Cycas balansae Warb.
  • Monsunia


Cite taxon page as 'WFO (2020): Cycas balansae Warb. Published on the Internet;http://www.worldfloraonline.org/taxon/wfo-0000631497. Accessed on: 29 Oct 2020'

General Information

Trunk subterranean, to 40 × 35 cm above ground; bark dark brown, densely scaly. Leaves 5-20(-30), 1-pinnate, 1.5-3 m × 40-60 cm; petiole green in 1st year, 20-70 cm, subterete, with 10-25 spines 3-8 mm along each side, 2-6 cm apart; leaf blade oblong, flat; leaflets in 20-75 pairs, longitudinally inserted 1-3 cm apart at 60-100° to rachis, straight, 20-38 × (1.2-)1.8-2.5 cm, papery, base constricted into a very short petiolule, margin flat or somewhat undulate, apex long acuminate. Cataphylls triangular, 4-6 × 1.2-1.5 cm, brown tomentose. Pollen cones subcylindric, 15-25 × 4-7 cm; microsporophylls broadly cuneate, 1.4-1.7 cm × 7-10 mm, pale brown tomentose abaxially, apex of median microsporophylls shortly acute, blunt. Megasporophylls 5-15(-20), loosely grouped, 9-13 cm, pale brown tomentose, glabrescent; stalk 5-7 cm; sterile blade broadly ovate, subcordate, or rarely obovate, 3.5-5.5 × 2.5-5 cm, deeply divided into 15-25 subulate, pointed lobes 2-3.5 cm, terminal lobe somewhat flattened, 2.5-4 cm; ovules 2 or 3 on each side of distal part of stalk, glabrous. Seeds often 2, yellowish when fresh, brown when dry, broadly ovoid or ellipsoid, 1.8-2.7 × 1.5-2.5 cm; sclerotesta smooth. Pollination Mar-May, seed maturity Sep-Nov.

  • Provided by: [B].Flora Of CHina @ efloras.org
    • Source: [
    • 1
    • ]. 

     Information From

    Cycadaceae
    World Flora Online Data. 2017.
    • A CC0 1.0 Universal (CC0 1.0).
    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.
    • B Missouri Botanical Garden
    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
    https://www.iucn.org/
    IUCN 2016. IUCN Red List of Threatened Species. Version 2016-2
    • D All Rights Reserved
    International Union for Conservation of Nature v.3
    https://www.iucnredlist.org/
    IUCN 2019. The IUCN Red List of Threatened Species. Version 2019-1.
    • E See IUCN Terms and conditions of use http://www.iucnredlist.org/info/terms-of-use