Scleria parvula Steud.
  • Syn. Pl. Glumac.


Cite taxon page as 'WFO (2020): Scleria parvula Steud. Published on the Internet;http://www.worldfloraonline.org/taxon/wfo-0000552144. Accessed on: 17 Feb 2020'

General Information

Annuals. Roots fibrous. Rhizomes short or not well developed, thick. Culms tufted, 40-60 cm tall, slender, 3-angled, smooth, glabrous. Leaves cauline; sheaths at culm base glabrous, barely winged, bladeless or with a short blade; sheaths at middle and apical part of culm narrowly winged, villous and more densely so near contraligules; contraligule semicircular, apex obtuse; leaf blade linear, 3.5-5.5 mm wide but apically attenuate, papery, both surfaces hairy or only on 2 lateral veins of abaxial surface, margins scabrous, apex slightly obtuse to acute. Involucral bracts leaflike, basalmost to 20 cm, sheathing, opening of sheath with dense brown pubescence; bractlets setaceous, as long as or slightly longer than spikelet. Inflorescences paniculate, with 2-4 branches; branches 1.2-3 cm, distant, with few spikelets. Spikelets narrowly ovoid, 4-5 mm, mostly unisexual; female spikelets with 4 or 5 glumes and 1 female flower; male spikelets with 7-9 or more glumes. Glumes deeply straw-colored to brownish purplish, ovate to lanceolate, keeled, apex acute and apiculate. Perianth lobes acute at apex. Male flowers: stamens 2 or 3. Female flowers: ovary subspherical, glabrous. Disk yellowish white, 1/4-1/3 height of nutlet, slightly 3-lobed; lobes ovoid-triangular to subglobose, margin reflexed, apex acute. Nutlet subspherical to obovoid-spherical, 2.8-3 × 1.8-2 mm, pitted with regular longitudinally elongate lacunae, glabrous, apex with a yellowish white tip. Fl. and fr. Jul-Oct.

  • Provided by: [C].Flora Of CHina @ efloras.org
    • Source: [
    • 6
    • ]. 

    Morphology

    Leaves up to 6 mm. wide

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

    Lateral panicles 1–3 together, pendulous, on long slender peduncles

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

    Annual

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

    Ecology

    In seasonally swampy grassland and stream-sides.

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

      Bibliography

     Information From

    Cyperaceae
    • A CC0 1.0 Universal (CC0 1.0).
    Plants Of the World Online Portal - FWTA
    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 The Trustees of the Royal Botanic Gardens, Kew
    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.
    • C Missouri Botanical Garden
    World Flora Online consortium
    http://www.worldfloraonline.org/organisation/WFO
    World Flora Online Data. 2018.
    • D CC0 1.0 Universal (CC0 1.0).