All Floras      Advanced Search
FOC Vol. 13 Page 158, 192, 207 Login | eFloras Home | Help
FOC | Family List | FOC Vol. 13 | Begoniaceae | Begonia

119. Begonia pinglinensis C. I Peng, Bot. Bull. Acad. Sin. 46: 261. 2005.

坪林秋海棠 ping lin qiu hai tang

Herbs. Rhizomes elongate, to 1 cm in diam. Stems 35-50 cm. Leaves basal and cauline; stipules caducous, narrowly ovate to ovate, to 9.7 × 3.6 mm, glabrous, margin entire, apex acuminate; petiole often reddish, to 16(-20) cm, hispid or villosulous; blade narrowly ovate to ovate, asymmetric, 7-16(-25) × 5-9(-14) cm, pilose to pilose-sericeous, venation palmate, 7-10-veined, base oblique, shallowly cordate, margin irregularly serrulate to denticulate, apex acuminate to cuspidate. Inflorescences to 25 cm, hispid; peduncle to 15 cm; bracts caducous, narrowly ovate, to 7.5 × 3.5 mm, papery, glabrous, margin entire, apex acuminate. Staminate flowers: tepals 4, white to pinkish, outer 2 broadly ovate to ovate, 0.7-2 × 0.6-1.7 cm, abaxially hairy, inner 2 oblanceolate to narrowly obovate, 0.8-1.7 cm × 4-9 mm; stamens 46-81; filaments free, 0.7-1.6 mm; anthers narrowly oblong to oblanceolate, 0.8-1.4 mm. Pistillate flowers: tepal 5, unequal to subequal, narrowly obovate to broadly obovate, largest 1-1.9 × 0.9-1.7 cm, abaxially hairy, smallest 6-19 × 5-14 mm; ovary hairy, 2-loculed; placentae axile, bilamellate; styles 2, 4-5(-5.7) mm, fused at base, stigmas 2-cleft, spiraled. Capsules nodding, trigonous, unequally 3-winged; abaxial wing triangular to ligulate, 1.3-2.8 × 0.9-1.9 cm; lateral wings smaller. 2n = 38*.

● Forests; 200-300 m. N Taiwan (Taibei).

This species is similar to Begonia chitoensis but differs by its densely hairy blade and hairy tepals and ovary.


 

Related Objects  
  • Illustration
  • Illustration

    Flora of China @ efloras.org
    Browse by
    Volume
    Family
    Genera
    Advanced Search


    Flora of China Home


    Checklist

     

     

     |  eFlora Home |  People Search  |  Help  |  ActKey  |  Hu Cards  |  Glossary  |