S. giganteum may refer to:

  • Saccolabium giganteum, a synonym for Rhynchostylis gigantea, an orchid species found in Myanmar, Thailand, Malaysia, Laos, Cambodia, Vietnam, Hainan China, Borneo and the Philippines
  • Sequoiadendron giganteum, the giant sequoia, Sierra redwood or Wellingtonia, a massive tree species
  • Sivatherium giganteum, an extinct species of giraffid that ranged throughout Africa to the Indian Subcontinent

See also

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