Murdannia triquetra G.Brückn.

Species

Angiosperms > Commelinales > Commelinaceae > Murdannia

Characteristics

Herbs perennial. Roots fibrous. Rhizomes horizontal, elongate. Stems creeping proximally, ascending distally, branched, to 40 cm; internodes ca. 8 cm, with a line of dense, white hairs. Leaves sessile; leaf sheath with a line of hairs on 1 side; leaf blade spreading or slightly folded, linear-lanceolate or linear-elliptic, 2--6 cm × 5--8 mm, ciliate only in proximal part, apex obtuse, abruptly narrowed into acuminate tip. Cincinni terminal and axillary, usually 1-flowered; peduncle 1--4 cm (terminal ones longer), with linear bract at middle, sometimes with a flower in axil of bract; pedicels 1--2 cm. Sepals narrowly oblong, 4--6 mm. Petals pink, purple-red, or blue-purple, obovate. Fertile stamens 3; filaments densely bearded; staminodes 3; antherodes sagittate. Capsule ovoid-globose, trigonous, 5--7 × 3--4 mm, obtuse or acute at both ends. Seeds (1--)3 per valve, uniseriate, reddish gray, not flattened. Fl. Sep--Oct (also May in Yunnan), fr. Oct--Nov.
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A perennial creeping herb. It forms roots at the lower nodes. It is green with purple tinges. The leaves are narrowly sword shaped and 2-4 cm long by 4-6 mm wide. There is a line of hairs where the leaf and leaf sheath join. The flowers are pale blue. They occur singly at the ends of leafy shoots.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) -
Root system fibrous-root rhizome
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Nitrogen fixer -
Photosynthetic pathway -

Environment

A tropical plant. It grows by rice fields or wet places from near sea level to 1600 m altitude in southern China. It grows in wetlands. In Sichuan and Yunnan.
Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 8-12

Usage

It is used as a vegetable. The young plants before flowering are used as a potherb.
Uses fodder medicinal potherb
Edible leaves
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
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Vigor -
Productivity -

Distribution

Murdannia triquetra world distribution map, present in Bangladesh, China, Lao People's Democratic Republic, Myanmar, Thailand, Taiwan, Province of China, and Viet Nam

Identifiers

LSID urn:lsid:ipni.org:names:172892-1
WFO ID wfo-0000473772
COL ID 44LNT
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Aneilema triquetrum Aneilema nutans Commelina triquetra Murdannia triquetra Phaeneilema triquetrum