Theligonum L.

Théligone (fr)

Genus

Angiosperms > Gentianales > Rubiaceae

Characteristics

Herbs, annual or perennial, monoecious. Stems somewhat succulent. Raphides present. Leaves petiolate, somewhat succulent, lower ones opposite, upper ones apparently alternate due to anisophylly, entire; stipules interpetiolar, membranous, united at base to petioles. Flowers unisexual, rarely bisexual, axillary in upper nodes, small 1-3 flowered cymes, bracts reduced. Staminate flowers sessile; calyx limb reduced; perianth (equivalent to corolla) deeply lobed, lobes 2-5, valvate, spreading or reflexed at anthesis, 3-5 parallel nerves; stamens (2-)6-30, sometimes united basally in groups, anthers linear, dorsifixed at anthesis, free slender filaments, pistillode reduced. Pistillate flowers subsessile; calyx limb reduced; perianth (equivalent to corolla) tubular, oblique, upper part an elongate constricted mouth, 2-4 denticulate-lobed; staminodes reduced; ovary 1-celled; style simple, exserted; ovule solitary, basal. Fruit a nutlike drupe, compressed; seed U-shaped; endosperm fleshy.
Life form
Growth form herb
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Sexuality hermaphrodite
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Environment

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Hardiness (USDA) 5-10

Usage

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Edible -
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Cultivation

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Images

Theligonum unspecified picture

Distribution

Theligonum world distribution map, present in Albania, Bulgaria, China, Cyprus, Algeria, Egypt, Spain, France, Greece, Iran (Islamic Republic of), Iraq, Italy, Japan, Libya, Morocco, Palau, Portugal, Turks and Caicos Islands, Tunisia, Taiwan, Province of China, and Ukraine

Identifiers

LSID urn:lsid:ipni.org:names:41017-1
WFO ID wfo-4000038131
COL ID 8W45N
BDTFX ID 87307
INPN ID 198386
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Theligonum

Lower taxons

Theligonum formosanum Theligonum japonicum Theligonum macranthum Theligonum cynocrambe