Difference between revisions of "Platanthera leucophaea"
Gen. Sp. Orchid. Pl., 294. 1835.
FNA>Volume Importer |
FNA>Volume Importer |
||
Line 7: | Line 7: | ||
|year=1835 | |year=1835 | ||
}} | }} | ||
− | |basionyms={{Treatment/ID/ | + | |basionyms={{Treatment/ID/Basionym |
|name=Orchis leucophaea | |name=Orchis leucophaea | ||
|authority=Nuttall | |authority=Nuttall | ||
+ | |publication_title=Trans. Amer. Philos. Soc., n. s. | ||
+ | |publication_place=5: 161. 1834 | ||
}} | }} | ||
|synonyms={{Treatment/ID/Synonym | |synonyms={{Treatment/ID/Synonym | ||
Line 55: | Line 57: | ||
|publication year=1835 | |publication year=1835 | ||
|special status= | |special status= | ||
− | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/ | + | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f6b125a955440c0872999024f038d74684f65921/coarse_grained_fna_xml/V26/V26_1155.xml |
|subfamily=Orchidaceae subfam. Orchidoideae | |subfamily=Orchidaceae subfam. Orchidoideae | ||
|tribe=Orchidaceae tribe Orchideae | |tribe=Orchidaceae tribe Orchideae |
Revision as of 19:29, 24 September 2019
Plants 32–112 cm. Leaves several to many, ascending, scattered along stem, imperceptibly reduced to bracts distally; blade lanceolate to ovate-lanceolate, usually to 20 × 4 cm. Spikes lax to moderately dense. Flowers resupinate, showy, corolla white, calyx green to whitish green; lateral sepals porrect; petals obovate to rarely flabellate, apically lacerate; lip descending to horizontally projecting, deeply 3-lobed, without basal thickening, 14–22 × 15–29 mm, distal margins of lobes deeply incised, fringed, lateral lobes flabellate, usually broad, overlapping middle lobe, middle lobe flabellate, sometimes very broadly, emarginate; spur slenderly clavate, 28–47 mm; rostellum lobes nearly parallel, directed downward, short, rounded; pollinaria geniculate; pollinia directed forward (column appearing hooded), remaining enclosed in anther sacs; viscidia orbiculate; ovary slender, mostly 15–30 mm. 2n = 42.
Phenology: Flowering Jun–Aug.
Habitat: Mesic to wet prairies, marshes, fens, lake shores, old fields
Elevation: 80–300 m
Distribution
Ont., Ill., Ind., Iowa, La., Maine, Mich., Mo., Nebr., N.J., N.Y., Ohio, Okla., Va., Wis.
Discussion
Of conservation concern.
A very rare hybrid with Platanthera psycodes, known only from Ontario, is P. ×reznicekii Catling, Brownell & G. Allen.
See the discussion under 22. Plantanthera praeclara.
Selected References
None.