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You are here: Home / Weeds of Guam / Antigonon leptopus

Antigonon leptopus

October 15, 2015

Antigonon leptopus

Polygonaceae

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Leaves with conspicuous veins
Alternate leaf arrangement. young leaves red colored
Pink tepals and yellow reproductive organs in center
Inflorescence of pink flowers
Inflorescence of white flowers
Forms massive root systems

Swollen tuber-like thickenings of root system
Coiled axillary tendril
A. leptopus seedling
Red stems of seedlings
Panicle of many small flowers
Seeds enclosed by persistant tepals

About

Scientific Name: Antigonon leptopus
Root Word: anti = in place of, polygonon = knotweed in reference to affinity to Polygonum (poly=many, gonu=joint)
Common Name: Chain of Love, Love vine, Mexican Creeper, Coral Vine
Vernacular: Cadena De Amor
Origin: native of Mexico
Weed Category: Vines

Description

    Form: climbing vine with axillary tendrils

    Stem: angled, lower stem reddish brown, thickened

    Leaves: alternate, angular, ovate, triangular somewhat, heart-shaped; entire; veins conspicuous, puberlent along veins; tendrils branched

    Inflorescence: racemes, many flowered

    Flower: perfect; tepals: 5-6, membranous, pink to deep pink or white; stamens: 7-9; styles: 3, stigmas capitate

    Fruit: achene, angled; enclosed by persistant petals

    Seed: prolific seed producer

    Habitat: disturbed areas, roadsides, landscaped areas, facultative uplands; climbs high in trees; ability to survive arid conditions

    Propagation: seed; regrowth from tuber reduces effectiveness of hand/mechanical weeding if tuber not completely removed

    Uses: edible underground tubers, herbal

    Fungal Pathogens: Colletotrichum, Pestalotia

    Miscellaneous: aggressive weed; Invasive Plants of Micronesia List

Original Source: Prepared by James McConnell and Lauren Gutierrez in collaboration with Lynn Raulerson, Mari Marutani, Robert Schlub, Gregorio Perez, Jean-Marc Guedon, Karl Schlub, and Linley Smith.

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