- Alpinia purpurata – Red Ginger
- Alpinia zerumbet – Shell Ginger
- Ananas bracteatus – Red Pineapple
- Anthurium andraeanum – Anthurium
- Barleria repens – Coral Creeper
- Bougainvillea spp. – Bougainvillea
- Calathea crotalifera – Rattlesnake Plant
- Canna indica – Indian Shot
- Castilleja arvensis – Field Indian Paintbrush
- Costus comosus – Red Tower Ginger
- Costus woodsonii – Indian Head Ginger
- Crassocephalum crepidioides – Redflower Ragleaf
- Delonix regia – Royal Poinciana
- Emilia fosbergii – Florida Tasselflower
- Etlingera elatior – Torch Ginger
- Heliconia bihai – Macaw Flower
- Heliconia latispatha – Expanded Lobster Claw
- Heliconia psittacorum – Parakeet Heliconia
- Heliconia rostrata – Hanging Lobster Claw
- Hibiscus rosa-sinensis – Chinese Hibiscus
- Hibiscus schizopetalus – Coral Hibiscus
- Hibiscus tiliaceus – Hau
- Kalanchoe pinnata – Air Plant
- Macaranga mappa – Bingabing
- Macroptilium lathyroides – Wild Bushbean
- Malvaviscus penduliflorus – Mazapan
- Melochia umbellata – Melochia
- Metrosideros polymorpha – 'Ohi'a Lehua
- Musa acuminata – Banana
- Odontonema cuspidatum – Mottled Toothedthread
- Passiflora vitifolia – Perfumed Passionflower
- Plumeria rubra – Frangipani
- Ricinus communis – Castor Bean
- Schefflera actinophylla – Octopus Tree
- Spathodea campanulata – African Tulip Tree
- Syzygium malaccense – Mountain Apple
- Tapeinochilos ananassae – Indonesian Wax Ginger
- Tropaeolum majus – Nasturtium
- Vaccinium reticulatum – Ohelo 'Ai
- Zingiber zerumbet – Shampoo Ginger
Red Flowers
Listed here are all of the Hawaiian plants with conspicuous red, scarlet, or dark magenta flowers on this site. Note: Some of the plants listed below may not yet have images available in this color.