risk assessments

Pacific Island Ecosystems at Risk (PIER)

Risk Assessments for species listed on PIER
Risk assessments for species beginning with the letter "C":

Information on Risk Assessments

Scientific Name Family Common name Risk assessment Country or Area Score Recommendation

Cabomba caroliniana Cabombaceae fanwort Assessment Australia 18 reject

Caesalpinia decapetala Fabaceae Mysore thorn Assessment Pacific 20 high risk

Caesalpinia pulcherrima
Fabaceae
dwarf poinciana

Assessment

Pacific

5

low risk*

Cajanus cajan
Fabaceae
pigeon pea

Assessment

Pacific

0

low risk

Calathea majestica Marantaceae Assessment Pacific -1 low risk

Callaeum macropterum Malphigiaceae yellow butterfly vine Assessment Pacific 6 evaluate

Calliandra calothyrsus

Fabaceae

calliandra

Assessment

Pacific

1

low risk*

Calliandra haematocephala Fabaceae red powder puff Assessment Pacific 2 low risk*

Calliandra surinamensis

Fabaceae

pink powderpuff

Assessment

Pacific

-4

low risk

Calicarpa japonica Verbenaceae Japanese beautyberry Assessment Pacific 5 evaluate

Calopogonium mucunoides Fabaceae calopo Assessment Australia 10 reject

Calopogonium mucunoides Fabaceae calopo Assessment Pacific 6 low risk*

Calotropis gigantea Asclepiadaceae crownplant Assessment Pacific 15 high risk

Calotropis procera Asclepiadaceae calotrope Assessment Australia 8 reject

Calotropis procera Asclepiadaceae small crownflower Assessment Pacific 15 high risk

Cananga odorata

Annonaceae

perfume tree

Assessment

Pacific

3

low risk*

Canna indica Cannaceae African arrowroot Assessment Pacific 17 high risk

Cannabis sativa Cannabaceae marijuana Assessment Pacific 8.5 high risk

Capsicum frutescens

Solanaceae

wild pepper

Assessment

Pacific

5

low risk*

Carallia brachiata Rhizophoraceae corkwood Assessment Pacific 3 evaluate

Cardiospermum grandiflorum Sapindaceae showy baloonvine Assessment Pacific 18 high risk

Cardiospermum halicacabum Sapindaceae balloon vine Assessment Pacific 12 high risk

Carex muskingumensis Cyperaceae Muskingum sedge Assessment Pacific 8 high risk

Carica papaya

Caricaceae

papaya

Assessment

Pacific

2

low risk*

Carmona retusa Boraginaceae Fukien tea Assessment Pacific 4 evaluate

Carpobrotus edulis Aizoaceae ice plant Assessment Pacific 9.5 high risk

Caryota mitis Arecaceae fishtail palm Assessment Pacific 1 evaluate

Castilla elastica Moraceae Panama rubber tree Assessment Pacific 7 high risk

Casuarina cunninghamiana Casuarinaceae cunninghamia beefwood Assessment Pacific 12 high risk

Casuarina equisetifolia Casuarinaceae ironwood Assessment Pacific 21 high risk

Casuarina glauca Casuarinaceae gray sheoak Assessment Pacific 20 high risk

Catharanthus roseus Apocynaceae rosy periwinkle Assessment Pacific 2 low risk*

Cecropia obtusifolia Cecropiaceae trumpet tree Assessment Pacific 10 high risk

Cecropia peltata Cecropiaceae trumpet tree Assessment Pacific 9 high risk

Cedrela odorata Meliaceae Spanish cedar Assessment Pacific 2 evaluate

Ceiba pentandra Bombacaceae kopok tree Assessment Pacific 2 low risk*

Cenchrus ciliaris Poaceae buffelgrass Assessment Australia 7 reject

Cenchrus echinatus Poaceae burgrass Assessment Australia 11 reject

Centaurea melitensis Asteraceae yellow star thistle Assessment Pacific 18 high risk

Centrosema pubescens Fabaceae centro Assessment Pacific 11 high risk

Cestrum nocturnum Solanaceae night-blooming jasmine Assessment Pacific 17 high risk

Cestrum parqui Solanaceae green cestrum Assessment Australia 11 reject

Chamaecrista nictitans

Fabaceae

partridge pea

Assessment

Pacific

0

low risk

Chasmanthium latifolium Poaceae northern sea oats Assessment Pacific 8.5 high risk

Chloris barbata Poaceae swollen fingergrass Assessment Australia 13 reject

Chloris gayana Poaceae Rhodes grass Assessment Australia 6 reject

Chlorophytum comosum Liliaceae spiderplant Assessment Pacific 8 high risk

Chromolaena odorata Asteraceae chromolaena Assessment Pacific 34 high risk

Chrysophyllum oliviforme Sapotaceae satin leaf Assessment Pacific 7 high risk

Chrysopogon zizanioides 'Sunshine' Poaceae vetiver grass 'Sunshine' Assessment Pacific -8 low risk

Cinchona pubescens Rubiaceae quinine tree Assessment Pacific 9 high risk

Cinnamomum camphora Lauraceae camphor tree Assessment Pacific 7.5 high risk

Cinnamomum verum Lauraceae cinnamon tree Assessment Pacific 10 high risk

Cirsium vulgare Asteraceae spear thistile Assessment Australia 21 reject

Cissus discolor

Vitaceae

rex begonia vine

Assessment

Pacific

1

evaluate

Cissus nodosa Vitaceae Javanese treebine Assessment Pacific 8 high risk

Cissus rotundifolia Vitaceae Venezuelan treebine Assessment Pacific 9 high risk

Citharexylum spinosum Verbenaceae fiddlewood Assessment Pacific 7 high risk

Citrus aurantiifolia

Rutaceae

lime

Assessment

Pacific

2

low risk*

Citrus limon

Rutaceae

lemon

Assessment

Pacific

-3

low risk

Clerodendrum buchananii

Verbenaceae

red clerodendrum

Assessment

Pacific

7

high risk

Clerodendrum macrostegium Verbenaceae velvetleaf glorybower Assessment Pacific 8 high risk

Clerodendrum paniculatum Verbenaceae pagoda flower Assessment Australia 9 reject

Clerodendrum paniculatum Verbenaceae pagoda flower Assessment Pacific 5 evaluate

Clerodendrum quadriloculare Verbenaceae bronze-leaved clerodendrum Assessment Pacific 11 high risk

Clidemia hirta Melastomataceae Koster's curse Assessment Pacific 27 high risk

Clitoria ternatea Fabaceae butterfly pea Assessment Australia 7 reject

Clitoria ternatea

Fabaceae

butterfly pea

Assessment

Pacific

9

high risk

Clusia rosea Clusiaceae autograph tree Assessment Pacific 5 evaluate

Coccinia grandis Cucurbitaceae ivy gourd Assessment Australia 9 reject

Coccinia grandis Cucurbitaceae ivy gourd Assessment Pacific 21 high risk

Coffea arabica Rubiaceae coffee tree Assessment Pacific 2 high risk*

Coffea liberica Rubiaceae Liberian coffee tree Assessment Pacific 1 evaluate

Coix lacryma-jobi Poaceae Job's tears Assessment Australia 4 more information

Conocarpus erectus Combretaceae buttonwood Assessment Pacific 3 low risk*

Copaifera langsdorffii Fabaceae diesel tree Assessment Pacific 4 evaluate

Cordia sebestena

Boraginaceae

geiger tree

Assessment

Pacific

-1

low risk

Cortaderia jubata Poaceae purple pampas grass Assessment Australia 22 reject

Cortaderia jubata Poaceae Andean pampas grass Assessment Pacific 26 high risk

Cortaderia selloana Poaceae silver pampas grass Assessment Australia 24 reject

Cortaderia selloana Poaceae pampas grass Assessment Pacific 24 high risk

Corymbia citriodora Myrtaceae lemon-scented gum Assessment Pacific 9 high risk

Costus dubius Costaceae costus Assessment Pacific 8 high risk

Costus woodsonii Costaceae Indian-head ginger Assessment Pacific 11 high risk

Cotoneaster pannosus Rosaceae silver-leaf cotoneaster Assessment Australia 5 evaluate

Cotoneaster pannosus Rosaceae silver-leaf cotoneaster Assessment Pacific 7 high risk

Crescentia cujete

Bignoniaceae

calabash tree

Assessment

Pacific

-8

low risk

Crinum asiaticum Liliaceae crinum Assessment Pacific -4 low risk

Crotalaria retusa Fabaceae wedge-leaf crotalaria Assessment Australia 5 evaluate

Crotalaria spectabilis Fabaceae showy crotalaria Assessment Australia 9 reject

Crotalaria trichotoma Fabaceae curara-pea Assessment Australia 4 more information

Cryptostegia grandiflora Asclepiadaceae rubbervine Assessment Australia 16 reject

Cryptostegia madagascariensis

Asclepiadaceae

Madagascar rubber vine

Assessment

Pacific

13

high risk

Cupaniopsis anacardioides Sapindaceae carrotwood Assessment Pacific 6 evaluate

Cuphea hyssopifolia

Lythraceae

false heather

Assessment

Pacific

5

low risk*

Cuphea ignea

Lythraceae

Mexican cigar plant

Assessment

Pacific

3

low risk*

Cuprerssus lusitanica Cupressaceae Mexican cypress Assessment Pacific 6 low risk*

Cuscuta campestris Cuscutaceae golden dodder Assessment Australia 22 reject

Cyathea cooperi

Cyatheaceae

Australian tree fern

Assessment

Pacific

8

high risk

Cynodon dactylon Poaceae Bermuda grass Assessment Australia 5 evaluate

Cyperus involucratus

Cyperaceae

umbrella sedge

Assessment

Pacific

17

high risk

Cyperus rotundus Cyperaceae purple nutsedge Assessment Australia 13 reject

Cyrtostachys renda Arecaceae sealing wax palm Assessment Pacific 1 evaluate

*Accepted or rejected based on second screen

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This page updated 26 June 2009

Scientific Name	Family	Common name	Risk assessment	Country or Area	Score	Recommendation
Cabomba caroliniana	Cabombaceae	fanwort	Assessment	Australia	18	reject
Caesalpinia decapetala	Fabaceae	Mysore thorn	Assessment	Pacific	20	high risk
Caesalpinia pulcherrima	Fabaceae	dwarf poinciana	Assessment	Pacific	5	low risk*
Cajanus cajan	Fabaceae	pigeon pea	Assessment	Pacific	0	low risk
*Calathea majestica*	Marantaceae		Assessment	Pacific	-1	low risk
*Callaeum macropterum*	Malphigiaceae	yellow butterfly vine	Assessment	Pacific	6	evaluate
*Calliandra calothyrsus*	Fabaceae	calliandra	Assessment	Pacific	1	low risk*
Calliandra haematocephala	Fabaceae	red powder puff	Assessment	Pacific	2	low risk*
*Calliandra surinamensis*	Fabaceae	pink powderpuff	Assessment	Pacific	-4	low risk
*Calicarpa japonica*	Verbenaceae	Japanese beautyberry	Assessment	Pacific	5	evaluate
Calopogonium mucunoides	Fabaceae	calopo	Assessment	Australia	10	reject
Calopogonium mucunoides	Fabaceae	calopo	Assessment	Pacific	6	low risk*
Calotropis gigantea	Asclepiadaceae	crownplant	Assessment	Pacific	15	high risk
Calotropis procera	Asclepiadaceae	calotrope	Assessment	Australia	8	reject
Calotropis procera	Asclepiadaceae	small crownflower	Assessment	Pacific	15	high risk
Cananga odorata	Annonaceae	perfume tree	Assessment	Pacific	3	low risk*
*Canna indica*	Cannaceae	African arrowroot	Assessment	Pacific	17	high risk
*Cannabis sativa*	Cannabaceae	marijuana	Assessment	Pacific	8.5	high risk
Capsicum frutescens	Solanaceae	wild pepper	Assessment	Pacific	5	low risk*
*Carallia brachiata*	Rhizophoraceae	corkwood	Assessment	Pacific	3	evaluate
*Cardiospermum grandiflorum*	Sapindaceae	showy baloonvine	Assessment	Pacific	18	high risk
Cardiospermum halicacabum	Sapindaceae	balloon vine	Assessment	Pacific	12	high risk
Carex muskingumensis	Cyperaceae	Muskingum sedge	Assessment	Pacific	8	high risk
Carica papaya	Caricaceae	papaya	Assessment	Pacific	2	low risk*
Carmona retusa	Boraginaceae	Fukien tea	Assessment	Pacific	4	evaluate
Carpobrotus edulis	Aizoaceae	ice plant	Assessment	Pacific	9.5	high risk
Caryota mitis	Arecaceae	fishtail palm	Assessment	Pacific	1	evaluate
Castilla elastica	Moraceae	Panama rubber tree	Assessment	Pacific	7	high risk
Casuarina cunninghamiana	Casuarinaceae	cunninghamia beefwood	Assessment	Pacific	12	high risk
Casuarina equisetifolia	Casuarinaceae	ironwood	Assessment	Pacific	21	high risk
Casuarina glauca	Casuarinaceae	gray sheoak	Assessment	Pacific	20	high risk
Catharanthus roseus	Apocynaceae	rosy periwinkle	Assessment	Pacific	2	low risk*
Cecropia obtusifolia	Cecropiaceae	trumpet tree	Assessment	Pacific	10	high risk
Cecropia peltata	Cecropiaceae	trumpet tree	Assessment	Pacific	9	high risk
Cedrela odorata	Meliaceae	Spanish cedar	Assessment	Pacific	2	evaluate
Ceiba pentandra	Bombacaceae	kopok tree	Assessment	Pacific	2	low risk*
Cenchrus ciliaris	Poaceae	buffelgrass	Assessment	Australia	7	reject
Cenchrus echinatus	Poaceae	burgrass	Assessment	Australia	11	reject
Centaurea melitensis	Asteraceae	yellow star thistle	Assessment	Pacific	18	high risk
*Centrosema pubescens*	Fabaceae	centro	Assessment	Pacific	11	high risk
Cestrum nocturnum	Solanaceae	night-blooming jasmine	Assessment	Pacific	17	high risk
Cestrum parqui	Solanaceae	green cestrum	Assessment	Australia	11	reject
*Chamaecrista nictitans*	Fabaceae	partridge pea	Assessment	Pacific	0	low risk
*Chasmanthium latifolium*	Poaceae	northern sea oats	Assessment	Pacific	8.5	high risk
Chloris barbata	Poaceae	swollen fingergrass	Assessment	Australia	13	reject
Chloris gayana	Poaceae	Rhodes grass	Assessment	Australia	6	reject
Chlorophytum comosum	Liliaceae	spiderplant	Assessment	Pacific	8	high risk
Chromolaena odorata	Asteraceae	chromolaena	Assessment	Pacific	34	high risk
Chrysophyllum oliviforme	Sapotaceae	satin leaf	Assessment	Pacific	7	high risk
Chrysopogon zizanioides 'Sunshine'	Poaceae	vetiver grass 'Sunshine'	Assessment	Pacific	-8	low risk
Cinchona pubescens	Rubiaceae	quinine tree	Assessment	Pacific	9	high risk
Cinnamomum camphora	Lauraceae	camphor tree	Assessment	Pacific	7.5	high risk
Cinnamomum verum	Lauraceae	cinnamon tree	Assessment	Pacific	10	high risk
Cirsium vulgare	Asteraceae	spear thistile	Assessment	Australia	21	reject
*Cissus discolor*	Vitaceae	rex begonia vine	Assessment	Pacific	1	evaluate
*Cissus nodosa*	Vitaceae	Javanese treebine	Assessment	Pacific	8	high risk
*Cissus rotundifolia*	Vitaceae	Venezuelan treebine	Assessment	Pacific	9	high risk
Citharexylum spinosum	Verbenaceae	fiddlewood	Assessment	Pacific	7	high risk
Citrus aurantiifolia	Rutaceae	lime	Assessment	Pacific	2	low risk*
Citrus limon	Rutaceae	lemon	Assessment	Pacific	-3	low risk
*Clerodendrum buchananii*	Verbenaceae	red clerodendrum	Assessment	Pacific	7	high risk
*Clerodendrum macrostegium*	Verbenaceae	velvetleaf glorybower	Assessment	Pacific	8	high risk
Clerodendrum paniculatum	Verbenaceae	pagoda flower	Assessment	Australia	9	reject
Clerodendrum paniculatum	Verbenaceae	pagoda flower	Assessment	Pacific	5	evaluate
Clerodendrum quadriloculare	Verbenaceae	bronze-leaved clerodendrum	Assessment	Pacific	11	high risk
Clidemia hirta	Melastomataceae	Koster's curse	Assessment	Pacific	27	high risk
Clitoria ternatea	Fabaceae	butterfly pea	Assessment	Australia	7	reject
Clitoria ternatea	Fabaceae	butterfly pea	Assessment	Pacific	9	high risk
Clusia rosea	Clusiaceae	autograph tree	Assessment	Pacific	5	evaluate
Coccinia grandis	Cucurbitaceae	ivy gourd	Assessment	Australia	9	reject
Coccinia grandis	Cucurbitaceae	ivy gourd	Assessment	Pacific	21	high risk
Coffea arabica	Rubiaceae	coffee tree	Assessment	Pacific	2	high risk*
Coffea liberica	Rubiaceae	Liberian coffee tree	Assessment	Pacific	1	evaluate
Coix lacryma-jobi	Poaceae	Job's tears	Assessment	Australia	4	more information
Conocarpus erectus	Combretaceae	buttonwood	Assessment	Pacific	3	low risk*
Copaifera langsdorffii	Fabaceae	diesel tree	Assessment	Pacific	4	evaluate
*Cordia sebestena*	Boraginaceae	geiger tree	Assessment	Pacific	-1	low risk
Cortaderia jubata	Poaceae	purple pampas grass	Assessment	Australia	22	reject
Cortaderia jubata	Poaceae	Andean pampas grass	Assessment	Pacific	26	high risk
Cortaderia selloana	Poaceae	silver pampas grass	Assessment	Australia	24	reject
Cortaderia selloana	Poaceae	pampas grass	Assessment	Pacific	24	high risk
Corymbia citriodora	Myrtaceae	lemon-scented gum	Assessment	Pacific	9	high risk
Costus dubius	Costaceae	costus	Assessment	Pacific	8	high risk
Costus woodsonii	Costaceae	Indian-head ginger	Assessment	Pacific	11	high risk
Cotoneaster pannosus	Rosaceae	silver-leaf cotoneaster	Assessment	Australia	5	evaluate
Cotoneaster pannosus	Rosaceae	silver-leaf cotoneaster	Assessment	Pacific	7	high risk
*Crescentia cujete*	Bignoniaceae	calabash tree	Assessment	Pacific	-8	low risk
Crinum asiaticum	Liliaceae	crinum	Assessment	Pacific	-4	low risk
Crotalaria retusa	Fabaceae	wedge-leaf crotalaria	Assessment	Australia	5	evaluate
Crotalaria spectabilis	Fabaceae	showy crotalaria	Assessment	Australia	9	reject
*Crotalaria trichotoma*	Fabaceae	curara-pea	Assessment	Australia	4	more information
Cryptostegia grandiflora	Asclepiadaceae	rubbervine	Assessment	Australia	16	reject
*Cryptostegia madagascariensis*	Asclepiadaceae	Madagascar rubber vine	Assessment	Pacific	13	high risk
Cupaniopsis anacardioides	Sapindaceae	carrotwood	Assessment	Pacific	6	evaluate
*Cuphea hyssopifolia*	Lythraceae	false heather	Assessment	Pacific	5	low risk*
Cuphea ignea	Lythraceae	Mexican cigar plant	Assessment	Pacific	3	low risk*
*Cuprerssus lusitanica*	Cupressaceae	Mexican cypress	Assessment	Pacific	6	low risk*
Cuscuta campestris	Cuscutaceae	golden dodder	Assessment	Australia	22	reject
*Cyathea cooperi*	Cyatheaceae	Australian tree fern	Assessment	Pacific	8	high risk
Cynodon dactylon	Poaceae	Bermuda grass	Assessment	Australia	5	evaluate
*Cyperus involucratus*	Cyperaceae	umbrella sedge	Assessment	Pacific	17	high risk
Cyperus rotundus	Cyperaceae	purple nutsedge	Assessment	Australia	13	reject
Cyrtostachys renda	Arecaceae	sealing wax palm	Assessment	Pacific	1	evaluate