All Floras      Advanced Search
FOC Vol. 4 Page 261 Login | eFloras Home | Help
FOC | Family List | FOC Vol. 4 | Salicaceae | Salix

237. Salix taoensis Goerz ex Rehder & Kobuski, J. Arnold Arbor. 13: 401. 1932.

洮河柳 tao he liu

Shrubs large. Branchlets russet or purplish red to blackish purple, sometimes pruinose; 2-year-old branchlets grayish brown. Buds ovoid, pilose. Petiole short; leaf blade narrowly obovate-oblong to narrowly oblanceolate, 2-4 cm × 5-10 mm, base cuneate to rounded, margin serrate or entire proximally. Flowering precocious or nearly coetaneous. Male catkin 1.2-2(-2.5) × ca. 1 cm, sessile; bracts yellowish black, yellowish green proximally, obovate, ca. 1 mm, long pubescent, apex acute or obtuse. Male flower: gland terete; stamens 2; filaments connate throughout, ca. 3 mm, glabrous; anthers red, distinct or slightly united. Female catkin ca. 10 × 7 mm, 1.5-2(-4) cm in fruit, sessile; bracts obovate or subrounded, 2-colored, abaxially sparsely long pubescent. Female flower: ovary ovoid, densely pubescent, sessile. Capsule pilose. Fl. May.

* Along streams. Gansu, Qinghai

Has been considered a hybrid between Salix myrtillacea and S. wilhelmsiana.


1 Ovary glabrous or loosely pilose basally   237c var. leiocarpa
+ Ovary pilose.   (2)
       
2 (1) Ovary sessile   237a var. taoensis
+ Ovary stipitate   237b var. pedicellata

Lower Taxa


 

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  |