Clinacanthus nutans (Burm.F.) Lindau

Species

Angiosperms > Lamiales > Acanthaceae > Clinacanthus

Characteristics

Shrubs to 1 m tall. Stems terete, striate, glabrescent. Petiole 0.3-2 cm, sulcate, bifariously pubescent; leaf blade lanceolate-ovate, lanceolate, or linear-lanceolate, 7-12 × 1-4 cm, both surfaces pubescent when young then glabrescent except abaxially pilose along veins, secondary veins 4-6 on each side of midvein and abaxially elevated, base cuneate to rounded, margin subentire to sinuate-crenate, apex acuminate. Racemes 1 to several at or near shoot apex, usually 3 to several forming a terminal panicle; rachis gland-tipped pubescent; bracts and bracteoles linear, ca. 8 × 2 mm, abaxially gland-tipped pilose, apex acute. Calyx 0.9-1.3 cm; lobes linear, outside gland-tipped pilose, apex acute. Corolla dull red with a green base, 3-4.2 cm, outside gland-tipped pilose, inside glabrous except for a ring of trichomes ca. 5 mm above base; tube basally cylindric for ca. 5 mm and ca. 3 mm wide then gradually widened to ca. 6 mm at mouth; lower lip 1-2 × ca. 1 cm, with yellow streaks; upper lip triangular, 1-2 × ca. 0.5 cm, erect, apex emarginate; lobes ovate, 3-5 × 1-2 mm. Stamens exserted from mouth of corolla; filaments 1-1.5 cm, glabrous; anthers ovate-linear, 4-5 × ca. 1 mm, muticous. Style 3-3.7 cm, base sparsely pubescent. Capsule ca. 2 cm, pilose. Seeds ca. 2 mm in diam. Fl. Oct-Jan, fr. Mar.
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A herb or shrub. It grows 1 m tall. The leaves are oval or sword shaped and 7-12 cm long by 1-4 cm wide. They are hairy when young. There can be teeth along the edge. The flowers are near the top of the plant. They are dull red with a green base. They are tube shaped and 6 cm across. The fruit is an oval capsule 2 cm long. There are up to 4 seeds.
Life form perennial
Growth form shrub
Growth support free-standing
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 1.0
Root system -
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 in dipterocarp forests and also in savannah up to 700 m above sea level. In XTBG Yunnan.
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Forests and thickets at low elevations.
Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 8-12

Usage

Uses medicinal
Edible leaves
Therapeutic use Dysentery (unspecified)
Human toxicity -
Animal toxicity -

Cultivation

Plants can be grown from seeds or cuttings.
Mode seedlings
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Clinacanthus nutans unspecified picture

Distribution

Clinacanthus nutans world distribution map, present in China, India, Cambodia, Lao People's Democratic Republic, Malaysia, Thailand, and Viet Nam

Identifiers

LSID urn:lsid:ipni.org:names:46937-1
WFO ID wfo-0000611895
COL ID W5XN
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Justicia fulgida Beloperone fulgida Clinacanthus burmanni Clinacanthus nutans Justicia nutans Clinacanthus burmanni var. robinsonii Clinacanthus nutans var. robinsonii