Trigonotis floribunda I.M.Johnst.

Species

Angiosperms > Boraginales > Boraginaceae > Trigonotis

Characteristics

Herbs perennial, with long thin rhizomes. Stems erect to spreading; branches widely spaced at apex, 20-45 cm tall, sparsely short strigose. Petiole 3-12 mm; leaf blade elliptic or ovate-lanceolate, 2-5 × 1-2 cm, abaxially finely strigose, base cuneate, decurrent to petiole, apex acute to rounded; midvein conspicuous, lateral veins obscure; uppermost stem leaves short petiolate, smaller. Inflorescences terminal or axillary on upper stems, ebracteate; peduncle ca. 4 cm, to 11 cm in fruit, strigose. Pedicel ca. as long as calyx. Calyx lobes narrowly oblong, ca. 1.5 mm, to 2-3 mm in fruit; tube somewhat inflated, becoming cupular, pallid outside. Corolla blue-purple; tube ca. 1 mm; limb 2-2.5 mm wide; lobes suborbicular, 0.8-1 mm. Stamens inserted slightly above middle of corolla tube; anthers ca. 0.5 mm, connectives mucronate at apex. Mature nutlets dark brown, inverted subulate, trigonous-tetrahedral, cross-shaped, ca. 1 mm, glabrous, shiny, adaxial 3 surfaces subequal in size; abaxial surfaces triangular, flat or slightly concave, margin narrowly ribbed, angles curved upward, with an erect bristle at inside angle near style, sessile. Fl. Apr-Jun, fr. Jun-Jul.
Life form perennial
Growth form herb
Growth support -
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.2 - 0.45
Root system 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

Light -
Soil humidity -
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Hardiness (USDA) -

Usage

Uses -
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

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

Distribution

Trigonotis floribunda world distribution map, present in China

Identifiers

LSID urn:lsid:ipni.org:names:121327-1
WFO ID wfo-0001216165
COL ID 58THF
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Trigonotis floribunda