Polystachya valentina la Croix & P.J.Cribb
  • Kew Bull.


Cite taxon page as 'WFO (2020): Polystachya valentina la Croix & P.J.Cribb. Published on the Internet;http://www.worldfloraonline.org/taxon/wfo-0000280680. Accessed on: 06 Jun 2020'

Morphology

Small lithophytic herb with pseudobulbs clustered on a short rhizome.

  • Provided by: [B].Plants Of the World Online Portal - FZ
    • Source: [
    • 1
    • ]. 

    Pseudobulbs c. 15 × 10 mm, conical to pyriform with 1 node, 4–5-leaved.

  • Provided by: [B].Plants Of the World Online Portal - FZ
    • Source: [
    • 1
    • ]. 

    Leaves 4–7 × 0.7–1.2 cm, narrowly elliptic, dark green with purple edges, the lowest 1–2 leaves small and sheathing.

  • Provided by: [B].Plants Of the World Online Portal - FZ
    • Source: [
    • 1
    • ]. 

    Inflorescence (floral axis) 7.5–12 cm tall, simple, 6–10-flowered; peduncle densely pubescent with 1–2 sterile bracts about the middle; rhachis shorter than the peduncle, pubescent; bracts 5–6 mm long, ± triangular, ciliate.

  • Provided by: [B].Plants Of the World Online Portal - FZ
    • Source: [
    • 1
    • ]. 

    Flowers pale to deep pink or plum-coloured; lip white, the side lobes veined with purple, callus with a brown spot.

  • Provided by: [B].Plants Of the World Online Portal - FZ
    • Source: [
    • 1
    • ]. 

    Pedicel and ovary 5–7 mm long, pubescent.

  • Provided by: [B].Plants Of the World Online Portal - FZ
    • Source: [
    • 1
    • ]. 

    Sepals pubescent on the outside; dorsal sepal 9 × 3 mm, lanceolate, acute; lateral sepals 10 × 5 mm, obliquely triangular, acute, keeled on the outside, forming with the column foot an obliquely conical mentum.

  • Provided by: [B].Plants Of the World Online Portal - FZ
    • Source: [
    • 1
    • ]. 

    Petals 8 × 1.5 mm, oblanceolate, acute.

  • Provided by: [B].Plants Of the World Online Portal - FZ
    • Source: [
    • 1
    • ]. 

    Lip 8–10 mm long, much recurved and difficult to flatten, 3-lobed; mid-lobe c. 4 × 4 mm, ovate, acute, rugulose; side lobes erect, auriculate; callus V-shaped or heart-shaped, outlined by yellow clavate hairs and with a brown spot at the apex of the V.Column stout, 1–2 mm long.

  • Provided by: [B].Plants Of the World Online Portal - FZ
    • Source: [
    • 1
    • ]. 

     Information From

    Orchidaceae
    • A CC0 1.0 Universal (CC0 1.0).
    Plants Of the World Online Portal - FZ
    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
    • B
    World Flora Online consortium
    http://www.worldfloraonline.org/organisation/WFO
    World Flora Online Data. 2018.
    • C CC0 1.0 Universal (CC0 1.0).
    International Union for Conservation of Nature v.3
    https://www.iucnredlist.org/
    IUCN 2019. The IUCN Red List of Threatened Species. Version 2019-1.
    • D See IUCN Terms and conditions of use http://www.iucnredlist.org/info/terms-of-use
    International Union for Conservation of Nature
    https://www.iucn.org/
    IUCN 2016. IUCN Red List of Threatened Species. Version 2016-2
    • E All Rights Reserved