Dimorphotheca cuneata (Thunb.) Less.

Species

Angiosperms > Asterales > Asteraceae > Dimorphotheca

Characteristics

Frutex erectus usque 1 m altus multiramosus; rami juniores glabri glandulosi visciduli sat dense foliati, internodiis 1-5 mm longis, vetustiores rigidi lignosi usque 0.5 cm crassi cortice rimoso cicatricoso fusco-griseo vel nigrescenti obtecti. Folia alterna vix crassiuscula (exsiccala) rigide membranacea vel subcoriacea + glandulosa et viscida obovata-oblanceolata (vel rarius sublinearia) 1-2(-3) cm longa 0.3-1 cm lata basin versus cuneatim angustata margine pinnatifidodentata-grosse dentata-denticulata, dentibus utrinque 1-3; nervus medius supra vix conspicuus subtus prominens. Capitula in apicibus ramulorum solitaria pedunculata; pedunculi brevissime glandulosopilosi nudi 1-4(-7) cm longi; (capitula fructifera nutantia). Involucri squamae c. 13 uniseriatae fere aequilongae lanceolatae vel lineari-lanceolatae 6-9 mm longae 1-2 mm latae acuminatae dorso + glandulosopuberulae margine albido-scariosae ciliatae. Flores radii involucri squamas numero aequantes; ligulae supra albae subtus coeruleae-violaceae(-rubescentes) plerumque colore cupreo vel albo immixto involucrum 2-3-plo superantes; flores disci numerosi lutei saepe involucro fere aequilongi. Achaenia radii + glandulosa, glandulis stipitatis, fere tri 64 angulari-obpyramidata recta vel leviter incurva angulis leviter vel sat profunde crenatis lateribus laevibus 5-6 mm longa c. 2 mm lata. Achaenia disci etiam + glandulosa, glandulis stipitatis, lateribus applanata obcordata-suborbicularia margine incrassata apice + emarginata 10-12 mm longa 8-12 mm lata.
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Shrub, up to 1 m high; young parts densely glandular. Leaves alternate, sessile; blade broadly obovate to sublinear, 10-20(-30) x 10 mm, base cuneate, margins dentate, pinnatifid-dentate to denticulate, glandular viscid. Heads radiate, solitary, terminal, on short, naked peduncles. Involucral bracts uniseriate, all the same length. Flowers: ray florets female, fertile, upper surface white, lower surface blue-violet with an interspersion of copper; disc florets bisexual, fertile, yellow; Jul.-Mar. Fruit with cypsela of ray florets obovate, triangular; of disc florets ± obcordate, dorsiventrally flattened, 10 mm long. Pappus absent.
Semi-woody, perennial, rounded shrub, 0.01-1.00 m high, young parts of plant are densely gland-dotted and sticky. Leaves oblong and characteristically toothed along margins, sticky and aromatic when young. Capitula with ray florets white above, purple interspersed with copper on reverse; disc florets yellow. Flowering time May-Sept. Cypselae either large, rounded, flat, winged or much smaller, narrow, wingless with warty surface.
Rounded, glandular-hairy, viscid shrublet or shrub, up to 1 m tall. Leaves cuneate-oblanceolate, toothed to lobed or pinnatifid. Flowerheads radiate, solitary, pedunculate; ray florets shiny white or rarely yellow to orange (KB), darker on reverse; disc florets yellow. Cypselas of ray florets trigonous, glandular, of disc florets flat, winged, notched.
Shrub, up to 1 m high; young parts densely glandular. Leaves broadly obovate to sublinear, 10-20(-30) mm long, bases cuneate, margins pinnatifid-dentate to denticulate. Involucral bracts 6-9 mm long. Disc achenes ± 10 mm long. Flowers with rays white above, blue-violet with an interspersion of copper beneath, disc yellow.
Rounded, glandular-hairy, viscid shrublet to 50 cm. Leaves cuneate-oblanceolate, toothed to lobed or pinnatifid. Flower heads radiate, solitary on short, naked peduncles, yellow with white or orange rays darker on reverse. Ray achenes trigonous, glandular, disc florets flattened.
A small shrub. It grows 1 m tall. The leaves are alternate and without stalks. The leaves are wedge shaped at the base to narrowly oval. They are 10-20 mm long. The flowers are on short stalks and occur singly. They are white to yellow.
Life form perennial
Growth form shrub
Growth support free-standing
Foliage retention -
Sexuality hermaphrodite
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

It is a tropical plant.
Light -
Soil humidity 1-3
Soil texture 5-6
Soil acidity -
Soil nutriment -
Hardiness (USDA) -

Usage

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

Cultivation

Mode -
Germination duration (days) 10 - 15
Germination temperacture (C°) 15 - 21
Germination luminosity light
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Dimorphotheca cuneata world distribution map, present in South Africa

Identifiers

LSID urn:lsid:ipni.org:names:187835-1
WFO ID wfo-0000066089
COL ID PJCL
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Calendula cuneata Calendula viscosa Dimorphotheca cuneata Arctotis glutinosa