Malaxis monophyllos var. monophyllos

Common names: Eurasian white adder’s-mouth
Synonyms: Malaxis diphyllos Chamisso Malaxis monophyllos var. diphyllos
Treatment appears in FNA Volume 26. Treatment on page 629. Mentioned on page 496, 627.

Plants 3–25 cm. Pseudobulbs 4–10 mm diam. Leaves 1–2(–3), subopposite, yellow-green, oblong-elliptic, base sheathing stem, apex acute; blade 2–10 × 0.5–4.1 cm. Inflorescences: floral bracts lanceolate, 1–4 mm; pedicels 2.5–4.5 mm. Flowers not resupinate, green, yellowish green, or yellow; dorsal sepal slightly reflexed, ovate-lanceolate, 2.5–2.8 × 0.9–1.4 mm, margins revolute, apex acuminate; lateral sepals slightly reflexed, lanceolate, 1.5–2.5 × 0.9–1.4 mm, apex acuminate; petals strongly reflexed, filiform to narrowly linear, 1.8–2.2 × 0.3–0.4 mm, apex rounded; lip ovate, concave, 3-lobed, middle lobe ovate, 1.5–2.5 × 1–2 mm, apex acuminate, lateral lobes basal, curved up on either side of middle lobe, narrow, short; column greenish yellow to yellow, 0.5–0.8 × 0.5–0.8 mm. 2n = 30 (Eurasia).


Phenology: Flowering summer.
Habitat: Moist or dry slopes or banks, shaded or open, bogs and conifer woods
Elevation: 0–400 m

Distribution

V26 1286-distribution-map.jpg

B.C. (Queen Charlotte Islands), Alaska, Eurasia.

Discussion

Lower Taxa

None.
Paul M. Catling +  and Lawrence K. Magrath +
(Linnaeus) Swartz +
Ophrys monophyllos +
Eurasian white adder’s-mouth +
B.C. (Queen Charlotte Islands) +, Alaska +  and Eurasia. +
0–400 m +
Moist or dry slopes or banks, shaded or open, bogs and conifer woods +
Flowering summer. +
Kongl. Vetensk. Acad. Nya Handl. +
beese1983a +
Malaxis diphyllos +  and Malaxis monophyllos var. diphyllos +
Malaxis monophyllos var. monophyllos +
Malaxis monophyllos +
variety +