Flora of North America species comparison

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Euphrasia mollis

subalpine eyebright
Stems

simple, rarely branched, to 16 cm;

branches 1 or 2 pairs, from basal cauline nodes;

cauline internode lengths (1–)2–6 times subtending leaves.
Leaves

blade ovate to orbiculate, 2–6 mm, margins incised-crenate, teeth 1–4(or 5) pairs, apices obtuse to subacute.
Inflorescences

beginning at node 2–5, proximal internode lengths 0.5–1.5(–2.5) times bracts;

bracts green, sometimes purplish adaxially, broader than leaves, ovate to obovate, length not more than 2 times width, 4–6(–8) mm, surfaces densely hirsute and hairs eglandular, teeth 4 or 5(or 6) pairs, as long as wide, apices acute.
Flowers

corolla yellow, adaxial lip sometimes lilac, 4–5.5 mm, abaxial lip slightly exceeding adaxial.
Capsules

oblong to elliptic, 4–5(–6) mm, apex slightly retuse.

Euphrasia mollis
Phenology Flowering summer.
Habitat e Asia (Japan, Russian Far East [Commander, Kamchatka, and Kuril islands])..
Elevation 0–500 m. (0–1600 ft.)
Distribution
from FNA
AK; e Asia (Japan, Russian Far East [Commander, Kamchatka, and Kuril islands])
[BONAP county map]
Source FNA vol. 17, p. 499.
Parent taxa Orobanchaceae > Euphrasia
Sibling taxa
E. arctica, E. disjuncta, E. farlowii, E. frigida, E. hudsoniana, E. micrantha, E. nemorosa, E. oakesii, E. ostenfeldii, E. randii, E. salisburgensis, E. stricta, E. subarctica, E. suborbicularis, E. tetraquetra, E. vinacea, E. wettsteinii
Synonyms E. officinalis var. mollis, E. arctica var. mollis
Name authority (Ledebour) Wettstein: Monogr. Euphrasia, 141. (1896)
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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