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Invasive Plants in John Muir National Historic Site

Overview of all invasive species that are currently found and monitored on Mount Wanda and the rest of the John Muir National Historic Site. This Guide is to be used in conjunction with our Invasive Plants in John Muir National Historic Site (INJO) Project by our project volunteers. Additional ...more ↓

All 58

Russian knapweed ¹
Acroptilon repens

barbed goat grass ²
Aegilops triuncialis

Tree of Heaven ³
Ailanthus altissima

Mediterranean lineseed ⁴
Bellardia trixago

purple false brome ⁵
Brachypodium distachyon

Black Mustard ⁶
Brassica nigra

ripgut brome ⁶
Bromus diandrus

Italian thistle ⁷
Carduus pycnocephalus

purple star-thistle ⁸
Centaurea calcitrapa

Malta star-thistle ⁹
Centaurea melitensis

Yellow Starthistle ¹⁰
Centaurea solstitialis

Green Cestrum ¹¹
Cestrum parqui

Bull Thistle ¹²
Cirsium vulgare

Poison Hemlock ¹³
Conium maculatum

Franchet's cotoneaster ¹⁴
Cotoneaster franchetii

Artichoke Thistle ¹⁵
Cynara cardunculus

Hairy-fruited Broom ¹⁶
Cytisus striatus

Stinkwort ¹⁷
Dittrichia graveolens

Veldt grass ¹⁸
Ehrharta erecta

Tasmanian Blue Gum ¹⁹
Eucalyptus globulus

eggleaf spurge ²⁰
Euphorbia oblongata

Sweet Fennel ²¹
Foeniculum vulgare

French broom ²²
Genista monspessulana

Shortpod Mustard ²³
Hirschfeldia incana

Broad-leaved Everlasting-pea ²⁴
Lathyrus latifolius

broadleaved pepperweed ²⁵
Lepidium latifolium

Glossy privet ²⁶
Ligustrum lucidum

Garden Privet ²⁷
Ligustrum ovalifolium

white horehound ²⁸
Marrubium vulgare

Tree Tobacco ²⁹
Nicotiana glauca

Olive ³⁰
Olea europaea

Bermuda Buttercup ³¹
Oxalis pes-caprae

harding grass ³²
Phalaris aquatica

Himalayan Blackberry ⁷
Rubus armeniacus

Peruvian Peppertree ¹⁷
Schinus molle

scarlet sesban ³³
Sesbania punicea

Milk Thistle ³⁴
Silybum marianum

Puncture Vine ³⁵
Tribulus terrestris

Greater Periwinkle ³⁶
Vinca major

Spiny Cocklebur ²⁸
Xanthium spinosum

Canary Islands Ivy ³⁷
Hedera canariensis

English Ivy ³⁸
Hedera helix

alkali mallow ³²
Malvella leprosa

Bur Clover ³⁹
Medicago polymorpha

fleshy Russian thistle ⁴⁰
Salsola soda

Common Groundsel ⁴¹
Senecio vulgaris

Calla Lily ⁴²
Zantedeschia aethiopica

red brome ⁹
Bromus rubens

Heart-podded Hoary Cress ⁴³
Lepidium draba

Smooth Distaff-thistle ¹⁵
Carthamus lanatus baeticus

Late cotoneaster ³⁴
Cotoneaster lacteus

silverleaf cotoneaster ⁴⁴
Cotoneaster pannosus

Purple Loosestrife ⁴³
Lythrum salicaria

Black Locust ⁴⁵
Robinia pseudoacacia

caper spurge ⁴⁶
Euphorbia lathyris

Round-leaved Frogfruit ⁴⁷
Phyla nodiflora

Bristly Ox-Tongue ⁴⁸
Helminthotheca echioides

Himalayan-berry ⁴⁹
Rubus bifrons

Edited by MariaCristina Carrillo, some rights reserved (CC BY-SA)

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Invasive Plants in John Muir National Historic Site

Russian knapweed 1 Acroptilon repens

barbed goat grass 2 Aegilops triuncialis

Tree of Heaven 3 Ailanthus altissima

Mediterranean lineseed 4 Bellardia trixago

purple false brome 5 Brachypodium distachyon

Black Mustard 6 Brassica nigra

ripgut brome 6 Bromus diandrus

Italian thistle 7 Carduus pycnocephalus

purple star-thistle 8 Centaurea calcitrapa

Malta star-thistle 9 Centaurea melitensis

Yellow Starthistle 10 Centaurea solstitialis

Green Cestrum 11 Cestrum parqui

Bull Thistle 12 Cirsium vulgare

Poison Hemlock 13 Conium maculatum

Franchet's cotoneaster 14 Cotoneaster franchetii

Artichoke Thistle 15 Cynara cardunculus

Hairy-fruited Broom 16 Cytisus striatus

Stinkwort 17 Dittrichia graveolens

Veldt grass 18 Ehrharta erecta

Tasmanian Blue Gum 19 Eucalyptus globulus

eggleaf spurge 20 Euphorbia oblongata

Sweet Fennel 21 Foeniculum vulgare

French broom 22 Genista monspessulana

Shortpod Mustard 23 Hirschfeldia incana

Broad-leaved Everlasting-pea 24 Lathyrus latifolius

broadleaved pepperweed 25 Lepidium latifolium

Glossy privet 26 Ligustrum lucidum

Garden Privet 27 Ligustrum ovalifolium

white horehound 28 Marrubium vulgare

Tree Tobacco 29 Nicotiana glauca

Olive 30 Olea europaea

Bermuda Buttercup 31 Oxalis pes-caprae

harding grass 32 Phalaris aquatica

Himalayan Blackberry 7 Rubus armeniacus

Peruvian Peppertree 17 Schinus molle

scarlet sesban 33 Sesbania punicea

Milk Thistle 34 Silybum marianum

Puncture Vine 35 Tribulus terrestris

Greater Periwinkle 36 Vinca major

Spiny Cocklebur 28 Xanthium spinosum

Canary Islands Ivy 37 Hedera canariensis

English Ivy 38 Hedera helix

alkali mallow 32 Malvella leprosa

Bur Clover 39 Medicago polymorpha

fleshy Russian thistle 40 Salsola soda

Common Groundsel 41 Senecio vulgaris

Calla Lily 42 Zantedeschia aethiopica

red brome 9 Bromus rubens

Heart-podded Hoary Cress 43 Lepidium draba

Smooth Distaff-thistle 15 Carthamus lanatus baeticus

Late cotoneaster 34 Cotoneaster lacteus

silverleaf cotoneaster 44 Cotoneaster pannosus

Purple Loosestrife 43 Lythrum salicaria

Black Locust 45 Robinia pseudoacacia

caper spurge 46 Euphorbia lathyris

Round-leaved Frogfruit 47 Phyla nodiflora

Bristly Ox-Tongue 48 Helminthotheca echioides

Himalayan-berry 49 Rubus bifrons