Pacific Island Ecosystems at Risk (PIER)


Neoharmsia baronii


RISK ASSESSMENT RESULTS: Low risk, score: -4


Australian/New Zealand Weed Risk Assessment adapted for Hawai‘i.
Information on Risk Assessments

Neoharmsia baronii (Drake) R. Viguier ex M. Peltier Family - Fabaceae. Common Names(s) - Manangona. Synonym(s) - Cadia baronii Drake.

Answer

Score

1.01

Is the species highly domesticated?

y=-3, n=0

n

0

1.02

Has the species become naturalized where grown?

y=1, n=-1

1.03

Does the species have weedy races?

y= 1, n=-1

2.01

Species suited to tropical or subtropical climate(s) (0-low; 1-intermediate; 2-high) – If island is primarily wet habitat, then substitute “wet tropical” for “tropical or subtropical”

See Append 2

2

2.02

Quality of climate match data (0-low; 1-intermediate; 2-high) see appendix 2

2

2.03

Broad climate suitability (environmental versatility)

y=1, n=0

n

0

2.04

Native or naturalized in regions with tropical or subtropical climates

y=1, n=0

y

1

2.05

Does the species have a history of repeated introductions outside its natural range?

y=-2, ?=-1, n=0

n

3.01

Naturalized beyond native range y = 1*multiplier (see Append 2), n= question 2.05

n

0

3.02

Garden/amenity/disturbance weed y = 1*multiplier (see Append 2)

n=0

n

0

3.03

Agricultural/forestry/horticultural weed y = 2*multiplier (see Append 2)

n=0

n

0

3.04

Environmental weed y = 2*multiplier (see Append 2)

n=0

n

0

3.05

Congeneric weed y = 1*multiplier (see Append 2)

n=0

n

0

4.01

Produces spines, thorns or burrs

y=1, n=0

n

0

4.02

Allelopathic

y=1, n=0

n

0

4.03

Parasitic

y=1, n=0

n

0

4.04

Unpalatable to grazing animals

y=1, n=-1

4.05

Toxic to animals

y=1, n=0

4.06

Host for recognized pests and pathogens

y=1, n=0

4.07

Causes allergies or is otherwise toxic to humans

y=1, n=0

4.08

Creates a fire hazard in natural ecosystems

y=1, n=0

4.09

Is a shade tolerant plant at some stage of its life cycle

y=1, n=0

4.10

Tolerates a wide range of soil conditions (or limestone conditions if not a volcanic island)

y=1, n=0

4.11

Climbing or smothering growth habit

y=1, n=0

n

0

4.12

Forms dense thickets

y=1, n=0

n

0

5.01

Aquatic

y=5, n=0

n

0

5.02

Grass

y=1, n=0

n

0

5.03

Nitrogen fixing woody plant

y=1, n=0

y

1

5.04

Geophyte (herbaceous with underground storage organs -- bulbs, corms, or tubers)

y=1, n=0

n

0

6.01

Evidence of substantial reproductive failure in native habitat

y=1, n=0

n

0

6.02

Produces viable seed.

y=1, n=-1

y

1

6.03

Hybridizes naturally

y=1, n=-1

6.04

Self-compatible or apomictic

y=1, n=-1

6.05

Requires specialist pollinators

y=-1, n=0

6.06

Reproduction by vegetative fragmentation

y=1, n=-1

6.07

Minimum generative time (years) 1 year = 1, 2 or 3 years = 0, 4+ years = -1

See left

7.01

Propagules likely to be dispersed unintentionally (plants growing in heavily trafficked areas)

y=1, n=-1

n

-1

7.02

Propagules dispersed intentionally by people

y=1, n=-1

n

-1

7.03

Propagules likely to disperse as a produce contaminant

y=1, n=-1

n

-1

7.04

Propagules adapted to wind dispersal

y=1, n=-1

n

-1

7.05

Propagules water dispersed

y=1, n=-1

7.06

Propagules bird dispersed

y=1, n=-1

n

-1

7.07

Propagules dispersed by other animals (externally)

y=1, n=-1

n

-1

7.08

Propagules survive passage through the gut

y=1, n=-1

8.01

Prolific seed production (>1000/m2)

y=1, n=-1

n

-1

8.02

Evidence that a persistent propagule bank is formed (>1 yr)

y=1, n=-1

8.03

Well controlled by herbicides

y=-1, n=1

8.04

Tolerates, or benefits from, mutilation, cultivation, or fire

y=1, n=-1

8.05

Effective natural enemies present locally (e.g. introduced biocontrol agents)

y=-1, n=1

Total score:

-4

Supporting data:

Notes

Source

1.01

(1)No evidence

(1)Louppe, D., A. A. Oteng-Amoako, and M. Brink (Editors). 2008. Plant Resources of Tropical Africa 7(1). Timbers 1. PROTA Foundation, Wageningen, Netherlands/Backhuys Publishers, Leiden, Netherlands/CTA, Wageningen, Netherlands.

1.02

1.03

2.01

(1)endemic to northern Madagascar

(1)Louppe, D., A. A. Oteng-Amoako, and M. Brink (Editors). 2008. Plant Resources of Tropical Africa 7(1). Timbers 1. PROTA Foundation, Wageningen, Netherlands/Backhuys Publishers, Leiden, Netherlands/CTA, Wageningen, Netherlands.

2.02

(1)endemic to northern Madagascar

(1)Louppe, D., A. A. Oteng-Amoako, and M. Brink (Editors). 2008. Plant Resources of Tropical Africa 7(1). Timbers 1. PROTA Foundation, Wageningen, Netherlands/Backhuys Publishers, Leiden, Netherlands/CTA, Wageningen, Netherlands.

2.03

(1)occurs in dry woodland and scrubland, often near the coast, on sandy or rocky soils over limestone [native distribution suggests limited climate suitability]

(1)Louppe, D., A. A. Oteng-Amoako, and M. Brink (Editors). 2008. Plant Resources of Tropical Africa 7(1). Timbers 1. PROTA Foundation, Wageningen, Netherlands/Backhuys Publishers, Leiden, Netherlands/CTA, Wageningen, Netherlands.

2.04

(1)endemic to northern Madagascar

(1)Louppe, D., A. A. Oteng-Amoako, and M. Brink (Editors). 2008. Plant Resources of Tropical Africa 7(1). Timbers 1. PROTA Foundation, Wageningen, Netherlands/Backhuys Publishers, Leiden, Netherlands/CTA, Wageningen, Netherlands.

2.05

(1)No evidence of widespread planting outside native range

(1)Louppe, D., A. A. Oteng-Amoako, and M. Brink (Editors). 2008. Plant Resources of Tropical Africa 7(1). Timbers 1. PROTA Foundation, Wageningen, Netherlands/Backhuys Publishers, Leiden, Netherlands/CTA, Wageningen, Netherlands.

3.01

(1)No evidence

(1)http://www.hear.org/gcw/scientificnames/scinamen.htm [Accessed 19 Oct 2009]

3.02

(1)classified as critically endangered in the IUCN red list of threatened species. It has a very small distribution area in which there is much disturbance [no evidence] (2)No evidence

(1)Louppe, D., A. A. Oteng-Amoako, and M. Brink (Editors). 2008. Plant Resources of Tropical Africa 7(1). Timbers 1. PROTA Foundation, Wageningen, Netherlands/Backhuys Publishers, Leiden, Netherlands/CTA, Wageningen, Netherlands. (2)http://www.hear.org/gcw/scientificnames/scinamen.htm [Accessed 19 Oct 2009]

3.03

(1)classified as critically endangered in the IUCN red list of threatened species. It has a very small distribution area in which there is much disturbance [no evidence] (2)No evidence

(1)Louppe, D., A. A. Oteng-Amoako, and M. Brink (Editors). 2008. Plant Resources of Tropical Africa 7(1). Timbers 1. PROTA Foundation, Wageningen, Netherlands/Backhuys Publishers, Leiden, Netherlands/CTA, Wageningen, Netherlands. (2)http://www.hear.org/gcw/scientificnames/scinamen.htm [Accessed 19 Oct 2009]

3.04

(1)classified as critically endangered in the IUCN red list of threatened species. It has a very small distribution area in which there is much disturbance [no evidence] (2)No evidence

(1)Louppe, D., A. A. Oteng-Amoako, and M. Brink (Editors). 2008. Plant Resources of Tropical Africa 7(1). Timbers 1. PROTA Foundation, Wageningen, Netherlands/Backhuys Publishers, Leiden, Netherlands/CTA, Wageningen, Netherlands. (2)http://www.hear.org/gcw/scientificnames/scinamen.htm [Accessed 19 Oct 2009]

3.05

(1)Neoharmsia comprises 2 species, both endemic to Madagascar [no evidence of either species becoming invasive]

(1)Louppe, D., A. A. Oteng-Amoako, and M. Brink (Editors). 2008. Plant Resources of Tropical Africa 7(1). Timbers 1. PROTA Foundation, Wageningen, Netherlands/Backhuys Publishers, Leiden, Netherlands/CTA, Wageningen, Netherlands.

4.01

(1)Deciduous shrub or small tree up to 10(-15) m tall; bole up to 20 cm in diameter, bark with a thick waxy coating; twigs thick and succulent, densely shortly hairy when young. Leaves alternate, imparipinnately compound with 5-11 leaflets; stipules lanceolate, 2-3 mm long, caducous; petiole and rachis shortly hairy; leaflets opposite, ovate, 3.5-11 cm x 2-6 cm, slightly cordate at base, shortly acuminate at apex, wings

(1)Louppe, D., A. A. Oteng-Amoako, and M. Brink (Editors). 2008. Plant Resources of Tropical Africa 7(1). Timbers 1. PROTA Foundation, Wageningen, Netherlands/Backhuys Publishers, Leiden, Netherlands/CTA, Wageningen, Netherlands.

4.02

(1)classified as critically endangered in the IUCN red list of threatened species. It has a very small distribution area in which there is much disturbance [no evidence, and as a legume, probably enhances ability of other plants to grow]

(1)Louppe, D., A. A. Oteng-Amoako, and M. Brink (Editors). 2008. Plant Resources of Tropical Africa 7(1). Timbers 1. PROTA Foundation, Wageningen, Netherlands/Backhuys Publishers, Leiden, Netherlands/CTA, Wageningen, Netherlands.

4.03

(1)Deciduous shrub or small tree up to 10(-15) m tall;

(1)Deciduous shrub or small tree up to 10(-15) m tall;

4.04

Unknown

4.05

Unknown

4.06

Unknown

4.07

Unknown

4.08

(1)occurs in dry woodland and scrubland, often near the coast, on sandy or rocky soils over limestone [possible as a dry woodland species, but fire ecology unknown]

(1)Louppe, D., A. A. Oteng-Amoako, and M. Brink (Editors). 2008. Plant Resources of Tropical Africa 7(1). Timbers 1. PROTA Foundation, Wageningen, Netherlands/Backhuys Publishers, Leiden, Netherlands/CTA, Wageningen, Netherlands.

4.09

Unknown

4.10

(1)occurs in dry woodland and scrubland, often near the coast, on sandy or rocky soils over limestone [suggests limited soil tolerance]

(1)Deciduous shrub or small tree up to 10(-15) m tall;

4.11

(1)Deciduous shrub or small tree up to 10(-15) m tall; bole up to 20 cm in diameter, bark with a thick waxy coating; twigs thick and succulent, densely shortly hairy when young. Leaves alternate, imparipinnately compound with 5-11 leaflets; stipules lanceolate, 2-3 mm long, caducous; petiole and rachis shortly hairy; leaflets opposite, ovate, 3.5-11 cm x 2-6 cm, slightly cordate at base, shortly acuminate at apex, wings

(1)Louppe, D., A. A. Oteng-Amoako, and M. Brink (Editors). 2008. Plant Resources of Tropical Africa 7(1). Timbers 1. PROTA Foundation, Wageningen, Netherlands/Backhuys Publishers, Leiden, Netherlands/CTA, Wageningen, Netherlands.

4.12

(1)classified as critically endangered in the IUCN red list of threatened species. It has a very small distribution area in which there is much disturbance [no evidence] (2)No evidence

(1)Louppe, D., A. A. Oteng-Amoako, and M. Brink (Editors). 2008. Plant Resources of Tropical Africa 7(1). Timbers 1. PROTA Foundation, Wageningen, Netherlands/Backhuys Publishers, Leiden, Netherlands/CTA, Wageningen, Netherlands. (2)http://www.hear.org/gcw/scientificnames/scinamen.htm [Accessed 19 Oct 2009]

5.01

(1)Neoharmsia baronii occurs in dry woodland and scrubland often near the coast, on sandy or rocky soils over limestone.

(1)Louppe, D., A. A. Oteng-Amoako, and M. Brink (Editors). 2008. Plant Resources of Tropical Africa 7(1). Timbers 1. PROTA Foundation, Wageningen, Netherlands/Backhuys Publishers, Leiden, Netherlands/CTA, Wageningen, Netherlands.

5.02

(1)Fabaceae

(1)Louppe, D., A. A. Oteng-Amoako, and M. Brink (Editors). 2008. Plant Resources of Tropical Africa 7(1). Timbers 1. PROTA Foundation, Wageningen, Netherlands/Backhuys Publishers, Leiden, Netherlands/CTA, Wageningen, Netherlands.

5.03

(1)Fabaceae

(1)Louppe, D., A. A. Oteng-Amoako, and M. Brink (Editors). 2008. Plant Resources of Tropical Africa 7(1). Timbers 1. PROTA Foundation, Wageningen, Netherlands/Backhuys Publishers, Leiden, Netherlands/CTA, Wageningen, Netherlands.

5.04

(1)Deciduous shrub or small tree up to 10(-15) m tall; bole up to 20 cm in diameter, bark with a thick waxy coating; twigs thick and succulent, densely shortly hairy when young. Leaves alternate, imparipinnately compound with 5-11 leaflets; stipules lanceolate, 2-3 mm long, caducous; petiole and rachis shortly hairy; leaflets opposite, ovate, 3.5-11 cm x 2-6 cm, slightly cordate at base, shortly acuminate at apex, wings

(1)Louppe, D., A. A. Oteng-Amoako, and M. Brink (Editors). 2008. Plant Resources of Tropical Africa 7(1). Timbers 1. PROTA Foundation, Wageningen, Netherlands/Backhuys Publishers, Leiden, Netherlands/CTA, Wageningen, Netherlands.

6.01

(1)classified as critically endangered in the IUCN red list of threatened species. It has a very small distribution area in which there is much disturbance.

(1)Louppe, D., A. A. Oteng-Amoako, and M. Brink (Editors). 2008. Plant Resources of Tropical Africa 7(1). Timbers 1. PROTA Foundation, Wageningen, Netherlands/Backhuys Publishers, Leiden, Netherlands/CTA, Wageningen, Netherlands.

6.02

(1)Seeds kidney-shaped, c. 13 mm long, flattened, yellowish.

(1)Louppe, D., A. A. Oteng-Amoako, and M. Brink (Editors). 2008. Plant Resources of Tropical Africa 7(1). Timbers 1. PROTA Foundation, Wageningen, Netherlands/Backhuys Publishers, Leiden, Netherlands/CTA, Wageningen, Netherlands.

6.03

Unknown

6.04

Unknown

6.05

(1)Flowers bisexual, papilionaceous, pendulous, pedicel with small bract near apex; calyx bell-shaped, c. 1 cm long, slightly oblique, with rounded lobes, sparsely hairy and glandular, corolla bright scarlet, red, waxy, standard broadly obovoid, 2.5-3 cm long, long-clawed at base, slightly notched at apex, wings and keel narrow; stamens 11, free; ovary superior, glabrous, 1-celled, style slightly upcurved, stigma indistinct. [unknown, but color and morphology suggest possibly bird-pollinated]

(1)Louppe, D., A. A. Oteng-Amoako, and M. Brink (Editors). 2008. Plant Resources of Tropical Africa 7(1). Timbers 1. PROTA Foundation, Wageningen, Netherlands/Backhuys Publishers, Leiden, Netherlands/CTA, Wageningen, Netherlands.

6.06

Unknown

6.07

Unknown

7.01

(1)Seeds kidney-shaped, c. 13 mm long, flattened, yellowish. [no means of external attachment]

(1)Louppe, D., A. A. Oteng-Amoako, and M. Brink (Editors). 2008. Plant Resources of Tropical Africa 7(1). Timbers 1. PROTA Foundation, Wageningen, Netherlands/Backhuys Publishers, Leiden, Netherlands/CTA, Wageningen, Netherlands.

7.02

(1)The wood is used for furniture and carts. It also serves as firewood and for the production of charcoal [tree is exploited, but no evidence of human mediated dispersal]

(1)Louppe, D., A. A. Oteng-Amoako, and M. Brink (Editors). 2008. Plant Resources of Tropical Africa 7(1). Timbers 1. PROTA Foundation, Wageningen, Netherlands/Backhuys Publishers, Leiden, Netherlands/CTA, Wageningen, Netherlands.

7.03

(1)Seeds kidney-shaped, c. 13 mm long, flattened, yellowish. [no evidence, and not grown with produce]

(1)Louppe, D., A. A. Oteng-Amoako, and M. Brink (Editors). 2008. Plant Resources of Tropical Africa 7(1). Timbers 1. PROTA Foundation, Wageningen, Netherlands/Backhuys Publishers, Leiden, Netherlands/CTA, Wageningen, Netherlands.

7.04

(1)Fruit a linear-oblong pod 7-12 cm x 1-1.5 cm. flattened, stalked, dehiscent with 2 valves, 1-5-seeded. Seeds kidney-shaped, c. 13 mm long, flattened, yellowish. [no obvious adaptations for wind dispersal, although dehiscent pods may allow limited dispersal by gravity and wind]

(1)Louppe, D., A. A. Oteng-Amoako, and M. Brink (Editors). 2008. Plant Resources of Tropical Africa 7(1). Timbers 1. PROTA Foundation, Wageningen, Netherlands/Backhuys Publishers, Leiden, Netherlands/CTA, Wageningen, Netherlands.

7.05

(1)Fruit a linear-oblong pod 7-12 cm x 1-1.5 cm. flattened, stalked, dehiscent with 2 valves, 1-5-seeded. Seeds kidney-shaped, c. 13 mm long, flattened, yellowish...occurs in dry woodland and scrubland, often near the coast, on sandy or rocky soils over limestone [possible that pods or seeds are buoyant given coastal distribution]

(1)Louppe, D., A. A. Oteng-Amoako, and M. Brink (Editors). 2008. Plant Resources of Tropical Africa 7(1). Timbers 1. PROTA Foundation, Wageningen, Netherlands/Backhuys Publishers, Leiden, Netherlands/CTA, Wageningen, Netherlands.

7.06

(1)Seeds kidney-shaped, c. 13 mm long, flattened, yellowish. [not fleshy-fruited]

(1)Louppe, D., A. A. Oteng-Amoako, and M. Brink (Editors). 2008. Plant Resources of Tropical Africa 7(1). Timbers 1. PROTA Foundation, Wageningen, Netherlands/Backhuys Publishers, Leiden, Netherlands/CTA, Wageningen, Netherlands.

7.07

(1)Seeds kidney-shaped, c. 13 mm long, flattened, yellowish. [no means of external attachment]

(1)Louppe, D., A. A. Oteng-Amoako, and M. Brink (Editors). 2008. Plant Resources of Tropical Africa 7(1). Timbers 1. PROTA Foundation, Wageningen, Netherlands/Backhuys Publishers, Leiden, Netherlands/CTA, Wageningen, Netherlands.

7.08

(1)Seeds kidney-shaped, c. 13 mm long, flattened, yellowish. [no evidence that seeds are eaten, but some legume pods are consumed by ungulates or other animals and viable seeds passed]

(1)Louppe, D., A. A. Oteng-Amoako, and M. Brink (Editors). 2008. Plant Resources of Tropical Africa 7(1). Timbers 1. PROTA Foundation, Wageningen, Netherlands/Backhuys Publishers, Leiden, Netherlands/CTA, Wageningen, Netherlands.

8.01

(1)Deciduous shrub or small tree up to 10(-15) m tall;..Fruit a linear-oblong pod 7-12 cm x 1-1.5 cm. flattened, stalked, dehiscent with 2 valves, 1-5-seeded...classified as critically endangered in the IUCN red list of threatened species. It has a very small distribution area in which there is much disturbance [probably does not produce high seed densities given limited distribution and relatively small size]

(1)Louppe, D., A. A. Oteng-Amoako, and M. Brink (Editors). 2008. Plant Resources of Tropical Africa 7(1). Timbers 1. PROTA Foundation, Wageningen, Netherlands/Backhuys Publishers, Leiden, Netherlands/CTA, Wageningen, Netherlands.

8.02

Unknown

8.03

Unknown

8.04

Unknown

8.05

Unknown


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