Aliens of the Cape Peninsula

A quick guide to aliens recorded as naturalized on the Cape Peninsula

As guides can only do 500 species the list stops in "Solanum" and 80 species are omitted (this is our short list: there are over 800 species known at present).

All 500

Wallangara Wattle ¹
Acacia adunca

Cootamunda wattle ²
Acacia baileyana

western coastal wattle ³
Acacia cyclops

Silver wattle ⁴
Acacia dealbata

Cedar wattle ⁵
Acacia elata

Acacia implexa ⁶

Sydney golden wattle ⁷
Acacia longifolia

black wattle ⁸
Acacia mearnsii

Tasmanian blackwood ⁹
Acacia melanoxylon

Kangaroo thorn ¹⁰
Acacia paradoxa

Queensland silver wattle ¹¹
Acacia podalyriifolia

Golden Wattle ¹²
Acacia pycnantha

golden wreath wattle ¹³
Acacia saligna

Hop wattle ¹¹
Acacia stricta

Acacia subporosa ¹⁴

Acacia viscidula

Bear's breeches ¹⁵
Acanthus mollis

boxelder maple ¹⁶
Acer negundo

Achyranthes aspera aspera

sticky snakeroot ⁹
Ageratina adenophora

Agrostemma githago githago

Tree of heaven ¹⁷
Ailanthus altissima

European Alder ¹⁸
Alnus glutinosa

creeping chaffweed ¹⁹
Alternanthera pungens

Prostrate Amaranth ²⁰
Amaranthus deflexus

Amaranthus hybridus hybridus

Amaranthus lividus polygonoides

Amaranthus muricatus

Thunberg's Pigweed
Amaranthus thunbergii

common ragweed ²¹
Ambrosia artemisiifolia

Bullwort ²²
Ammi majus

Yellow Gromwell
Amsinckia calycina

Rancher's fiddleneck ²³
Amsinckia intermedia

scarlet pimpernel ²⁴
Anagallis arvensis

Foemina Pimpernel ²⁵
Anagallis foemina

Mignonette vine ²⁶
Anredera cordifolia

Stinking chamomile ²⁷
Anthemis cotula

Antirrhinum orontium

Wild celery ²⁸
Apium graveolens

white bladderflower ²⁹
Araujia sericifera

Argemone mexicana forma mexicana

Argemone ochroleuca ochroleuca

Dutchman's pipe ³⁰
Aristolochia littoralis

Atriplex lindleyi inflata

Atriplex muelleri

Atriplex nummularia nummularia

Australian saltbush ³¹
Atriplex semibaccata

land cress ³²
Barbarea verna

Beet ³³
Beta vulgaris

Downy Birch ³⁴
Betula pubescens

black-jack ³⁵
Bidens pilosa

Bluebell creeper ³⁶
Billardiera heterophylla

Wineflower ³⁷
Boerhavia diffusa

Coast Silver-oak ³⁸
Brachylaena discolor

Brachylaena elliptica

Rapeseed ³⁹
Brassica napus

Cabbage ⁴⁰
Brassica oleracea

Saharan mustard ⁴¹
Brassica tournefortii

Butterfly bush ⁴²
Buddleja davidii

Madagascar Buddleia ¹¹
Buddleja madagascariensis

Crimson bottlebrush ⁴³
Callistemon citrinus

Stiff Bottlebrush ⁴⁴
Callistemon rigidus

Weeping Bottlebrush ⁴⁵
Callistemon viminalis

Calothamnus sanguineus ⁴⁶

Hemp ⁴⁷
Cannabis sativa

Shepherd's-purse ⁴⁸
Capsella bursa-pastoris

hairy bittercress ⁴⁹
Cardamine hirsuta

Italian thistle ⁵⁰
Carduus pycnocephalus

woolly distaff thistle ⁵¹
Carthamus lanatus

American chestnut ⁵²
Castanea dentata

Sweet Chestnut ⁵³
Castanea sativa

River sheoak ⁹
Casuarina cunninghamiana

beach she-oak ⁵⁴
Casuarina equisetifolia

Madagascar Periwinkle ⁵⁵
Catharanthus roseus

Balm of Gilead ⁵⁶
Cedronella canariensis

Chinese Hackberry ⁹
Celtis sinensis

purple star-thistle ⁴⁸
Centaurea calcitrapa

Cornflower ⁵⁷
Centaurea cyanus

Maltese star-thistle ²³
Centaurea melitensis

Red Valerian ⁵⁸
Centranthus ruber

Sticky mouse-ear chickweed ⁴⁰
Cerastium glomeratum

South African foxglove ⁵⁹
Ceratotheca triloba

Cereus jamacaru

orange cestrum ⁶⁰
Cestrum aurantiacum

inkberry ⁶¹
Cestrum laevigatum

Euphorbia inaequilatera

spotted spurge ⁶²
Euphorbia maculata

Fat-hen ⁶³
Chenopodium album

Mexican tea ⁶⁴
Dysphania ambrosioides

Low Goosefoot
Chenopodium botryodes

Keeled Goosefoot ⁶⁵
Chenopodium carinatum

Tree spinach ⁶⁶
Chenopodium giganteum

oak-leaved goosefoot ⁶⁷
Chenopodium glaucum

cutleaf goosefoot ⁶⁰
Dysphania multifida

Chenopodium murale murale

Chenopodium phillipsianum

Many-seeded Goosefoot ⁶⁸
Chenopodium polyspermum

Tricolor Daisy ⁶⁹
Ismelia carinata

Chrysanthemum segetum ⁷⁰

Marsh parsley ⁷¹
Cyclospermum leptophyllum

Edited by Tony Rebelo, some rights reserved (CC BY-SA)

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Aliens of the Cape Peninsula

Wallangara Wattle 1 Acacia adunca

Cootamunda wattle 2 Acacia baileyana

western coastal wattle 3 Acacia cyclops

Silver wattle 4 Acacia dealbata

Cedar wattle 5 Acacia elata

Sydney golden wattle 7 Acacia longifolia

black wattle 8 Acacia mearnsii

Tasmanian blackwood 9 Acacia melanoxylon

Kangaroo thorn 10 Acacia paradoxa

Queensland silver wattle 11 Acacia podalyriifolia

Golden Wattle 12 Acacia pycnantha

golden wreath wattle 13 Acacia saligna

Hop wattle 11 Acacia stricta

Bear's breeches 15 Acanthus mollis

boxelder maple 16 Acer negundo

sticky snakeroot 9 Ageratina adenophora

Tree of heaven 17 Ailanthus altissima

European Alder 18 Alnus glutinosa

creeping chaffweed 19 Alternanthera pungens

Prostrate Amaranth 20 Amaranthus deflexus

Thunberg's Pigweed Amaranthus thunbergii

common ragweed 21 Ambrosia artemisiifolia

Bullwort 22 Ammi majus

Yellow Gromwell Amsinckia calycina

Rancher's fiddleneck 23 Amsinckia intermedia

scarlet pimpernel 24 Anagallis arvensis

Foemina Pimpernel 25 Anagallis foemina

Mignonette vine 26 Anredera cordifolia

Stinking chamomile 27 Anthemis cotula

Wild celery 28 Apium graveolens

white bladderflower 29 Araujia sericifera

Dutchman's pipe 30 Aristolochia littoralis

Australian saltbush 31 Atriplex semibaccata

land cress 32 Barbarea verna

Beet 33 Beta vulgaris

Downy Birch 34 Betula pubescens

black-jack 35 Bidens pilosa

Bluebell creeper 36 Billardiera heterophylla

Wineflower 37 Boerhavia diffusa

Coast Silver-oak 38 Brachylaena discolor

Rapeseed 39 Brassica napus

Cabbage 40 Brassica oleracea

Saharan mustard 41 Brassica tournefortii

Butterfly bush 42 Buddleja davidii

Madagascar Buddleia 11 Buddleja madagascariensis

Crimson bottlebrush 43 Callistemon citrinus

Stiff Bottlebrush 44 Callistemon rigidus

Weeping Bottlebrush 45 Callistemon viminalis

Hemp 47 Cannabis sativa

Shepherd's-purse 48 Capsella bursa-pastoris

hairy bittercress 49 Cardamine hirsuta

Italian thistle 50 Carduus pycnocephalus

woolly distaff thistle 51 Carthamus lanatus

American chestnut 52 Castanea dentata

Sweet Chestnut 53 Castanea sativa

River sheoak 9 Casuarina cunninghamiana

beach she-oak 54 Casuarina equisetifolia

Madagascar Periwinkle 55 Catharanthus roseus

Balm of Gilead 56 Cedronella canariensis

Chinese Hackberry 9 Celtis sinensis

purple star-thistle 48 Centaurea calcitrapa

Cornflower 57 Centaurea cyanus

Maltese star-thistle 23 Centaurea melitensis

Red Valerian 58 Centranthus ruber

Sticky mouse-ear chickweed 40 Cerastium glomeratum

South African foxglove 59 Ceratotheca triloba

orange cestrum 60 Cestrum aurantiacum

inkberry 61 Cestrum laevigatum

spotted spurge 62 Euphorbia maculata

Fat-hen 63 Chenopodium album

Mexican tea 64 Dysphania ambrosioides

Low Goosefoot Chenopodium botryodes

Keeled Goosefoot 65 Chenopodium carinatum

Tree spinach 66 Chenopodium giganteum

oak-leaved goosefoot 67 Chenopodium glaucum

cutleaf goosefoot 60 Dysphania multifida

Many-seeded Goosefoot 68 Chenopodium polyspermum

Tricolor Daisy 69 Ismelia carinata

Marsh parsley 71 Cyclospermum leptophyllum