Ruellia tubiflora Kunth

Species

Angiosperms > Lamiales > Acanthaceae > Ruellia

Characteristics

Suffrutescent herbs to 1 m tall; younger portions of the stem subquadrangular, glabrous to pilose, densely pilose along the rounded angles. Leaves elliptic, to 10-24 cm long and 4-12 cm wide, apically acuminate, basally attenuate, glabrous to pilose at the costa of both surfaces, often with numerous minute, reddish glands or depressions, more numerous beneath, the cystoliths numerous though minute above, the petioles to 1 cm long, the margins entire to slightly undulate. In-florescences in short, terminal spikes with a rachis to ca. 1 cm long; flowers sessile or nearly so; bracts leafy, elliptic, to 5 cm long and 1.5 cm wide, gland dotted, the bracteoles small, subulate, ca. 2 mm long. Flowers with the calyx to 4 mm long, gland dotted, segments lanceolate, 1-3 mm long, ca. 1 mm wide, sparingly puberulous; corolla funnelform, curved to one side, red or scarlet, the tube to 5 cm long, ca. 1 cm wide at the mouth, 4 mm wide at the base, puberulous, often gland dotted, the lobes suborbicular, 1.5 cm long, spreading, the limb ca. 3 cm broad; stamens exserted, the anthers saggitate, ca. 3 mm long. Capsules clavate, 15 mm long, 5 mm wide, puberulous, gland dotted; seeds 8 or more, orbicular, flattened, 5 mm in diameter, 1 mm thick, sericeous when dry.
Life form perennial
Growth form herb
Growth support -
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 -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 9-12

Usage

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

Cultivation

Mode -
Germination duration (days) 30 - 60
Germination temperacture (C°) 18 - 23
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Ruellia tubiflora unspecified picture

Distribution

Ruellia tubiflora world distribution map, present in Colombia, Costa Rica, Ecuador, Mexico, Panama, and Peru

Identifiers

LSID urn:lsid:ipni.org:names:54673-1
WFO ID wfo-0000401330
COL ID 4TNMQ
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Ruellia tubiflora Dipteracanthus purdieanus Dipteracanthus tubiflorus Ruellia purdieana Scorodoxylum hartwegianum Ruellia tubiflora var. tubiflora Ruellia stuebelii