Chaste Tree | Vitex agnus-castus Flowering Gum Tree | Corymbia ficifolia Princess Flower | Tibouchina urvilleana Orange Jubilee | Tecoma alata Lavender Snail Vine | Vigna caracalla Woollyjoint Prickly Pear | Opuntia tomentosa Butterfly Bush | Rotheca myricoides Madagascar Senecio | Senecio decaryi Cow Itch Tree | Lagunaria patersonia Crossberry | Grewia occidentalis Ma'o hau hele | Hibiscus brackenridgei Shell Ginger | Alpinia zerumbet