Papaver aculeatum Thunb.

Species

Angiosperms > Ranunculales > Papaveraceae > Papaver

Characteristics

Plant annual, caulescent, to 1 m high, patent-setose throughout, patent-prickly on axes, and veins, lobes and tips of leaves, with prickles to 6 mm long. Stems simple or usually branching. Leaves to 30 cm long; lower leaves indistinctly petiolate or sessile; upper leaves sessile, sometimes somewhat stem-clasping; lamina ovate to obovate, pinnately or bipinnately lobed. Petals to 25 mm long, orange-red or-pink, without basal spot. Stamens: filaments yellow, filiform; anthers yellow. Ovary glabrous or sparsely setose near apex; stigmas 5–11; disc ± flat. Capsule sessile, clavate to obovoid, to 25 mm long, ribbed, glabrous or sparsely setose near apex, tuberculate along ribs.
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Annual herb, 0.1-1.0 m high, from taproots, glaucous, hairy, bristly or spiny; sap milky or coloured. Leaves rosulate, dentate or crenate, pinnately incised, ± spiny, petiolate. Flowers solitary or cymose on elongated peduncles; bracteate; buds drooping. Sepals 2, distinct, mostly caducous. Petals broadly obovate, salmon-pink or orange-red. Ovary with parietal placentas, clavate, bristly; ovules many; style absent; stigmas arranged in conical to flat disc over placentas, velvety. Flowering time Sept.-Feb. Fruit a capsule, clavate in outline, opening by 3-18 pores. Seeds many, small, often reniform, with sculptured testa.
Erect, annual herb, up to 0.9 m high. Leaves with blade, bluish green, shallowly to deeply pinnately lobed, dentations with apical yellowish spines, midrib and veins densely spiny beneath, up to 250 x 60 mm. Flowers: peduncles drooping; corolla, ± 40 mm in diameter, petals fall off quickly, salmon-pink or orange-red; Nov.-Jan. Fruit a capsule opening by pores, glabrous.
A herb. It grows each year from seed. It grows about 1 m tall. The stems are branched, angled and prickly. The leaves are in a ring at the base. They are divided into lobes along the stalk. The flowers are orange. The fruit is an oval poppy seed head. It has ribs.
Erect annual herb, up to 0.9 m high. Leaves shallowly to deeply pinnately lobed, dentations with apical yellowish spines, midrib and veins densely spiny beneath. Fruit a capsule, opening by pores. Flowers salmon-pink or orange-red.
Erect, tufted annual to 1 m, peduncles spreading-prickly. Leaves pinnatifid, toothed and prickly. Flowers pedunculate, orange, 20-40 mm diam. Capsule glabrous, terminal disc ± 8-rayed.
Life form annual
Growth form herb
Growth support free-standing
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.9 - 0.95
Root system tap-root
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Occurs along roadsides, in pastures, paddocks, cultivated fields, shores, and on stream banks, flats, slopes, gullies, cliffs and dunes, in open areas, scrub and woodland; in gravel, shellgrit, sand, sandy loam, clay loam and clay.
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It is a temperate to subtropical plant.
Light -
Soil humidity 1-3
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 8-12

Usage

The young leaves are used as a potherb. Caution: The plant contains alkaloids.
Uses food additive medicinal potherb
Edible leaves
Therapeutic use Potherb (unspecified)
Human toxicity -
Animal toxicity -

Cultivation

Plants grow easily from seed.
Mode seedlings
Germination duration (days) 9 - 22
Germination temperacture (C°) 14
Germination luminosity dark
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Papaver aculeatum unspecified picture

Distribution

Papaver aculeatum world distribution map, present in Australia, Lesotho, Namibia, and South Africa

Identifiers

LSID urn:lsid:ipni.org:names:673377-1
WFO ID wfo-0000480603
COL ID 4CJ7C
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR) Link

Synonyms

Papaver multiflorum Papaver horridum Papaver aculeatum Papaver nudum Papaver gariepinum