Mimosa pigra L.

Leguminosae, J. B. Gillett, R. M. Polhill & B. Verdcourt. Flora of Tropical East Africa. 1971

Morphology General Habit

Shrub 0.6–3(–4.5) m. high, sometimes scandent or rambling.

Morphology Stem

Stems armed with broad-based prickles up to 7 mm. long, also usually ± appressed-setose.

Morphology Leaves

Leaves sensitive; petiole 0.3–1.5 cm. long; rhachis 3.5–12(–18) cm. long, with a straight ± erect or forward-pointing slender prickle (sometimes short) at the junction of each of the 6–14(–16) pairs of pinnae, sometimes with other stouter spreading or deflexed prickles between the pairs; leaflets 20–42 pairs, linear-oblong, 3–8(–12.5) mm. long, 0.5-l.25(–2) mm. wide; venation nearly parallel with midrib, margins often setulose.

Morphology Reproductive morphology Flowers

Flowers mauve or pink, in subglobose pedunculate heads about 1 cm. in diameter, 1–2(–3) together in upper axils.

Morphology Reproductive morphology Flowers Calyx

Calyx minute, laciniate, 0.75–1 mm. long.

Morphology Reproductive morphology Flowers Corolla

Corolla about 2.25–3 mm. long.

Morphology Reproductive morphology Flowers Androecium Stamens

Stamens 8.

Morphology Reproductive morphology Fruits

Pods clustered, brown, densely bristly all over, 3–8 cm. long, 0.9–1.4 cm. wide, breaking up transversely into segments 3–4 mm. long, the sutures persisting as an empty frame.

Figures

Fig. 13, p. 44.

Habitat

Swamps, especially along rivers and lake-shores; 2–1520 m.

Distribution

widespread in tropical Africa and America, also in Madagascar and Mauritiusin Asia apparently only a rare introductionnot in Australia K1 K4 K5 K6 K7 T1 T3 T4 T5 T6 T7 T8 U1 U2

M. Thulin et al. Flora of Somalia, Vol. 1-4 [updated 2008] https://plants.jstor.org/collection/FLOS

Morphology General Habit

Shrub, 0.6–4.5 m high, sometimes scandent; stems armed with scattered prickles, also bristly pubescent

Morphology Leaves

Leaves sensitive, the upper face of the rhachis with a straight slender prickle at the junction of each of the 6–14(–16) pairs of pinnae; leaflets 20–42 pairs, linear-oblong, 3–8(–12.5) x 0.5–1.25(–2) mm, venation nearly parallel with midrib

Morphology Reproductive morphology Inflorescences

Flowers pale pink or reddish in subglobose pedunculate heads

Morphology Reproductive morphology Flowers Calyx

Calyx minute, laciniate

Morphology Reproductive morphology Flowers Corolla

Corolla up to c. 3 mm long

Morphology Reproductive morphology Flowers Androecium Stamens

Stamens 8

Morphology Reproductive morphology Fruits

Pods clustered, brown, densely bristly all over, 3–8 x 0.9–1.4 cm.

Distribution

S2, 3 widespread in tropical Africa and America.

Ecology

Altitude range c. 50 m.

The Useful Plants of Boyacá project

Ecology

Alt. 0 - 1600 m.

Distribution

Native from Colombia.

Morphology General Habit

Subshrub or shrub.

Leguminosae, J.P.M. Brenan. Flora Zambesiaca 3:1. 1970

Morphology General Habit

Shrub 0·6-3(4·5) m. high, sometimes scandent or rambling; stems armed with broad-based prickles up to 7 mm. long, also usually ± appressed- or sometimes spreading-setose.

Morphology Leaves

Leaves sensitive; petiole 0·3-1·5(1·8) cm. long; rhachis 3·5-12(18) cm. long, with a straight, ± erect or forward-pointing, slender prickle (sometimes short) at the junction of each of the 6-14(21) pairs of pinnae, sometimes with other stouter, spreading or deflexed prickles between the pairs; leaflets 15-42 pairs, 3-8(12·5) x 0·5-1·25(2) mm., linear-oblong, ± appressed-pubescent, particularly on the lower surface; venation nearly parallel with the midrib, margins often setulose.

Morphology Reproductive morphology Flowers

Flowers mauve or pink, in subglobose pedunculate heads c. 1 cm. in diam., 1-2(3) together in the upper axils.

Morphology Reproductive morphology Flowers Calyx

Calyx minute, 0·75-1 mm. long, laciniate.

Morphology Reproductive morphology Flowers Corolla

Corolla c. 2·25-3 mm. long.

Morphology Reproductive morphology Flowers Androecium Stamens

Stamens 8.

Morphology Reproductive morphology Fruits

Pods clustered, brown, 3-8·5 x 0·9-1·4 cm., bristly all over, breaking up transversely into segments 3-6 mm. long, the margins persisting as an empty frame.

Bernal, R., Gradstein, S.R. & Celis, M. (eds.). 2015. Catálogo de plantas y líquenes de Colombia. Instituto de Ciencias Naturales, Universidad Nacional de Colombia, Bogotá. http://catalogoplantasdecolombia.unal.edu.co

Distribution

Nativa en Colombia; Alt. 0 - 1600 m.; Amazonia, Andes, Guayana y Serranía de La Macarena, Llanura del Caribe, Orinoquia, Pacífico, Valle del Cauca, Valle del Magdalena.

Morphology General Habit

Subarbusto, arbusto

Conservation

Preocupación Menor

Bernal, R., G. Galeano, A. Rodríguez, H. Sarmiento y M. Gutiérrez. 2017. Nombres Comunes de las Plantas de Colombia. http://www.biovirtual.unal.edu.co/nombrescomunes/

Vernacular

adormidera, dormidera, vergonzosa, zarza, zarza prieta

Extinction risk predictions for the world's flowering plants to support their conservation (2024). Bachman, S.P., Brown, M.J.M., Leão, T.C.C., Lughadha, E.N., Walker, B.E. https://nph.onlinelibrary.wiley.com/doi/full/10.1111/nph.19592

Conservation

Predicted extinction risk: not threatened. Confidence: confident

IUCN Red List of Threatened Species https://www.iucnredlist.org/species/49486238/49486516

Conservation

LC - least concern

Distribution

Biogeografic region: Amazonia, Andean, Guiana Shield, Caribbean, Orinoquia, Pacific. Elevation range: 0–1600 m a.s.l. Native to Colombia. Colombian departments: Amazonas, Antioquia, Arauca, Atlántico, Bolívar, Boyacá, Caquetá, Casanare, Cauca, Chocó, Córdoba, Cundinamarca, Guainía, Huila, Magdalena, Meta, Norte de Santander, Santander, Sucre, Valle del Cauca.

Habit

Shrub, Subshrub.

Conservation

IUCN Red List Assessment (2021): LC. National Red List of Colombia (2021): Potential LC.

Ecology

Habitat according IUCN Habitats Classification: forest and woodland, savanna, shrubland, native grassland, wetlands (inland), artificial - terrestrial.

Mimosaceae, Hutchinson and Dalziel. Flora of West Tropical Africa 1:2. 1958

Morphology General Habit

A prickly shrub

Morphology Leaves

Sensitive leaves

Morphology Reproductive morphology Flowers

Pale mauve flower-balls

Ecology

Forming dense thickets on river banks.

Use Medicines Unspecified Medicinal Disorders

Medicinal (State of the World's Plants 2016).

Use Animal Food

Used as animal food.

Use Environmental

Environmental uses.

Use Fuel

Used for fuels.

Use Food

Used for food.

Use Materials

Used as material.

Use Medicines

Medical uses.

Use Social

Social uses.