Tridax procumbens L.

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

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

botoncillo, cadillo chisacá, cadillo de chipaca, chipaca, chisacá

Compositae, H. Beentje, C. Jeffrey & D.J.N. Hind. Flora of Tropical East Africa. 2005

Morphology General Habit

Annual or perennial herb, sprawling or ascending but with erect inflorescences, 15–50 cm tall; stems scabrid-pilose, rooting at the nodes.

Morphology Leaves

Leaves petiolate, narrowly ovate or ovate, often slightly 3-lobed, 2–7(–12) cm long, 1–4(–6) cm wide, base cuneate, margins coarsely dentate to incised-dentate, apex acute to acuminate, scabrid on both surfaces; petiole 4–30 mm long.

Morphology Reproductive morphology Inflorescences Capitulum

Capitula solitary and terminal, urn-shaped; stalks of individual capitula 7–25 cm long; involucre 7–8 mm long; phyllaries in 2–3 series, green, ovate and pilose; paleae linear, 6–8 mm long, pilose near apex.

Morphology Reproductive morphology Flowers Florets

Ray florets 2–6, white, cream or pale yellow, tube 3.5 mm long, pilose near apex, ray ovate, 2.5–5 mm long, 3-dentate at apex; disc florets forming a cone, yellow, 5–7 mm long, puberulous near base.

Morphology Reproductive morphology Fruits

Achenes narrowly obovoid, black, 2–2.5 mm long, hairy; pappus of many unequal plumose bristles 2.5–3 mm long in marginal florets, 4–7.5 mm long in central florets.

Figures

Fig. 164 (page 765).

Habitat

weed of cultivation, also on waste ground, an invader of bare soil; may form patches or mats; 0–1700(–2850) m

Distribution

K1 K3 K4 K5 K6 K7 T1 T2 T3 T4 T5 T6 T7 T8 originally from Central America, now a pantropical weed

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. 5 - 2000 m.; Andes, Llanura del Caribe, Orinoquia, Pacífico, Valle del Cauca, Valle del Magdalena.

Morphology General Habit

Hierba

Conservation

No Evaluada

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

Distribution

Pantropical.

Morphology General Habit

Perennial herb, 15–50 cm high; stems procumbent, striate, pilose to hirsute

Morphology Leaves

Leaves opposite or alternate near inflorescence, outline ovate to elliptic, 1.5–7(–12)´0.5–3.5(–6) cm, simple to 3‑lobed or 3‑cleft, base cuneate to attenuate, margins coarsely dentate, apex acute or acuminate, scabrid on both surfaces, petiolate; petiole to 1.5 cm long

Morphology Reproductive morphology Inflorescences Capitulum

Capitula solitary on stalks to 22 cm long; involucre 5–8 mm long; outer phyllaries green, inner light brown, scabrid-pilose; paleae linear, 6–9 mm long, keeled

Morphology Reproductive morphology Flowers Florets

Ray florets pale yellow or cream, 3–6, rays 2–5´2 mm; disk florets yellow, 5–7 mm long

Morphology Reproductive morphology Fruits

Achenes black, cylindrical to narrowly obovoid, 1.8–2.5 mm long, pubescent; pappus of ray florets reduced, 2–3 mm long, of disk florets of plumose unequal bristles 3–5 mm long, flattened near base.

Distribution

Biogeografic region: Andean, Caribbean, Orinoquia, Pacific. Elevation range: 5–2000 m a.s.l. Native to Colombia. Colombian departments: Antioquia, Atlántico, Bolívar, Boyacá, Caldas, Cauca, Chocó, Córdoba, Cundinamarca, Huila, La Guajira, Magdalena, Nariño, Norte de Santander, Quindío, San Andrés y Providencia, Santander, Tolima, Valle del Cauca.

Habit

Herb.

Conservation

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

Ecology

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

Vernacular

Botoncillo

Compositae, C. D. Adams. Flora of West Tropical Africa 2. 1963

Morphology General Habit

A low herb with weak trailing branches and long-stalked flower-heads about 1/2 in. long

Morphology Reproductive morphology Flowers Florets

Ray-florets cream-coloured, drying yellow; disk-florets yellow, often tinged reddish

Ecology

Common in waste places throughout the area, but apparently of quite recent introduction.

The Useful Plants of Boyacá project

Morphology General Habit

Herb.

Ecology

Alt. 5 - 2000 m.

Distribution

Native from Colombia.

Conservation

Not Evaluated.

Use Medicines Unspecified Medicinal Disorders

Medicinal (State of the World's Plants 2016, Instituto Humboldt 2014).