Utricularia unifolia Ruiz & Pav.

Species

Angiosperms > Lamiales > Lentibulariaceae > Utricularia

Characteristics

Perennial epiphytic herbs; stolons fleshy, radiating from the base of the in-florescence, several swollen near the point of origin to form ellipsoid tubers 1-1.5 cm long. Photosynthetic organs 1-4, leaflike, 5-15 cm long; lamina coriaceous, multinerved, the nerves drying prominent on both surfaces, narrowly elliptic to elliptic, to 2.5 cm wide, the apex acute or acuminate; pseudopetiole usually 2-3 or more times as long as the lamina. Traps borne on filiform stolon-branches, ovoid, stalked, ca. 1 mm long, the mouth basal, the upper lip with 2 subulate re-curved appendages. Inflorescences to 30 cm long; peduncle 1.5-2 mm thick, 1-3-flowered; bracts linear-lanceolate, acute, usually falcate, 1-3 cm long, the bracteoles similar but much narrower and shorter, the sterile scales on the pe-duncle 2-4, similar to the bracts and often larger; pedicels erect, 1-3 times as long as the bract. Flowers with the calyx lobes subequal, ovate, acute, 2-4 cm long, 1.3-2.0 cm wide; corolla violet or mauve with a yellow palate, 3-5 cm long, glabrous or sparsely stipitate-glandular, the upper lip broadly ovate to + orbicular, the apex rounded, about as wide as the upper calyx lobe, the lower lip much larger, transversely elliptic, apically retuse or emarginate, the palate gibbous, prominent, the spur narrowly conical-subulate, curved, the apex obtuse or sub-acute, shorter than the lower lip. Capsules + globose, 8-12 mm long; seeds numer-ous, narrowly cylindrical-fusiform, 0.35-0.5 mm long.
Life form perennial
Growth form herb
Growth support epiphyte
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Sexuality hermaphrodite
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Hardiness (USDA) 9-12

Usage

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Cultivation

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Images

Utricularia unifolia unspecified picture

Distribution

Utricularia unifolia world distribution map, present in Bolivia (Plurinational State of), Colombia, Costa Rica, Ecuador, Nicaragua, Panama, Peru, and Venezuela (Bolivarian Republic of)

Conservation status

Utricularia unifolia threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:527180-1
WFO ID wfo-0000417242
COL ID 7F594
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Utricularia unifolia