Columnea canarina Wiehler

Species

Angiosperms > Lamiales > Gesneriaceae > Columnea

Characteristics

Epiphytic herbs or subshrubs; stems erect, ascending or spreading, to 50 cm long, 0.5-1.2 cm in diam., the internodes green, becoming tawny with age, sericeous. Leaves strongly unequal in a pair, the larger leaf in a pair elliptic or oblanceolate, 12-20 cm long, 4.0-5.5 cm wide, the apex acuminate, the base oblique or obtuse, above dark green, shiny, sparsely strigose, below lighter green with red spots and apices, sparsely sericeous, more dense on the veins; petiole subsessile to 5 mm long, sericeous; the smaller leaves ca. 7 cm long and 3 cm wide. Inflorescences cymose, few flowered in the axils of the larger leaves; peduncles lacking; bracts lanceolate, ca. 2 cm long and 0.6 cm wide, entire, yel-low, sericeous; pedicels 1.5-2.0 cm long, yellow, densely sericeous. Flowers with the calyx lobes nearly equal, lanceolate to elliptic, 2.8-3.6 cm long, 0.7-0.9 cm wide, the apex acuminate, the margin serrate, yellow, sericeous; corolla canary yellow, erect in the calyx, the tube spurred, ca. 6.5 cm long, the mouth of the tube oblique, galea 1.4 cm long and wide, the lateral lobes triangular, 1 cm long, the lower lobe somewhat reflexed, linear, 1.9 cm long, 0.5 cm wide, the outside of the tube pilose or sericeous, the inside glandular; stamens with the filaments adnate to the base of the corolla for ca. 2 mm, 5.7 cm long, glandular pubescent, the anthers oblong, ca. 2 mm long; disc reduced to a bibbed posterior gland; ovary sericeous, style 6.2 cm long, glandular, the stigma bibbed to stomatomorphic. Fruit not seen.
Life form perennial
Growth form
Growth support epiphyte
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) -

Usage

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

Cultivation

Mode -
Germination duration (days) 30 - 120
Germination temperacture (C°) 22 - 23
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Columnea canarina world distribution map, present in Panama

Identifiers

LSID urn:lsid:ipni.org:names:63526-2
WFO ID wfo-0000615463
COL ID XCHR
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Columnea canarina