Erica vagans

Linnaeus

Erica, 10. 1770 ,.

Common names: Cornish heath
Introduced
Treatment appears in FNA Volume 8. Treatment on page 493. Mentioned on page 492.

Plants decumbent or ascending, 30–60 cm; twigs of current season green, glabrous, ridged from decurrent leaf-bases, older twigs light-brown, glabrous, rough from raised leaf-scars. Leaves in whorls of 4–5; petiole 0.5–1 mm; blade linear-lanceolate, compressed-triangular in cross-section, 4.5–6 × 1 mm, margins revolute, ciliate, surfaces glabrous, grooved abaxially. Inflorescences terminal or lateral racemes, ovoid to oblong, 5–10 cm. Pedicels 5–8 mm, glabrous; (bracteoles 2, in basal third, 0.4–0.6 mm, scarious). Flowers: calyx lobes elliptic, 1 × 0.5 mm, margins ciliate, apex obtuse, glabrous; corolla pink or white, broadly campanulate, 2.5–3.5 mm, lobes deltate, 0.5 mm, apex obtuse; stamens 10; filaments 1.5–2 mm; anthers not awned, 0.5–0.8 mm; ovary glabrous; style 3.5–4.5 mm; stigma exserted, filiform, (glabrous). Capsules 1–2 mm, hairy. Seeds ellipsoid, 0.6 × 0.5 mm, finely pitted. 2n = 24.


Phenology: Flowering late spring–summer.
Habitat: Sandy, acidic, upland sites in old pastures and roadsides
Elevation: 0-50 m

Distribution

V8 962-distribution-map.gif

Introduced; Mass., Pa., w Europe

Discussion

The Massachusetts records of Erica vagans are dated 1915 to 1921, from Nantucket Island.

Selected References

None.

Lower Taxa

None.

"entire" is not a number.

... more about "Erica vagans"
0.05 cm0.5 mm <br />5.0e-4 m <br /> (0.08 cm0.8 mm <br />8.0e-4 m <br />) +
Gordon C. Tucker +
Linnaeus +
dehiscent +
subterminal +
oblong +
furrowed +  and smooth +
not flaky +
0.45 cm4.5 mm <br />0.0045 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
compressed-triangular;linear-lanceolate +
coriaceous +
1 cm10 mm <br />0.01 m <br /> (?) +
0.5 cm5 mm <br />0.005 m <br /> (?) +
0.1 cm1 mm <br />0.001 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
Cornish heath +
white +  and pink +
rotate to crateriform campanulate cylindric globose or urceolate +
0.25 cm2.5 mm <br />0.0025 m <br /> (0.35 cm3.5 mm <br />0.0035 m <br />) +
Mass. +, Pa. +  and w Europe +
0-50 m +
undifferentiated +
fusiform +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
pendulous +  and erect +
loculicidal +
ellipsoid +
Sandy, acidic, upland sites in old pastures and roadsides +
multicellular +
axillary +  and terminal +
ovoid +  and oblong +
5 cm50 mm <br />0.05 m <br /> (10 cm100 mm <br />0.1 m <br />) +
persistent +
deltate +
revolute;plane;toothed;entire;revolute;plane;toothed;entire +
parietal +, axile +  and placentation +
tenuinucellate +  and unitegmic +
10-30-flowered +
0.5 cm5 mm <br />0.005 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
4 +  and 5 +
reduced +
not sticky +
0.05 cm0.5 mm <br />5.0e-4 m <br /> (0.1 cm1 mm <br />0.001 m <br />) +
Flowering late spring–summer. +
4-5-carpellate +
subterminal +
10-30-flowered +
distinct +
0.6 cm6 mm <br />0.006 m <br /> (?) +
ellipsoid +
0.5 cm5 mm <br />0.005 m <br /> (?) +
distinct +
4 +  and 5 +
Introduced +
exserted +  and included +
procumbent +  and prostrate +
creeping +  and sprawling +
creeping +, spreading +  and erect +
peltate +  and capitate +
filiform +
straight +
exserted +  and included +
0.35 cm3.5 mm <br />0.0035 m <br /> (0.45 cm4.5 mm <br />0.0045 m <br />) +
Undefined tribe Empetraceae +
Erica vagans +
species +
foveolate +  and reticulate +
light-brown +
10-30-flowered +
achlorophyllous +  and chlorophyllous +
evergreen +, deciduous +  and perennial +
heterotrophic +, autotrophic +  and mycotrophic +
ascending +  and decumbent +