Halophila decipiens paddle grass

Halophila decipiens paddle grass.jpg

Halophila decipiens paddle grass

Kingdom: PLANTAE
Division: ANTHOPHYTA
Class: MONOCOTYLEDONEAE
Order: HELOBIAE
Family: HYDROCHARITACEAE
Genus: Halophila
Species: decipiens

PHYSICAL DESCRIPTION

  • Halophila is the only genus of seagrasses whose leaves do not have basal sheaths
  • Leaves are roundish or ovate and commonly referred to as "paddle shaped"
  • Leaf blades are 1- 2. 5 cm long and 3- 6 mm wide
  • Leaf margins are serrulate
  • Thin rhizome
  • At the base of the leaf there are 2 scales
  • Monoecious
  • Annual
HABITAT
  • Grows in water 10- 30 m deep but is found up to 85 m deep
  • Euryhaline
DISTRIBUTION
  • Distributed in the Indian Ocean and tropical parts of the Pacific and western Atlantic Oceans


Image Credit: Drawing reprinted with permission from: Phillips, R.C. and E.G. Menez. 1998. Seagrasses. Smithsonian Institution Press. Washington D.C.



FWC Facts:
The organism that causes red tide in Florida, Karenia brevis, owes its name to a state researcher of harmful algal blooms, Dr. Karen Steidinger.

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