OF THE CAROLINAS & GEORGIA

Spermatophytes (seed plants): Angiosperms (flowering plants): Monocots: Asparagales

WEAKLEY'S FLORA (11/30/12):
Platanthera orbiculata   FAMILY Orchidaceae   NEW! Click to go to FSUS key


(?) PLANTS NATIONAL DATABASE:
Platanthera orbiculata   FAMILY Orchidaceae

SYNONYMOUS WITH Synthesis of the North American Flora (Kartesz, 1999)
Platanthera orbiculata var. orbiculata

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 049-03-007:
Habenaria orbiculata   FAMILY Orchidaceae

SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933, 1938)
Lysias orbiculata

 

COMMON NAME:
Large Round-leaved Orchid, Dinner-plate Orchid


         To see larger pictures, click or hover over the thumbnails.

image of Platanthera orbiculata, Large Round-leaved Orchid, Dinner-plate Orchid

USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913    pnd_lyor_001_lvd

        

image of Platanthera orbiculata, Large Round-leaved Orchid, Dinner-plate Orchid

Terry Holdsclaw    tdh_p_orbiculata

June    Wautauga County    NC

Flowering scape arises between a pair of distinctive flat rounded basal lvs, per Wild Flowers of NC, 2nd edition.

 

WEAKLEY'S FLORA (11/30/12):
Platanthera orbiculata   FAMILY Orchidaceae

(?) PLANTS NATIONAL DATABASE:
Platanthera orbiculata   FAMILY Orchidaceae

SYNONYMOUS WITH Synthesis of the North American Flora (Kartesz, 1999)
Platanthera orbiculata var. orbiculata

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 049-03-007:
Habenaria orbiculata   FAMILY Orchidaceae

SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933, 1938)
Lysias orbiculata

 

Find by SCIENTIFIC NAME:

2853

Forb

Native to North Carolina

Habitat: Moist hardwood forests and seeps, especially over mafic, calcareous, or other more nutrient-rich substrates, per Weakley's Flora

map
NEW! Click here to see a map from Weakley's Flora of the Southeastern US showing range and abundance.

Click here to see a map showing all occurrences known to SERNEC, a consortium of southeastern herbaria. (Zoom in to see more detail.)

LEAVES:
Simple
Basal (1-2)

FLOWER:
Summer/Fall
Greenish-white
Pedicel 1.5-2.5cm long
Bilaterally symmetrical
3 sepals, two lateral and one dorsal
3 petals, the two lateral similar and a third (the lip) enlarged
stamens and pistil fused together into a column
Inferior ovary

Raceme

FRUIT:
Summer/Fall
Capsule

 

TO LEARN MORE about this plant, look it up in a good book!



 


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