Nepenthes petiolata Danser

Species

Angiosperms > Caryophyllales > Nepenthaceae > Nepenthes

Characteristics

Terrestrial climber to at least 1 m tall. Stem shape and diam. unknown. Leaves thinly chartaceous, petiolate, blade elliptic-oblong, 10-15 by 3-5.5 cm, apex acute, base cuneate, tapering into the petiole; petiole 5.5-6 by 0.3-0.5 cm, subcanaliculate, wing 1-2 mm wide, clasping the stem for 2/3 its diameter and sheathing. Longitudinal nerves 3 or 4 each side of the midrib in the marginal third, conspicuous. Pennate nerves normal or slightly oblique, branching before reaching the longitudinal nerves, branches reaching the margin. Intermediate pitchers only known, subcylindrical, the lower half slightly dilated, the upper half shortly cylindrical, 7-13 by 2-4 cm; with two fringed wings in the upper 2/3, the wings to 3 mm broad, the fringed elements c. 4 mm long, c. 3 mm apart; the mouth ovate-acuminate, concave, oblique, rising gradually from the front to form a broad, vertical column for the lid at the rear; peristome flattened to 9(-15) mm broad near the lid, ribs 1(-2) mm apart, high, outer edge slightly sinuate, inner edge long-dentate; lid broadly ovate to broadly elliptic, 3.5 by 3 cm, apex rounded, base rounded, then abruptly and inconspicuously cordate at the spur; lower surface lacking appendages or barely carinate at the base, nectar glands scattered, inconspicuous, thinly bordered, longitudinally elliptic, or orbicular, c. 0.2 mm diam.; spur unknown. Inflorescence unknown. Fruit and seed unknown. Indumentum of leaf margin ciliate, hairs 0.8 mm long, tendril, pitcher and midrib villose to puberulent with hairs 0.4 mm long. Colour of pitchers olive and maroon, mouth maroon, peristome crimson.
Life form -
Growth form shrub
Growth support -
Foliage retention -
Sexuality dioecy
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

Montane or submontane forest including Agathis and Oak, possibly on ultramafic soils; 1500 m
Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 8-12

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

Nepenthes petiolata unspecified picture

Distribution

Nepenthes petiolata world distribution map, present in Philippines

Conservation status

Nepenthes petiolata threat status: Vulnerable

Identifiers

LSID urn:lsid:ipni.org:names:603783-1
WFO ID wfo-0000381496
COL ID 46XC7
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Nepenthes petiolata