Hetaeria Blume
  • Bijdr. Fl. Ned. Ind. 8: 409. 1825. (20 Sept.-7 Dec. 1825)


Cite taxon page as 'WFO (2020): Hetaeria Blume. Published on the Internet;http://www.worldfloraonline.org/taxon/wfo-4000017653. Accessed on: 28 Oct 2020'

General Information

Herbs, terrestrial. Rhizome ascending, elongate, several noded, fleshy; roots arising from rhizome nodes, elongate, fleshy, pubescent. Stem glabrous, leafy. Leaves subrosulate or scattered along stem, narrowly ovate to elliptic, usually asymmetric, membranous to slightly fleshy, with a petiole-like base dilating into tubular amplexicaul sheath. Inflorescence pubescent, with a few scattered sheathing sterile bracts and several to many flowers in a terminal raceme. Flowers not resupinate; ovary not (or rarely slightly) twisted, glabrous or pubescent. Sepals free, similar, outer surface glabrous or pubescent; lateral sepals embracing base of lip. Petals connivent with dorsal sepal and forming inverted hood, usually narrower than sepals, membranous; lip adnate to margin of column, 2-partite or with a short mesochile and 3-partite; hypochile concave, saccate or cupular, containing 1 to several papillose, warty or lamellate calli on either side of midvein; mesochile (when present) with involute margin; epichile entire and tapering or 2-lobed. Column short, with thin to fleshy winglike appendages at apical margin; anther ovoid, 2-locular; pollinia 4, in 2 pairs, clavate, granular-farinaceous, basally attenuate into short caudicles, attached to solitary ovate viscidium; rostellum erect, relatively long, bifid; stigma lobes separate and placed at apical corners of column. Capsule erect, fusiform.

  • Provided by: [A].Flora Of CHina @ efloras.org
    • Source: [
    • 7
    • ]. 

    Morphology

    Column short, nearly as broad as long, with 2 parallel wing-like keels on the front; anther short; rostellum short and acute, or elongate, or linear-spathulate and obtuse; stigmas 2, convex, occasionally close together.

  • Provided by: [C].Plants Of the World Online Portal - FTEA
    • Source: [
    • 6
    • ]. 

    Lip concave, shallow, narrowed towards apex, basal part containing various glands and papillae

  • Provided by: [C].Plants Of the World Online Portal - FTEA
    • Source: [
    • 6
    • ]. 

    Flowers usually non-resupinate, less than 1 cm. long

  • Provided by: [C].Plants Of the World Online Portal - FTEA
    • Source: [
    • 6
    • ]. 

    Dorsal sepal and petals forming a hood; lateral sepals enclosing the saccate base of lip

  • Provided by: [C].Plants Of the World Online Portal - FTEA
    • Source: [
    • 6
    • ]. 

    Leaves variously arranged along stem, frequently with a long petiole arising from the persistent sheathing base, lanceolate, glabrous, soft, thin, varying shades of green

  • Provided by: [C].Plants Of the World Online Portal - FTEA
    • Source: [
    • 6
    • ]. 

    Inflorescence many-flowered

  • Provided by: [C].Plants Of the World Online Portal - FTEA
    • Source: [
    • 6
    • ]. 

    Terrestrial herbs up to 60 cm. high when flowering, not very rigid, with very slender creeping rhizomatous rootstock, often decumbent at base

  • Provided by: [C].Plants Of the World Online Portal - FTEA
    • Source: [
    • 6
    • ]. 

      Bibliography

     Information From

    Flora Of CHina @ efloras.org
    http://www.efloras.org/flora_page.aspx?flora_id=2
    'Flora of China @ eFloras (2008). Published on the Internet http://www.efloras.org/flora_page.aspx?flora_id=2 [accessed August 2016]' Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
    • A Missouri Botanical Garden
    Orchidaceae
    • B CC0 1.0 Universal (CC0 1.0).
    Plants Of the World Online Portal - FTEA
    https://www.kew.org/science/who-we-are-and-what-we-do/strategic-outputs-2020/plants-of-the-world-online
    http://www.plantsoftheworldonline.org/terms-and-conditions
    • C
    World Flora Online consortium
    http://www.worldfloraonline.org/organisation/WFO
    World Flora Online Data. 2018.
    • D CC0 1.0 Universal (CC0 1.0).