Ontario Wildflowers website

Large Round Leaf Orchid
Platanthera macrophylla
(formerly Habenaria orbiculata)

Large Round Leaf Orchid (Platanthera macrophylla) Other common names: Large Round-Leaved Orchid, Large Round-Leaved Orchis

Other scientific names: Habenaria orbiculata, Habenaria macrophylla, Lysias orbiculata, Orchis orbiculata

French names: Habénaire à feuilles orbiculaires

Family: Orchid Family (Orchidaceae)

Group: Orchids

Distinctive features: Ver large round leaves lying flat on the ground.

Flowers: Summer;  White;  Irregular flowers

Leaves: Alternate, Simple, Entire

Habitat: Forests

Books: Newcomb's Wildflower Guide: 22    Peterson's Field Guide to Wildflowers: 16   

Native/Non-native: Native

Origin and Meaning of Names:
 Scientific Name: macrophylla: large-leavedorbiculata: rounded


Photographs: 519 photographs available, of which 6 are featured on this page. SCROLL DOWN FOR PHOTOGRAPHS.

Range Map is at the bottom of the page

Large Round Leaf Orchid (Platanthera macrophylla)

A view of the whole plant, showin the large round leaves flat against the ground, the soike of greenish flowers, and the spruce woodland habitat.

Large Round Leaf Orchid (Platanthera macrophylla)

Another plant.

Large Round Leaf Orchid (Platanthera macrophylla)

Closer view of the flower spike.

Large Round Leaf Orchid (Platanthera macrophylla)

The flowers of Large Round Leaf Orchid.

Large Round Leaf Orchid (Platanthera macrophylla)

Closeup view of the distinctive round leaves.

Large Round Leaf Orchid (Platanthera macrophylla)


Range map for Large Round Leaf Orchid (Platanthera macrophylla)

PLEASE NOTE: A coloured Province or State means this species occurs somewhere in that Province/State.
The entire Province/State is coloured, regardless of where in that Province/State it occurs.

(Range map provided courtesy of the USDA website and is displayed here in accordance with their Policies)