Rivina Plum. ex L.

Rivina (en)

Genus

Angiosperms > Caryophyllales > Petiveriaceae

Characteristics

Annual herbs or subshrubs, woody at base; stems erect or sprawling. Leaves petiolate; stipules absent. Inflorescences many-flowered, axillary or terminal racemes. Flowers bisexual, pedicellate; tepals 4, subequal, elliptical or obovate-oblong, obtuse or acute at apex, persistent and erect or spreading in fruit; stamens (3-)4(-9), alternating with tepals, filaments free, anthers dorsifixed; ovary 1-carpellate, ovoid or subglobose, ovule 1, style 1, subterminal, curved, short but distinct, stigma capitate or slightly lobed. Fruit a globose drupe; seed 1, lenticular, often pubescent, embryo curved, testa crustaceous.
More
Herbs. Flowers in terminal and lateral racemes, hermaphrodite, regular. Sepals 4, free, oblong-elliptic or oblong-spathulate, somewhat accrescent, membranous, inconspicuously veined. Stamens 4; anthers dorsifixed. Ovary of 1 carpel,ellipsoid, somewhat flattened; style short, with a peltate stigma. Fruit a globose berry, with a thin pericarp, juicy. Seed discoidal, with a brittle black testa, often covered with very short spreading hairs.
Herbs or subshrubs. Stems erect, dichotomous, angulate, glabrous or pubescent. Leaves long petiolate; leaf blade ovate, base rounded or attenuate, apex acuminate. Racemes terminal or axillary, erect or curved, slender. Flowers bisexual, small. Tepals 4, persistent. Stamens 4. Ovary superior, ovoid, 1-carpelled, 1-loculed. Style shorter than ovary, slightly curved; stigma capitate. Berry red or orange.
Herbs or subshrubs, perennial, woody at base. Leaves alternate. Inflorescences axillary or terminal racemes, 5-50-flowered. Flowers: sepals 4; stamens 4; carpel 1, ovary 1-loculed; style present; stigma 1, capitate. Fruits berries, red to orange or yellow, subglobose. Seed 1.
Monoecious herbs.Inflorescence a lax raceme, terminal or in upper axils; flowers bisexual.Perianth 4-merous. Stamens 4. Ovary unicarpellate, glabrous. Fruit a berry.
Ovary globose to elliptic, somewhat compressed laterally, unicarpellate; style short, curved; stigma capitate.
Sepals 4, more or less free, subequal, oblong-elliptic, rounded or acute at apex, erect or spreading in fruit.
Fruit globose, orange, red or purple, juicy; pericarp thin, adherent to seed.
Inflorescences racemes, terminal and axillary, suberect, many-flowered.
Seed 1, discoidal; testa crustaceous, black, often pubescent.
Stamens 4; filaments free; anthers dorsifixed, linear.
Herbs, sometimes subshrubby and woody at base.
Flowers hermaphrodite, actinomorphic.
Stems erect or straggling.
Leaves petiolate.
Life form
Growth form herb
Growth support -
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) -
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 7-12

Usage

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

Cultivation

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

Images

Rivina unspecified picture

Distribution

Rivina world distribution map, present in Australia, China, and United States of America

Identifiers

LSID urn:lsid:ipni.org:names:327324-2
WFO ID wfo-4000033325
COL ID 63S2J
BDTFX ID -
INPN ID 445885
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Rivina

Lower taxons

Rivina humilis