Pyracantha angustifolia C.K.Schneid.

Narrowleaf firethorn (en), Pyracantha à feuilles étroites (fr)

Species

Angiosperms > Rosales > Rosaceae > Pyracantha

Characteristics

Shrubs, c. 3 m high. Twigs glabrous, some transformed into thorns. Leaves on short shoots, oblong, 1-3.5 by 0.5-1 cm, base acute to rounded, margin entire, apex rounded, often retuse, mucro-nate, nerves and veins reticulate, hardly visible, coriaceous, when mature glabrous except remnants of indumentum near midrib above. Flowers in short racemes at apex of short shoots, pedicels hairy, up to 8 mm long. Hypanthium low-campa-nulate, c. 1 mm high, hairy outside, above the ovaries with a free rim lined inside by a disc. Sepals triangular, 1 by 2 mm. Petals orbicular, 3 by 3 mm, spreading in anthesis, white. Stamens c. 20, filaments up to 2 mm, glabrous, anthers 0.5 mm long. Ovaries connate with hypanthium over half their length, hairy on top and dorsally, styles 2 mm, glabrous. Fruits depressed globular, 3 by 5 mm, exocarp glabrous, orange (to red?), mesocarp thin-fleshy, 5 pyrenes remaining free from each other, their upper parts exposed, endocarps woody. Seeds 2 per cell, flat
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Shrubs or small trees, to 4 m tall, often with thorny branches. Branchlets purplish brown when old, densely grayish yellow tomentose when young, glabrous when old. Petiole 1–2.5 mm or leaves sessile; leaf blade narrowly oblong to oblanceolate-oblong, 1.5–5 cm × 4–8 mm, abaxially densely gray tomentose, adaxially initially gray tomentose, soon glabrescent, base cuneate, margin entire, apex obtuse, apiculate, or emarginate. Compound corymb 2–4 cm diam., several flowered; peduncle densely gray tomentose; bracts caducous, lanceolate. Pedicel 1–2 mm, densely gray tomentose. Flowers ca. 2.5 mm in diam. Hypanthium campanulate, densely gray tomentose. Sepals triangular, 1–1.1 mm, abaxially densely gray tomentose, apex acute. Petals suborbicular, ca. 4 mm, apex rounded or emarginate. Stamens 20; filaments 1.5–2 mm. Ovary white tomentose; styles nearly as long as stamens. Pome reddish, depressed-globose, 5–6 mm in diam.; sepals persistent, erect. Fl. May–Jun, fr. Oct–Dec.
Evergreen shrub up to 2.5-(5) m high when mature; stems generally dense and spreading, often spine-tipped; young stems grey-tomentose; older stems reddish brown, shiny. Lf petiole 2-3-(6) mm long, channelled above, tomentose; blade narrowly oblanceolate to oblong, (10)-20-55-(65) × 4-12-(14) mm, obtuse or obscurely retuse with a short mucro, angustate at base, dark green and glabrous above, lanate and pale grey-green below; margin slightly recurved, entire or sometimes with a few minute serrations near tip of largest lvs. Corymbs up to c. 30 mm across; pedicels 6-18 mm long, grey-tomentose. Sepals triangular, c. 0.8 mm long, greyish lanate, acute. Petals obovate or broadly-elliptic, 3.5-5 mm long, rounded, white. Stamens ± = petals. Fr. ± depressed-globose, 4-6 × 6-7 mm, glossy orange.
Plants 20–40 dm. Stems: thorns sparse; young twigs tomentose, hairs dense grayish or yellowish (glabrescent 2d year). Leaves: stipules 4–8 mm; petiole 1–2.5 mm, ?tomentose?; blade narrowly oblong to slightly oblanceolate, 1.5–5 × 0.4–1 cm, base rounded to cuneate, margins entire (sometimes revolute), apex apiculate, obtuse, or retuse, surfaces gray-tomentose (abaxial remaining gray-tomentose, adaxial glabrescent). Inflorescences 2–4 cm diam. Pedicels 1–3 mm, gray-tomentose. Flowers 3–8 mm diam.; hypanthium gray-tomentose; ?calyx persistently gray-tomentose?, sepals triangular, 1 mm, apex acute; petals suborbiculate, 3–4 mm, apex rounded. Pomes red, ?depressed globose?, 4–8 mm diam.; pedicels 2–5 mm.
Evergreen shrub 1.5-3.0 m high; usually spiny; buds small, softly hairy. Leaves alternate, simple, entire, shortly petiolate; stipules minute, caducous. Inflorescence a compound corymb. Flowers white or cream-coloured, bisexual, small. Calyx: tube short; lobes 5, triangular. Petals suborbicular, often with a notched apex. Stamens 20; anthers yellow. Ovary half-inferior; carpels 5, free on central axis, joined on dorsal side for ± 1/2 their length to calyx tube; ovules 2 per carpel; styles free. Fruit small, globose, red, orange or yellow berries, crowned by persistent calyx lobes; pyrenes 5.
Shrub, up to 3 m high; evergreen; young shoots thickly downy; armed. Stems stiff, spiny; spines woody, sharp-pointed with leaves. Leaves simple; blade linear, oblong or narrowly obovate, 10-50 x 4-12 mm, apex obtuse, notched, margins entire or faintly toothed, upper surface dull dark green, glabrous, lower surface greyish tomentose. Flowers: in axillary clusters; calyx hairy; petals ± 5 mm long, dull white; Nov., Dec. Fruit an orange-red or orange-yellow pome, 5-8 mm in diameter.
A shrub. It grows 3.5 m high and spreads 3.5 m wide. It has spines. The branches extend out sideways. The leaves are shiny and dark green. They are grey and furry underneath. There are dense heads of small white flowers. The fruit are yellow to orange berries. They are 1 cm across.
Stiff, upright shrub, up to 4 m high. Leaves linear to oblanceolate, entire, glabrate above, greyish tomentose beneath. Fruits orange-red. Flowers dull white.
Life form perennial
Growth form shrub
Growth support free-standing
Foliage retention evergreen
Sexuality hermaphrodite
Pollination entomogamy
Spread -
Mature width (meter) 3.0
Mature height (meter) 3.0
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color
Fruiting months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Nitrogen fixer -
Photosynthetic pathway c3

Environment

It is a temperate plant. It is native to SW China. It will grow in most soils. It grows between 1,600-3,000 m above sea level. It is resistant to frost but sensitive to drought. It suits hardiness zones 7-10. Arboretum Tasmania. In Sichuan and Yunnan.
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Thickets on slopes, at roadsides at elevations of 1600-3000 metres.
Light 4-8
Soil humidity 3-6
Soil texture 2-5
Soil acidity 3-7
Soil nutriment -
Hardiness (USDA) 7-9

Usage

The fruit are eaten raw as a snack.
Uses environmental use medicinal
Edible fruits
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

It can be grown from seed or by heeled cuttings.
Mode cuttings seedlings
Germination duration (days) 40 - 180
Germination temperacture (C°) 10
Germination luminosity -
Germination treatment stratification
Minimum temperature (C°) -18
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Habit

Pyracantha angustifolia habit picture by Trap Hers (cc-by-sa)

Leaf

Pyracantha angustifolia leaf picture by Trap Hers (cc-by-sa)

Fruit

Pyracantha angustifolia fruit picture by Trap Hers (cc-by-sa)

Distribution

Pyracantha angustifolia world distribution map, present in Argentina, Australia, Brazil, China, Colombia, Korea (Republic of), Mexico, New Zealand, Philippines, United States of America, and South Africa

Conservation status

Pyracantha angustifolia threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:730608-1
WFO ID wfo-0001014297
COL ID 4QPXW
BDTFX ID 101762
INPN ID 446661
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Pyracantha angustifolia Cotoneaster angustifolius