OregonFlora: Drosera anglica

	Drosera anglica
	English sundew, great sundew, line-leaved sundew
Leaves	ascending to erect, narrowly oblong-oblanceolate to spatulate-oblong or cuneate-obovate, 10–30(50) × (2)3–5(7) mm, tapering gradually to petioles; petioles 1.5–8 cm, glabrous or sparsely glandular-hairy.
Scapes	6–18 cm.
Inflorescences	usually 1, sometimes 2, 2–7-flowered.
Flowers	calyces (4)5–6 mm, connate about 33% of length; petals 8–12 mm, white; styles usually bifid ~67% from tips.
Seeds	1–1.4 mm; black; seed coats longitudinally striate-netted, prolonged but not flattened at each end.
2n	=40.

	Drosera anglica
Distribution	[WildflowerSearch map] [BONAP county map]
Discussion	Swamps and bogs, especially in sphagnum. Flowering Jul–Sep. 800–1900 m. BW, Casc, ECas. CA, ID, WA; north to AK, east to Newfoundland and ME; Asia, Europe. Native. Drosera anglica has been known to hybridize with D. rotundifolia to form the named hybrid “species” D. × obovata, a sterile triploid. These hybrids are intermediate in nearly all morphological characters.
Source	Flora of Oregon, volume 2, page 609 Tamra Prior
Sibling taxa	D. rotundifolia
Synonyms	Drosera longifolia
Web links	Local floras: BC, CA, OR, WA Local Web sites: CalFlora, CalPhotos, Flora NW, PNW Herbaria WildflowerSearch iNaturalist (observations) USDA Plants Database LBJ Wildflower Center SEINet Plants of the World Online Encyclopedia of Life Wikipedia Google Image Search

Drosera anglica

English sundew, great sundew, line-leaved sundew

Leaves

ascending to erect, narrowly oblong-oblanceolate to spatulate-oblong or cuneate-obovate, 10–30(50) × (2)3–5(7) mm, tapering gradually to petioles;

petioles 1.5–8 cm, glabrous or sparsely glandular-hairy.

Scapes

6–18 cm.

Inflorescences

usually 1, sometimes 2, 2–7-flowered.

Flowers

calyces (4)5–6 mm, connate about 33% of length;

petals 8–12 mm, white;

styles usually bifid ~67% from tips.

Seeds

1–1.4 mm; black;

seed coats longitudinally striate-netted, prolonged but not flattened at each end.

=40.

Drosera anglica

Distribution

[WildflowerSearch map]

[BONAP county map]

Discussion

Swamps and bogs, especially in sphagnum. Flowering Jul–Sep. 800–1900 m. BW, Casc, ECas. CA, ID, WA; north to AK, east to Newfoundland and ME; Asia, Europe. Native.

Drosera anglica has been known to hybridize with D. rotundifolia to form the named hybrid “species” D. × obovata, a sterile triploid. These hybrids are intermediate in nearly all morphological characters.

Source

Flora of Oregon, volume 2, page 609
Tamra Prior

Sibling taxa

D. rotundifolia

Synonyms

Drosera longifolia

Web links