Thladiantha dubia Bunge
  • Enum. Pl. China Bor.
  • Manchu tuber gourd, red hailstone, thladianthe douteuse

Cite taxon page as 'WFO (2021): Thladiantha dubia Bunge. Published on the Internet; Accessed on: 20 Jun 2021'

General Information

Plants climbing, herbaceous, pale yellow pubescent-hirsute. Roots tuberous. Stems robust, angular-sulcate. Petiole robust, 2-6 cm; leaf blade broadly ovate-cordate, 5-8 × 4-9 cm, both surfaces scabrous, hirsute on veins, basal lateral veins along margin of blade base, base cordate, margin irregularly dentate, apex acute or shortly acuminate; sinus deep, suborbicular or semicircular, 1-1.5 cm deep, 1.5-3 cm wide. Tendrils filiform, simple. Male flowers solitary or several congested on short rachis into pseudoraceme; pedicel filiform, 1.5-3.5 cm, pubescent; calyx tube very short, subrotate, 3-4 × 7-8 mm; segments reflexed, lanceolate, 12-13 × 2-3 mm; stamens 4 connected in pairs and 1 free, 2-2.5 mm, puberulent; anthers ovoid, ca. 2 mm; rudimentary ovary semiglobose. Female flowers solitary; pedicels slender, 1-2 cm, pubescent; calyx and corolla as in male flowers; staminodes 5; ovary oblong, 5-8 mm, densely pale yellow pubescent; style 3-fid; stigma enlarged, reniform, 2-lobed. Fruit orange-yellow, ovoid-oblong, 4-5 cm × ca. 28 mm, pubescent, with 10 longitudinal striae, base slightly attenuate. Seeds black, ovate, 4-4.3 × 2.5-3 mm, ca. 1.5 mm thick, smooth. Fl. Jun-Aug, fr. Aug-Oct.

  • Provided by: [C].Flora Of CHina @
    • Source: [
    • 1
    • ]. 

    Leaf blades 5–10 × 4–9 cm, base cordate, apex short-acuminate, surfaces hirsutulous. Inflorescences: peduncle 5–15 mm. Flowers: hypanthium 2–4 mm; sepals recurving, 12–13 mm; petals ca. 25 mm, apex acute. Pepos 4–5 cm, surface with 10 obscure furrows. 2n = 18.

  • Provided by: [B].Flora of North America @
    • Source: [
    • 2
    • ]. 

    "A dioecious Asiatic vine with cordate-ovate lvs, axillary yellow fls 1.5–2.5 cm, and with strongly ribbed and cross-ribbed ellipsoid fr 5 cm, occasionally escapes in s. Can.and n. N. Engl."

  • Provided by: [D].New York Botanical Garden
    • Source: [
    • 3
    • ]. 

    Other Local Names

    Manchu tuber gourd, red hailstone, thladianthe douteuse

     Information From

    World Flora Online Data. 2017.
    • A CC0 1.0 Universal (CC0 1.0).
    Flora of North America @
    'Flora of North America @ eFloras (2008). Published on the Internet [accessed August 2016]' Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
    • B Flora of North America Association
    Flora Of CHina @
    'Flora of China @ eFloras (2008). Published on the Internet [accessed August 2016]' Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
    • C Missouri Botanical Garden
    New York Botanical Garden
    Descriptions of plants should be attributed to the full citation for each individual article, chapter or book that is the source for each record, which should include the authors of original publication.
    • D Content licensed under Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License
    World Flora Online consortium
    World Flora Online Data. 2018.
    • E CC0 1.0 Universal (CC0 1.0).