Amerorchis

Hultén

Ark. Bot., n. s. 7: 34. 1968.

Common names: Round-leaved orchis amérorchis Amérorchis à feuille ronde
Etymology: America plus orchis, from the American distribution of this close relative of Eurasian Orchis
Treatment appears in FNA Volume 26. Treatment on page 550. Mentioned on page 496.

Herbs, perennial, rather succulent. Roots scattered along rhizome, slender, fleshy. Stems scapose. Leaves solitary, basal, spreading, conduplicate; petioles inconspicuous, sheathing or clasping stem; blade orbiculate to broadly elliptic, ovate, obovate, or lance or oblance-elliptic. Inflorescences terminal, solitary spikes, lax; floral bracts foliaceous. Flowers few to several, resupinate, showy; lip spurred at base, deeply 3-lobed, middle lobe notched, margins entire to crenate or erose; pollinaria 2; pollinia 2; viscidia within single 2-lobed bursicle; stigma flat, narrowly reniform to obcordate, ends flanking bursicle. Fruits capsules.

Distribution

North America

Discussion

Species 1.

Selected References

None.

... more about "Amerorchis"
self-pollination +
Charles J. Sheviak +  and Paul M. Catling +
Hultén +
indehiscent +
not +  and articulate +
conduplicate +  and plicate +
obovate +, ovate +, orbiculate +  and broadly elliptic +
Round-leaved orchis +, amérorchis +  and Amérorchis à feuille ronde +
North America +
America plus orchis, from the American distribution of this close relative of Eurasian Orchis +
3-merous +, sessile +  and pedicellate +
few;several +
lateral +  and terminal +
petiolate +, sessile +  and simple +
duplicate +, convolute +, whorled +, opposite +, distichous +  and alternate +
cauline +  and basal +
reduced +
3-lobed +
larger +
entire +  and crenate +
differing in form and color +
1-many-flowered +  and cymose +
pendent +  and erect +
clasping +  and sheathing +
inconspicuous +
Ark. Bot., n. s. +
aerial +  and subterranean +
slender +
minute +
free +, distinct +, adnate +  and connate +
foliaceous +
not +  and alike +
pendent +  and erect +
proliferous +
thickened +  and stout +
narrowly reniform +  and obcordate +
Amerorchis +
Orchidaceae (tribe Orchideae) subtribe Orchidinae +
aquatic +, lithophytic +, terrestrial +  and epiphytic +
saprophytic +, photosynthetic +  and mycotrophic +