

POACEAE

Ehrharta erecta
2023 Rachel Suding
Ehrharta erecta
2020 Ron Vanderhoff
Ehrharta erecta
2020 Ron Vanderhoff

Eucalyptus globulus    Blue gum,  Tasmanian bluegum
invasive non-native
Tree

MYRTACEAE

Eucalyptus globulus
2022 Ron Vanderhoff
Eucalyptus globulus
2022 Ron Vanderhoff
Eucalyptus globulus
2022 Ron Vanderhoff

Euphorbia oblongata    Eggleaf spurge
invasive non-native
Perennial herb

EUPHORBIACEAE

Euphorbia oblongata
2017 Gary McDonald
Euphorbia oblongata
2019 Randy Huey
Euphorbia oblongata
2017 Gary McDonald

Ficus carica    Common fig,  Edible fig
invasive non-native
Tree

MORACEAE

Ficus carica
2019 Ron Vanderhoff
Ficus carica
2022 Ron Vanderhoff
Ficus carica
2018 Vicki Salazar

Foeniculum vulgare    Biscuit root,  Sweet fennel
invasive non-native
Perennial herb

APIACEAE

Foeniculum vulgare
2019 Nicole Leatherman
Foeniculum vulgare
2019 Ron Vanderhoff
Foeniculum vulgare
2018 Henry DiRocco

Genista monspessulana    French broom
invasive non-native
Shrub

FABACEAE

Genista monspessulana
2019 Ron Vanderhoff
Genista monspessulana
2019 Ron Vanderhoff
Genista monspessulana
2021 Michelle Karle

Geranium robertianum    herb Robert
invasive non-native
Annual herb

GERANIACEAE

Geranium robertianum
2016 Steve Matson
Geranium robertianum
2016 Steve Matson
Geranium robertianum
2016 Steve Matson

Picris echioides    Bristly ox-tongue
invasive non-native
Annual, Perennial herb

ASTERACEAE

Picris echioides
2016 Hayley Ross
Picris echioides
2019 Rachelle Gray
Picris echioides
2012 Elizabeth Brusati

Hirschfeldia incana    Mediterranean hoary mustard,  Short podded mustard,  Summer mustard
invasive non-native
Perennial herb

BRASSICACEAE

Hirschfeldia incana
2017 Gary McDonald
Hirschfeldia incana
2017 Gary McDonald
Hirschfeldia incana
2022 Ron Vanderhoff

Lathyrus latifolius    Everlasting pea,  Perennial pea,  Perennial sweet pea
non-native
Perennial herb

FABACEAE

Lathyrus latifolius
2020 Jutta Burger
Lathyrus latifolius
2019 Cynthia Powell
Lathyrus latifolius
2021 Sherry Adams

Cardaria draba    Whitetop
invasive non-native
Perennial herb

BRASSICACEAE

Cardaria draba
2020 Ron Vanderhoff
Cardaria draba
2021 Mike Russler
Cardaria draba
2020 Ron Vanderhoff

Lepidium latifolium    Broad leaved pepper grass,  Broadleaved pepperweed,  Perennial pepperweed
invasive non-native
Perennial herb

BRASSICACEAE

Lepidium latifolium
2022 Donald Burk
Lepidium latifolium
2020 Ron Vanderhoff
Lepidium latifolium
2021 Michelle Karle

Ligustrum lucidum    Glossy privet
invasive non-native
Tree, Shrub

OLEACEAE

Ligustrum lucidum
2021 Alex Nikolaou
Ligustrum lucidum
2021 Ron Vanderhoff
Ligustrum lucidum
2017 Ron Vanderhoff

Ligustrum ovalifolium    California privet
non-native
Tree, Shrub

OLEACEAE

Ligustrum ovalifolium
2018 Abbot Chambers
Ligustrum ovalifolium
2020 Diana Wahl
Ligustrum ovalifolium
2013 Ramona Robison

Lythrum salicaria    Purple loosestrife
invasive non-native
Perennial herb

LYTHRACEAE

Lythrum salicaria
2021 David popp
Lythrum salicaria
2015 Jean B Henney
Lythrum salicaria
2020 Katie Rian

Marrubium vulgare    White horehound
invasive non-native
Perennial herb

LAMIACEAE

Marrubium vulgare
2013 Gary McDonald
Marrubium vulgare
2015 Diane Etchison
Marrubium vulgare
2018 Nancy Hamlett

Nicotiana glauca    Tree tobacco
invasive non-native
Tree, Shrub

SOLANACEAE

Nicotiana glauca
2019 Jean B Henney
Nicotiana glauca
2017 Steve Matson
Nicotiana glauca
2017 Steve Matson

Olea europaea    Olive
invasive non-native
Tree, Shrub

OLEACEAE

Olea europaea
2022 Donald Burk
Olea europaea
2021 Thomas Reyes
Olea europaea
2022 Ron Vanderhoff

Oxalis pes-caprae    Bermuda buttercup,  Sourgrass
invasive non-native
Perennial herb

OXALIDACEAE

Oxalis pes-caprae
2015 Richard Chasey
Oxalis pes-caprae
2017 Angelique Herman
Oxalis pes-caprae
2019 Gary McDonald

Phalaris aquatica    Bulbous canarygrass,  Harding grass
invasive non-native
Perennial grass

POACEAE

Phalaris aquatica
2018 Thomas Reyes
Phalaris aquatica
2021 Lenihan Mazur
Phalaris aquatica
2022 Lenihan Mazur

Prunus cerasifera    Cherry plum
invasive non-native
Tree

ROSACEAE

Prunus cerasifera
2021 MCOSD EDRR
Prunus cerasifera
2019 MCOSD EDRR
Prunus cerasifera
2015 jamie smith

Acroptilon repens    Russian knapweed
non-native
Perennial herb

ASTERACEAE

Acroptilon repens
2017 Barbara Boethling
Acroptilon repens
2014 Steve Matson
Acroptilon repens
2017 Barbara Boethling

Robinia pseudoacacia    Black locust
invasive non-native
Tree

FABACEAE

Robinia pseudoacacia
2021 Ron Vanderhoff
Robinia pseudoacacia
2021 David Wolfson
Robinia pseudoacacia
2015 Ron Vanderhoff

Rubus discolor    Elmleaf blackberry
non-native
Vine, Shrub

ROSACEAE

Rubus discolor
2020 Jennifer Mo
Rubus discolor
2020 Jennifer Mo
Rubus discolor
2021 Ramona Robison

Schinus molle    Peruvian pepper tree,  Peruvian peppertree
invasive non-native
Tree

ANACARDIACEAE

Schinus molle
2021 stephen rosenthal
Schinus molle
2017 William McCarey
Schinus molle
2023 Ron Vanderhoff

Sesbania punicea    Red sesbania,  Rattlebox
invasive non-native
Shrub

FABACEAE

Sesbania punicea
2020 Jennifer Mo
Sesbania punicea
2017 Ellen Uhler
Sesbania punicea
2021 HARDEEP BAINS

Silybum marianum    Blessed milkthistle,  Milk thistle
invasive non-native
Annual, Perennial herb

ASTERACEAE

Silybum marianum
2020 Nancy Hamlett
Silybum marianum
2019 Marisa Persaud
Silybum marianum
2018 Angelique Herman

Piptatherum miliaceum    Smilo grass
invasive non-native
Perennial grass

POACEAE

Piptatherum miliaceum
2022 Donald Burk
Piptatherum miliaceum
2009 Keir Morse
Piptatherum miliaceum
2022 Donald Burk

Tamarix parviflora    Fourstamen tamarisk,  Smallflower tamarisk
invasive non-native
Tree, Shrub

TAMARICACEAE

Tamarix parviflora
2020 Leslie Cobb
Tamarix parviflora
2020 Leslie Cobb
Tamarix parviflora
2015 Steve Matson

Tribulus terrestris    Puncture vine,  Puncturevine
invasive non-native
Annual herb

ZYGOPHYLLACEAE

Tribulus terrestris
2015 Steve Matson
Tribulus terrestris
2020 Ron Vanderhoff
Tribulus terrestris
2020 Maura Hay

Vinca major    Bigleaf periwinkle,  Greater periwinkle,  Vinca
invasive non-native
Perennial herb

APOCYNACEAE

Vinca major
2020 Julia Markey
Vinca major
2022 Ron Vanderhoff
Vinca major
2021 Ron Vanderhoff

Xanthium spinosum    Spiny clotbur,  Spiny cockleburr
non-native
Annual herb

ASTERACEAE

Xanthium spinosum
2017 B.J. Dion
Xanthium spinosum
2021 Lynn Overtree
Xanthium spinosum
2017 B.J. Dion