Euphrasia nemorosa

(Persoon) Wallroth

Annus Bot., 81. 1815.

Common names: Common eyebright euphraise des bois
Introduced
Basionym: Euphrasia officinalis var. nemorosa Persoon
Synonyms: E. canadensis F. Townsend
Treatment appears in FNA Volume 17. Treatment on page 497. Mentioned on page 492, 494, 499.
Revision as of 02:37, 29 July 2019 by FNA>Volume Importer
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)

Stems simple or branched, to 25(–42) cm; branches 1–7 pairs, from middle or distal cauline nodes; cauline internode lengths 2–3 times subtending leaves. Leaves: blade oval to oblong or ovate, 2–10 mm, margins serrate, teeth 1–5(or 6) pairs, apices subacute, sometimes aristate. Inflorescences sparsely spicate, not 4-angled, beginning at node (7–)10–12; bracts green, sometimes purplish adaxially, broader than leaves, oblong to ovate, length not more than 2 times width, 5–8 mm, not glossy, margins ciliate, surfaces glabrous or hirsute and hairs eglandular, teeth 4–6 pairs, longer than wide, apices acute to long-aristate. Flowers: corolla white to lilac, 5–7.5(–8.5) mm, lips +/- equal. Capsules narrowly oblong, 4–5.5 mm, apex truncate to retuse. 2n = 44 (England).


Phenology: Flowering early summer–fall.
Habitat: Dry or moist, grassy, gravelly, or sandy places, pastures, roadsides, cliff ledges, wood margins, coastal or inland.
Elevation: 0–1300 m.

Distribution

St. Pierre and Miquelon, Alta., B.C., N.B., N.S., Ont., P.E.I., Que., Alaska, Maine, Mich., Minn., N.H., Oreg., Vt., Wash., n, c Europe.

Discussion

Selected References

None.

Lower Taxa

None.
... more about "Euphrasia nemorosa"
Galina Gussarova +
(Persoon) Wallroth +
Euphrasia officinalis var. nemorosa +
Common eyebright +  and euphraise des bois +
St. Pierre and Miquelon +, Alta. +, B.C. +, N.B. +, N.S. +, Ont. +, P.E.I. +, Que. +, Alaska +, Maine +, Mich. +, Minn. +, N.H. +, Oreg. +, Vt. +, Wash. +, n +  and c Europe. +
0–1300 m. +
Dry or moist, grassy, gravelly, or sandy places, pastures, roadsides, cliff ledges, wood margins, coastal or inland. +
Flowering early summer–fall. +
Annus Bot., +
Introduced +
E. canadensis +
Euphrasia nemorosa +
Euphrasia +
species +