Geigeria obtusifolia L.Bolus

Species

Angiosperms > Asterales > Asteraceae > Geigeria

Characteristics

Suffrutex viscidulo-hispidulus pilis crispulis; rami diffusi elongati foliosi, ad 20 cm longi, internodiis 0.4-1.5 cm longis; folia patentia demum reflexa, oblonga vel rarius late linearia, basi vix angustata, subamplexicaulia, rarius breviter decurrentia, obtusissima subpungenti-mucronata, marginibus saepe undulatis, glandulis sessilibus nitentibus sparsa, 1.5-3 cm longa, 0.5-1 cm lata; capitula solitaria apicibus ramorum et brevium ramulorum, folio supremo approximato, 1.3 cm longa; involucrum, parte globoso, 0.8-1 cm diam., squamis exterioribus foliaceis, linearibus vel lineari-oblongis, saepe paullo angustatis infra medium, basi dilatatis, interioribus chartaceis discoloratis, ovatis vel lanceolatis setaceo-acuminatis ciliatis, ad 1.1 cm longis; receptaculum subconvexum dense setosum; achaenia villosa, 0.15 cm longa; pappi squamae 10, interiores aristatae, aristis squamis ipsis brevioribus.
More
Perennial herb, up to 0.5 m high; hairy. Stems erect. Leaves alternate, sessile; blade elliptic to ovate or narrowly obovate, up to 30 x 10 mm, stiff, leathery; apex obtuse, pungent-mucronate, base obtuse, amplexicaul, margins entire, often undulate, viscid-hispidulous, sparsely glandular. Heads radiate, solitary at branch tips or short lateral branches. Involucre ± 10 mm in diameter; involucral bracts ± 4-seriate. Receptacle paleate. Flowers: ray and disc florets yellow; Dec.-Jun. Fruit with cypsela turbinate, silky villous. Pappus of 10 scales, alternate ones tipped with slender awn.
Stemmed, hairy perennial herb or shrub, up to 0.8 m high. Leaves elliptic to oval or oblanceolate, apex obtuse, mucronate, sessile. Heads solitary. Flowers yellow.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.65
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
Soil humidity 1-3
Soil texture 5-6
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 -

Distribution

Geigeria obtusifolia world distribution map, present in Namibia and South Africa

Identifiers

LSID urn:lsid:ipni.org:names:208776-1
WFO ID wfo-0000014071
COL ID 6JZ8W
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Geigeria obtusifolia Geigeria plumosa subsp. obtusifolia Geigeria arenicola