Caulerpa racemosa

Scientific name

Caulerpa racemosa (forsskal) j.agardh 

Common name/ other names

Sea grapes

Classification

Phylum – Chlorophyte

Class – Ulvophyceae

Order – Bryopsidales

Family – Caulerpaceae

Genus – Caulerpa

Species – C. racemosa

Ecology

  • Epilithic or horizontal substratum,
  • High intertidal pools,
  • Along surf exposed coast to the shallow subtidal,
  • Frequently develop between coral branches,
  • Many areas of shallow sea around the world,

Identification 

This plant has erect branches arising from a horizontal stolon (about 2mm thick) stolon attached to sediment by highly developed rhizomes (rhizoidal holdfasts). Rhizomes have few centimeters intervals. Also erect branches have few centimeters intervals. Branches have short rachis (2cm). Rachis have irregular, closely packed, pear-shaped large number of round branchlets (2-3 mm diameter) which are completely hiding the rachis. Stalks of brachlets are shorter than the spherical part.

Spherical part – grape like, closely packed

Color

Bright yellowish green

Importance

  • Edible.
  • Used as salads in japan, Philippines, thailand and etc..
  • Rich in protein, minerals, folic acid, ascorbic acid, vitamins (A,B1 etc…) and low fat content.
basic diagram of Caulerpa racemosa
Caulerpa racemosa

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