Listed here are Hawaiian plant common names that begin with the letter T.

• Tahitian Screwpine
• Tail Flower
• Tamarind, Horse
• Taro Vine
• Tarovine
• Tasselflower, Florida
• Tasselflower, Lilac
• Telegraph Weed
• Telegraphweed
• Templetree
• Textile Screwpine
• Thatch Screwpine
• Thimbleberry
• Thimbleweed, Japanese
• Three-lobe Morning-glory
• Three-lobed Morning-glory
• Thunbergia, Large-flowered
• Thunbergia, White
• Ti
• Ti Plant
• Tibouchina
• Tick Trefoil, Greenleaf
• Ticktrefoil, Greenleaf
• Tiplant
• Tongavine, Centipede
• Toothedthread, Mottled
• Torch Ginger
• Torch-ginger
• Tourist Pineapple
• Tower Ginger, Red
• Trailing Daisy
• Tree Fern, Hawaiian
• Tree Ohelo
• Tropical Hibiscus
• Tropical White Morning-glory
• Trumpet Tree
• Trumpet Vine, Blue
• Tubeflower
• Tulip Tree, African
• Tulip Tree, Indian
• Tuliptree, African
• Turk's Cap
• Turk's Turban
• Turk's Turbin
• Twelve Apostles