Psychotria micrantha Kunth

Species

Angiosperms > Gentianales > Rubiaceae > Psychotria

Characteristics

Shrubs or trees to 5 m tall, the branchlets often with pith hollow, terete but ultimately compressed and angular, usually densely rufous villosulose. Leaves oblong lanceolate, 12-30 cm long, 5-12 cm wide, acute, rarely obtuse at the apex, often acuminate to 1.5 cm long, basally cuneate to acute, often attenuate at the base, the costa prominulous above, prominent beneath, to 0.3 cm wide proxi-mally, the lateral veins 18-26, laxly arcuate, papyraceous, concolorous, the hairs minute, white, strigose on the upper surface, densely rufous villosulose beneath, usually barbate along the costa and the lateral veins; petioles stout, ca. 2 cm long, to 0.3 cm wide, slightly winged (decurrent petiole), densely rufous puberulent; stipules free, usually persistent at the terminal nodes, appressed, deltoid to ovate, 1.0-1.5 cm long, ca. 0.7 cm wide at the base, rufous hirsute, the 2 lobes 1-5 mm long. Inflorescences either terminal or terminal and axillary, shorter or longer than the uppermost leaves; peduncle 6-7 cm long, rufous pubescent, terminated by ca. 6 primary radially disposed branches or occasionally with tertiary branches likewise disposed, the ultimate cymules conglomerate, 0.4-1.0 cm in diam.; bracts subtending the primary branches narrowly subulate, to 0.5 mm long, the brac-teoles of the lesser branches similar in shape. Flowers with the hypanthium ob-long, ca. 0.3 mm long, densely villose, the hairs white, to 0.4 mm long, the calycine cup ca. 0.5 mm long, glabrous within, lacking glands within, the teeth 5, compressed oblong, ca. 0.25 mm long; corolla white, the tube broadly cylin-drical, ca. 2.2 mm long, glabrate outside, villose on the upper 2/3 within, the lobes 5, oblong, ca. 1.8 mm long, villose, somewhat cucullate apically; stamens 5, the anthers oblong, ca. 1.5 mm long, the filaments slender, attached at the middle of the tube; ovarian disc hemispherical, ca. 0.5 mm long, shiny black, the stigmas to 1.3 mm long. Fruits globose to ellipsoid, ca. 4 mm in diam., pubescent, red; pyrenes with ventral face flat, 5-ribbed on the dorsal surface.
Life form perennial
Growth form tree
Growth support free-standing
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 5.0
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Evergreen rain forest formations, at elevations of 250-700 metres, rarely to 1,000 metres.
Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 9-12

Usage

Uses medicinal
Edible -
Therapeutic use Asthma (unspecified), Emmenagogue (unspecified)
Human toxicity -
Animal toxicity -

Cultivation

Can be grown by seedlings.
Mode seedlings
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Psychotria micrantha world distribution map, present in Costa Rica, Ecuador, Guatemala, Honduras, Nicaragua, Panama, Peru, and Venezuela (Bolivarian Republic of)

Conservation status

Psychotria micrantha threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:762666-1
WFO ID wfo-0000286665
COL ID 4PPQ3
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Psychotria micrantha Uragoga hemsleyana Psychotria tomentosa Mapouria tomentosa Psychotria hindsii Uragoga micrantha Mapouria micrantha Psychotria rufescens