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Chorisia

Scientific Name: Chorisia

Family: Bombacaceae

Category: Dicot

Growth:

Duration:

Other Names:

       

Silk Floss Tree (Ceiba speciosa)

The silk floss tree, scientifically known as Ceiba speciosa (formerly Chorisia speciosa), is a captivating deciduous tree renowned for its striking appearance and unique features. It is native to the tropical and subtropical forests of South America.

Common Names

  • Silk Floss Tree
  • Kapok
  • Floss Silk Tree
  • Ceiba del Brasil
  • Palo Borracho (for Ceiba chodatii)

Considerations for Pets

  • The trunk of Ceiba speciosa is noted for being thorny.

Considerations for Children

  • The trunk of Ceiba speciosa is noted for being thorny.

Taxonomy and Nomenclature

  • Scientific Name: Ceiba speciosa (formerly Chorisia speciosa)
  • Family: Malvaceae (formerly Bombacaceae - bombax or baobab family)
  • Subfamily: Bombacoideae
  • Synonyms: Chorisia speciosa

Distribution and Habitat

  • Native to the tropical and subtropical forests of South America, specifically from Brazil to Argentina.

Morphological Characteristics and Growth Habits

  • Deciduous tree, typically conical in shape with somewhat irregular, widespreading branches.
  • Young branches are green.
  • Mature trees can reach heights of 30-50 feet.
  • Known for its remarkably thorny trunk.
  • Produces large pink, purple, or red flowers followed by inedible fruits.
  • The "silk floss" name comes from the soft, silky fiber surrounding the seeds.

Quirky Facts

  • One source mentions a specimen that, despite being planted from a #10 can, grew to be over 30 feet tall but never bloomed in 16 years.

Interactions with Other Organisms

  • Seed coats form a hydrogel upon contact with water.

Further Information

  • Fact Sheet ST-162, November 1993, by Edward F. Gilman and Dennis G. Watson.
  • Discover Life offers a page about the biology, natural history, ecology, identification, and distribution of Chorisia speciosa.