Drosera roraimae (klotzsch ex Diels) Maguire

Species

Angiosperms > Caryophyllales > Droseraceae > Drosera

Characteristics

Caulescent herb forming an apical rosette. Stem up to 10 cm long, invested by marcescent leaves. Leaves spathulate, 10-25 mm long, petiole and blade well defined; stipules coriaceous and conspicuous, 3-7 mm long, 3-7-partite; petiole 6-15 x 1-2 mm, conspicuously hairy beneath; blade obovate, 4-10 x 2-4 mm, hairy beneath. Inflorescences 1-2(-4) per plant, 8-30 cm long, (4-)6-20-flowered; peduncle erect or curved near base, 8-20 cm long, with glandular hairs or sessile glands, rarely glabrous. Flowers with sepals ovate or narrowly ovate, joined at base, 4-5 x 1-2 mm, margin entire, with glandular hairs outside; petals white or pink, spathulate, 4-6 x 2-2.5 mm; stamens 4-6 mm long; pollen tetrad 55-75 µm diameter, spines and spinules present, spine 2 µm long, 9-14 µm2; ovary with 3 styles, bipartite near base. Seeds foveolate-reticulate, narrowly oblongoid, 0.4-0.6 x 0.15-0.30 mm, covered with granulate wax.
Life form perennial
Growth form herb
Growth support -
Foliage retention deciduous
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) 9-12

Usage

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

Cultivation

Mode -
Germination duration (days) 30 - 90
Germination temperacture (C°) 12 - 18
Germination luminosity light
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Drosera roraimae unspecified picture

Distribution

Drosera roraimae world distribution map, present in Brazil, Colombia, Guyana, and Venezuela (Bolivarian Republic of)

Identifiers

LSID urn:lsid:ipni.org:names:84174-2
WFO ID wfo-0000946151
COL ID 6DKH5
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Drosera roraimae Drosera montana var. robusta Drosera montana var. roraimae