Osteospermum L.

Daisybush (en)

Genus

Angiosperms > Asterales > Asteraceae

Characteristics

Annual or perennial herbs or shrubs. Leaves alternate or less often opposite, sometimes in a rosette, petiolate or sessile, entire or variously divided up to bipinnatipartite. Capitula solitary and terminal or arranged in terminal corymbose cymes or rarely racemes, heterogamous, radiate; phyllaries free, 1–3(–4)-seriate; receptacle flat or slightly convex, epaleate. Ray florets with a short tube and a narrow oblong ray, this rounded and minutely 3-dentate distally, staminodes sometimes present; style linear, glabrous, with long linear obtuse branches with stigmatose swellings along the margins; disc florets with a gradually widening tube, 5-lobed; anthers sagittate at the base with ± tailed auricles, with ovate apical appendage; style shallowly cleft, the lobes connate, with a collar of sweeping hairs at or slightly below the bifurcation, papillae absent. Achenes hard, straight or slightly incurved, triangular or terete, sometimes 3–9-ridged, smooth, rugose or tuberculate, with or without wings, without or rarely with a rostrum; pappus absent.
More
Annual or perennial herbs, subshrubs or shrubs. Stems straggling to erect, usually hairy and basally ±woody. Leaves simple, alternate, or occasionally opposite, entire or toothed to pinnatisect. Capitula radiate, terminal, solitary or in lax panicles or corymbs; involucre broadly campanulate; bracts 1–3 (–4)-seriate, membranous on margins; receptacles flat to ±convex, pitted. Ray florets female, fertile; ligules patent, yellow, white, orange, purple, pinkish-mauve or white above and purple beneath. Disc florets functionally male; anthers sagittate; style bifid. Achenes homomorphic or dimorphic, straight or slightly curved, terete or acutely or obtusely angled or winged, glabrous. [This description from Ghafoor (2015: 325–326) included several species now placed in Dimorphotheca-Editor, 3 August 2020]
Annual or perennial herbs or shrubs, not armed. Lvs usually alternate, rarely opposite, simple, entire, toothed, or pinnatisect. Capitula solitary or in loose corymbs. Involucral bracts in 1-4 rows, with membranous margins. Receptacle flat or convex; scales 0. Outer florets ♀, ligulate, yellow, white, purple, pinkish mauve, or white on upper surface and purple on lower. Inner florets tubular, functionally ♂. Achenes all similar or dimorphic, straight or curved, terete, ribbed, angled or winged; pappus 0.
Life form
Growth form
Growth support -
Foliage retention evergreen
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) 0.1 - 0.5
Mature height (meter) 0.1 - 0.5
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months -
Fruit color
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light 7-9
Soil humidity -
Soil texture -
Soil acidity 2-8
Soil nutriment -
Hardiness (USDA) 10-11

Usage

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

Cultivation

Can be grown by cuttings.
Mode cuttings
Germination duration (days) 8 - 15
Germination temperacture (C°) 15 - 18
Germination luminosity light
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Osteospermum unspecified picture
Osteospermum unspecified picture

Distribution

Osteospermum world distribution map, present in Australia, New Zealand, and United States of America

Identifiers

LSID urn:lsid:ipni.org:names:10323-1
WFO ID wfo-4000027409
COL ID 63GQQ
BDTFX ID 86912
INPN ID 195582
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Osteospermum Monoculus Tripteris Nephrotheca Norlindhia Chrysanthemoides

Lower taxons

Osteospermum ciliatum Osteospermum rigidum Osteospermum armatum Osteospermum hispidum Osteospermum angolense Osteospermum scariosum Osteospermum grandiflorum Osteospermum thodei Osteospermum microphyllum Osteospermum spinescens Osteospermum imbricatum Osteospermum muricatum Osteospermum afromontanum Osteospermum oppositifolium Osteospermum muricatum Osteospermum striatum Osteospermum corymbosum Osteospermum bidens Osteospermum rotundifolium Osteospermum imbricatum Osteospermum asperulum Osteospermum leptolobum Osteospermum pterigoideum Osteospermum triquetrum Osteospermum hyoseroides Osteospermum lanceolatum Osteospermum pinnatilobatum Osteospermum hafstroemii Osteospermum microcarpum Osteospermum attenuatum Osteospermum australe Osteospermum tomentosum Osteospermum pinnatum Osteospermum crassifolium Osteospermum breviradiatum Osteospermum hirsutum Osteospermum bolusii Osteospermum herbaceum Osteospermum incanum Osteospermum montanum Osteospermum aciphyllum Osteospermum dentatum Osteospermum montanum Osteospermum rosulatum Osteospermum spinosum Osteospermum connatum Osteospermum spinigerum Osteospermum polycephalum Osteospermum grandidentatum Osteospermum potbergense Osteospermum spathulatum Osteospermum rigidum Osteospermum elsieae Osteospermum burttianum Osteospermum moniliferum Osteospermum acanthospermum Osteospermum junceum Osteospermum subulatum Osteospermum corymbosum Osteospermum polygaloides Osteospermum amplectens Osteospermum spinescens Osteospermum karooicum Osteospermum calcicola Osteospermum monstrosum Osteospermum apterum Osteospermum norlindhianum Osteospermum nordenstamii Osteospermum auriculatum Osteospermum calendulaceum Osteospermum volkensii Osteospermum pyrifolium Osteospermum ilicifolium Osteospermum sinuatum Osteospermum nyikense Osteospermum vaillantii Osteospermum monocephalum Osteospermum polygaloides Osteospermum nervosum