kapok

n.

木棉花，木丝棉；红棉；

1. Kapok is the city flower of Gugangzhou.
   木棉花是广州的市花。
2. When I was saying this, the taxi just passed through the Benevolence Street flanked by kapok trees, whose beautiful flowers in spring delighted my eyes!
   当我这样说着，车于正好穿过有美丽行道树的仁爱路，我看到春天的木棉花是多么美呀！

Effect of kapok fiber treated with various solvents on oil absorbency
Superhydrophobic kapok fiber oil-absorbent: Preparation and high oil absorbency
Chemical modification of hemp, sisal, jute, and kapok fibers by alkalization
Adsorption of methylene blue by kapok fiber treated by sodium chlorite optimized with response surface methodology
Evaluation of kapok (Ceiba pentandra (L.) Gaertn.) as a natural hollow hydrophobic–oleophilic fibrous sorbent for oil spill cleanup
Performance and mechanism of a hydrophobic–oleophilic kapok filter for oil/water separation
Excellent oil absorbent kapok (Ceiba pentandra (L.) Gaertn.) fiber: fiber structure, chemical characteristics, and application.
The effect of chemical treatment on the properties of hemp, sisal, jute and kapok for composite reinforcement
Evaluation of hydrophobicity/oleophilicity of kapok and its performance in oily water filtration: Comparison of raw and solvent-trea...
Study of oil sorption behavior of filled and structured fiber assemblies made from polypropylene, kapok and milkweed fibers