Haagea schwarzii

Description

Family Begoniaceae

Perennial succulent herbs, very rarely subshrubs . Stem erect , frequently rhizomatous , or plants tuberous and either acaulescent or shortly stemmed, rarely lianoid or climbing with adventitious roots , or stoloniferous . Leaves simple , rarely palmately compound , alternate or all basal, petiolate , stipules usually deciduous; blade often oblique and asymmetric , rarely symmetric , margin irregularly serrate and divided , occasionally entire , venation usually palmate. Flowers unisexual , plants monoecious, rarely dioecious, (1 or) 2-4 to several, rarely numerous in dichotomous cyme, sometimes in panicles, with pedicel and bracts. Staminate flower : tepals 2 or 4 and decussate, usually outer ones larger, inner ones smaller; stamens usually numerous; filaments free or connate at base ; anthers 2-celled, apical or lateral . Pistillate flower: tepals 2-5(-10), usually free, rarely connate at base; ovary nodding , pendulous, or ascending , 1-3-, rarely 4-8-loculed; placentae axile or parietal ; styles 2 or 3(or more), free or fused at base, forked once or more; stigma turgid , spirally twisted-tortuous or U-shaped, capitate or reniform and setose-papillose. Capsule dry, sometimes berrylike, unequally or subequally 3-winged, rarely wingless and 3- or 4-horned; seeds very numerous, minute, oblong , testa pale brown, reticulate .

Two or three genera and more than 1400 species: widely distributed in the tropical and subtropical regions of the world; one genus and 173 species (141 endemic) in China.Cuizhi Gu, Ching-I Peng & Nicholas J. Turland "Begoniaceae". in Flora of China Vol. 13 Page 151, 153. Published by Science Press (Beijing) and Missouri Botanical Garden Press. Online at EFloras.org.

Taxonomy

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Domain: Eukaryota () - Whittaker & Margulis,1978
- Kingdom: Plantae () - Haeckel, 1866 - Plants
  - Subkingdom: Viridaeplantae () - Cavalier-Smith, 1981
    - Phylum: Magnoliophyta () - Sinnott, 1935 Ex Cavalier-Smith, 1998 - Flowering Plants
      - Subphylum: Euphyllophytina ()
        Infraphylum: Radiatopses () - Kenrick & Crane, 1997
        Class: Magnoliopsida () - Brongniart, 1843 - Dicotyledons
        Subclass: Dilleniidae () - Takhtajan, 1967
        Superorder: Violanae () - R. Dahlgren Ex Reveal, 1992
        Order: Violales () - Dumortier, 1829
        Family: Begoniaceae () - C. Agardh, 1824 - Begonia Family
        Genus: Haagea ()
        Specific epithet: schwarzii - Frič
        Botanical name: - Haagea schwarzii Frič