Platanthera peramoena

(A. Gray) A. Gray

Manual, 473. 1848.

Endemic
Basionym: Habenaria peramoena A. Gray Amer. J. Sci. Arts 38: 310. 1840
Treatment appears in FNA Volume 26. Treatment on page 565. Mentioned on page 552.

Plants 35–105 cm. Leaves 2–5, spreading to ascending, scattered along stem, gradually reduced to bracts distally; blade lanceolate, elliptic, oblongelliptic, or oblance-oblong, 7–27 × 1.2–5 cm. Spikes lax to dense. Flowers resupinate, showy, rose-purple; lateral sepals somewhat reflexed; petals oblong-linear to spatulate, distally crenate to entire; lip descending to somewhat porrect, deeply 3-lobed, without basal thickening, 11–20 × 12–23 mm, distal margins of lobes dentate-lacerate, rarely nearly entire, lateral lobes narrowly cuneate, middle lobe broadly cuneate-flabellate, emarginate to 2-fid; spur clavate, 20–30 mm; rostellum lobes directed forward, spreading, angular; pollinaria straight to geniculate; pollinia directed forward; viscidia orbiculate; ovary slender, 13–23 mm.


Phenology: Flowering (Jun–)Jul–Aug(–Oct).
Habitat: Alluvial forests, wet wooded flats, stream banks, seeping slopes, marshes, moist prairies, old fields and pastures, ditches, thickets
Elevation: 0–800 m

Distribution

V26 1151-distribution-map.jpg

Ala., Ark., Del., Ga., Ill., Ind., Ky., Md., Miss., Mo., N.J., N.C., Ohio, Pa., S.C., Tenn., Va., W.Va.

Discussion

Selected References

None.

Lower Taxa

None.
... more about "Platanthera peramoena"
self-pollination +
Charles J. Sheviak +
(A. Gray) A. Gray +
Habenaria peramoena +
indehiscent +
not +  and articulate +
conduplicate +  and plicate +
7 cm70 mm <br />0.07 m <br /> (27 cm270 mm <br />0.27 m <br />) +
oblance-oblong +, oblongelliptic +, elliptic +  and lanceolate +
1.2cm;5cm +
1.1 cm11 mm <br />0.011 m <br /> (2 cm20 mm <br />0.02 m <br />) +
cuneate-flabellate +, cuneate +  and dentate-lacerate +
12mm +  and 23mm +
1.1 cm11 mm <br />0.011 m <br /> (2 cm20 mm <br />0.02 m <br />) +
cuneate-flabellate +, cuneate +  and dentate-lacerate +
12mm +  and 23mm +
Ala. +, Ark. +, Del. +, Ga. +, Ill. +, Ind. +, Ky. +, Md. +, Miss. +, Mo. +, N.J. +, N.C. +, Ohio +, Pa. +, S.C. +, Tenn. +, Va. +  and W.Va. +
0–800 m +
3-merous +, sessile +  and pedicellate +
rose-purple +
ellipsoid;cylindric +
Alluvial forests, wet wooded flats, stream banks, seeping slopes, marshes, moist prairies, old fields and pastures, ditches, thickets +
lateral +  and terminal +
petiolate +, sessile +  and simple +
2 (?) +  and 5 (?) +
reduced +
porrect +  and descending to somewhat +
emarginate +  and 2-fid +
larger +
entire +  and fringed +
differing in form and color +
slender +
1.3 cm13 mm <br />0.013 m <br /> (2.3 cm23 mm <br />0.023 m <br />) +
1-many-flowered +  and cymose +
pendent +  and erect +
Flowering (Jun–)Jul–Aug(–Oct). +
aerial +  and subterranean +
lancefusiform +
slender +
spreading +  and directed +
minute +
free +, distinct +, adnate +  and connate +
foliaceous +
not +  and alike +
clavate +
2 cm20 mm <br />0.02 m <br /> (3 cm30 mm <br />0.03 m <br />) +
leafless +  and leafy +
pendent +  and erect +
proliferous +
thickened +  and stout +
concave +  and convex +
Platanthera peramoena +
Platanthera +
species +
orbiculate +
aquatic +, lithophytic +, terrestrial +  and epiphytic +
saprophytic +, photosynthetic +  and mycotrophic +
erect to somewhat +