I don't know what most of these are. I'd say palm trees and parrots off the top of my head. But...
French Polynesia
Birds found only in French Polynesia include the Ultramarine Lorikeet (ARKive), Marquesan Imperial Pigeon (Manu), the Polynesian Imperial-pigeon (BirdLife Int'l), the Rapa Fruit Dove (Manu), the White-capped Fruit Dove (IBC), the Makatea Fruit Dove (Manu), the Polynesian Ground Dove (ARKive), the Tuamotu Sandpiper (IBC), the Tuamotu Kingfisher (BirdLife Int'l), the Tahiti Swiftlet (ARKive), the Tahitian Monarch (ARKive), the Iphis Monarch (ARKive), the Fatuhiva Monarch (Manu), the Tuamotu Reed Warbler (Manu), and the Tahiti Reed Warbler (ARKive).
Marine fish unique to French Polynesia include the Marquesan Parrotfish Scarus koputea (eol), the Yellow-belly Damsel Plectroglyphidodon flaviventris (eol), a puffer Canthigaster rapaensis (eol), the Rapa Triplefin Enneapterygius randalli (eol), a cardinalfish Apogon lativittatus (eol), the Flame Perchlet Plectranthias flammeus (p. 6 of Zootaxa pdf file), a dartfish Parioglossus galzini (Zootaxa pdf file), a dragonet Callionymus marquesensis (eol), the gobies Priolepis ailina (eol) and Vanderhorstia steelei (eol), and two wrasse Pseudolabrus torotai (FishBase) and Coris marquesensis (eol). Endemic freshwater gobies include Stiphodon julieni (KMAE pdf file), Stiphodon oatea (FishBase), and Sicyopterus rapa (p. 34 of Bishop Museum pdf file).
Invertebrates known solely from French Polynesia include a butterfly Nacaduba (or Hypojamides) catochloris (Kyushu Univ. pdf file), a leafroller moth Dichelopa anthrocodelta (Lepidoptera of FP), a damselfly Ischnura thelmae (p. 35 of Bishop Museum pdf file), a cicada Raiateana oulietea (tahitiphilatelie.pf), a ground beetle Mecyclothorax ramagei (EurekAlert!), a spider Tetragnatha marquesiana (p. 20 of UC Berkeley 3 MB pdf file), and a freshwater shrimp Macrobrachium feunteuni (Central Pacific Crustacea). More than 160 endemic landsnails include Samoana attenuata (ARKive), Samoana burchi (ARKive), Partula suturalis (ARKive), Partula taeniata (ARKive), and Partula nodosa (Woodland Park Zoo). Endemic marine invertebrates include a coral Echinophyllia tarae (ZooKeys), the Red-spotted Mitten Lobster Parribacus holthuisi (Central Pacific Crustacea), a hermit crab Ciliopagurus vakovako (Central Pacific Crustacea), the cone snails Conus marchionatus (jaxshells.org) and Milariconus encaustus (Eddie Hardy), the cowries Cribrarula astaryi (Eddie Hardy) and Naria thomasi (Eddie Hardy), a murex Chicoreus thomasi (Eddie Hardy), and Nassarius candens (Femorale). A marine amphipod crustacean Kairos segregans from Bora Bora is the sole member of a recently described family, the Kairosidae (p. 24 of Zootaxa pdf file).
The 520 endemic vascular plant species (Herbier de la Polynésie française or HPF pdf file) includes such endemic genera as Pelagodoxa (ARKive), Apetahia (Flora of the Marquesas), Lebronnecia (eol), Haroldiella (p. 21 of J-Y Meyer pdf file), Plakothira (HPF), Pacifigeron (p. 23 of J-Y Meyer pdf file), Metatrophis (Google Books), and Oparanthus (Flora of the Marquesas). Orchids restricted to French Polynesia include Moerenhoutia plantaginea (HPF), Oberonia tahitensis (Moorea Digital Flora Project), Taeniophyllum elegantissimum (HPF), and Bulbophyllum tahitense (HPF). Other endemic plants include a palm Pritchardia pericularum (HPF), Ixora brevipedunculata (HPF), Serianthes rurutensis (ARKive), Macaranga raivavaeensis (HPF), Nicotiana fatuhivensis (Flora of the Marquesas), Acalypha raivavensis (ARKive), Lepinia taitensis (ARKive), Erythrina tahitensis (ARKive), Sclerotheca forsteri (HPF), Chamaesyce atoto (ARKive), Sophora mangarevaensis (ARKive), and Cyrtandra nukuhivensis (Flora of the Marquesas).
French Polynesia is an overseas collectivity of France, part of the Polynesia- Micronesia biodiversity hotspot (CI) and includes the following terrestrial ecoregions: the Marquesas Tropical Moist Forests (EoE), the Society Islands Tropical Moist Forests (EoE), and the Tubuai Tropical Moist Forests (EoE). Checklists of endemic plant species can be generated at the Herbier de la Polynésie française website (HPF).
http://lntreasures.com/fp.html