Prunus lusitanica

Linnaeus

Sp. Pl. 1: 473. 1753.

Common names: Portugal laurel
Introduced
Treatment appears in FNA Volume 9. Treatment on page 363. Mentioned on page 355.

Shrubs or trees, not suckering, 30–80 (–200) dm, not thorny. Twigs with terminal end buds, glabrous. Leaves persistent; petiole 14–20 mm, glabrous, eglandular; blade elliptic, oblong-ovate, or ovatelanceolate, 6–13 × 2.5–7 cm, base obtuse to rounded, margins crenate-dentate, teeth blunt, glandular, apex acuminate, surfaces glabrous, abaxial eglandular, if glands present, restricted to margins. Inflorescences 18–60 [–100] -flowered, racemes; central axes 100–280 mm, leafless at bases. Pedicels 7–15 (–22) mm, glabrous. Flowers blooming after leaf emergence; hypanthium cupulate, 2.5–3.5 mm, glabrous externally; sepals spreading to reflexed, semicircular, 1–1.5 mm, margins entire, ± ciliate, abaxial surface glabrous, adaxial hairy; petals white, suborbiculate to obovate, 4–7 mm; ovaries glabrous. Drupes dark purple, ovoid to conic-ovoid, 8–12 mm, glabrous; mesocarps fleshy to leathery; stones ovoid, not flattened. 2n = 32, 64.


Phenology: Flowering May–Jul; fruiting Aug–Nov.
Habitat: Disturbed sites, thickets, urban forests
Elevation: 0–400 m

Distribution

V9 588-distribution-map.jpg

Introduced; B.C., Calif., Oreg., Wash., Europe

Discussion

Selected References

None.

Lower Taxa

None.

"dm" is not declared as a valid unit of measurement for this property.

... more about "Prunus lusitanica"
acuminate +
Joseph R. Rohrer +
Linnaeus +
dark gray +, gray-brown +, reddish-brown +  and reddish +
compound +  and simple +
opposite +  and alternate +
obtuse +  and rounded +
6 cm60 mm <br />0.06 m <br /> (13 cm130 mm <br />0.13 m <br />) +
ovatelanceolate +, oblong-ovate +  and elliptic +
0.5 cm5 mm <br />0.005 m <br /> (18 cm180 mm <br />0.18 m <br />) +
membranous +  and leathery +
2.5 cm25 mm <br />0.025 m <br /> (?) +  and 7 cm70 mm <br />0.07 m <br /> (?) +
free +  and distinct +
10 cm100 mm <br />0.1 m <br /> (28 cm280 mm <br />0.28 m <br />) +
Portugal laurel +
solitary +, fascicles +, 2-flowered +  and umbellate +
B.C. +, Calif. +, Oreg. +, Wash. +  and Europe +
not +  and aggregated +
3 cm30 mm <br />0.03 m <br /> (8 cm80 mm <br />0.08 m <br />) +
dark purple +
ovoid +  and conic-ovoid +
0.8 cm8 mm <br />0.008 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
0–400 m +
flattened +
hairy +  and glabrous +
0.4 cm4 mm <br />0.004 m <br /> (4 cm40 mm <br />0.04 m <br />) +
unisexual +  and bisexual +
not +  and aggregated +
not +  and aggregated +
not +  and aggregated +
Disturbed sites, thickets, urban forests +
persistent +  and deciduous +
0.25 cm2.5 mm <br />0.0025 m <br /> (0.35 cm3.5 mm <br />0.0035 m <br />) +
18-60[-100]-flowered +
crassinucellate +
persistent +
entire +  and crenate-dentate +
undulate +, toothed +, entire +, flat +  and lobed +
fleshy +  and leathery +
inferior +  and superior +
biseriate +  and clustered +
collateral +  and apical +
1.5 cm15 mm <br />0.015 m <br /> (2.2 cm22 mm <br />0.022 m <br />) +
0.7 cm7 mm <br />0.007 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
0 (?) +  and 4 (?) +
free +  and distinct +
suborbiculate;obovate +
0.4 cm4 mm <br />0.004 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
1.4 cm14 mm <br />0.014 m <br /> (2 cm20 mm <br />0.02 m <br />) +
Flowering May–Jul +  and fruiting Aug–Nov. +
adnate +, free +, connate +  and distinct +
not arillate +
free +  and distinct +
spreading +  and reflexed +
obovate +, lanceolate +, ovate-elliptic +, oblong +, ovate +, semicircular +  and triangular +
0.1 cm1 mm <br />0.001 m <br /> (0.15 cm1.5 mm <br />0.0015 m <br />) +
Introduced +
free +  and distinct +
branched +  and simple +
1 +  and 20 +
linear;lanceolate +
not flattened +  and ovoid +
deciduous +
distinct +
basal +, lateral +, subterminal +  and terminal +
not elongate +
Amygdalus +, Armeniaca +, Cerasus +, Lauro-cerasus +, Padus +  and Persica +
Prunus lusitanica +
species +
inconspicuous +
tree +, not suckering +  and shrub +
hairy +  and glabrous +