Tagetes minuta Stinking Roger (*)
Tasmannia stipitata Dorrigo Pepper, Mountain Pepperbush, Northern Pepperbush
Tetratheca thymifolia Black-eyed Susan, Thyme Pink-bells
Teucrium corymbosum Forest Germander
Thelionema caespitosum Tufted Blue-lily
Thelionema grande Blue Star Lily, Greater Rock Lily
Thelymitra carnea Pink Sun Orchid, Small Pink Sun Orchid, Tiny Sun Orchid
Thelymitra ixioides var. ixioides Dotted Sun Orchid, Spotted Sun Orchid
Thelymitra nuda Plain Sun Orchid, Scented Sun Orchid
Thelymitra pauciflora Blue Sun Orchid, Slender Sun Orchid
Themeda triandra Kangaroo Grass
Thysanotus tuberosus subsp. parviflorus Common Fringe-lily, Tuber Fringe-lily
Thysanotus tuberosus subsp. tuberosus Common Fringe-lily, Fringed Lily, Fringed Violet, Tuber Fringe-lily
Tolpis barbata Yellow Hawkweed (*)
Trachymene incisa subsp. incisa Native Candytuft, Native Parsnip, Wild Parsnip, Wild Turnip
Tragus australianus Small Burrgrass
Trema tomentosa var. aspera Native Peach, Nettle Tree, Peach-leaf Poison-bush, Poison Peach
Tricoryne elatior Yellow Autumn-lily, Yellow Rush-lily
Trifolium arvense var. arvense Hare's-foot Clover (*)
Trifolium campestre var. campestre Hop Clover (*)
Trifolium dubium Yellow Suckling Clover (*)
Trifolium glomeratum Ball Clover, Clustered Clover (*)
Trifolium pratense Red Clover (*)
Trifolium repens var. repens White Clover (*)
Triodia mitchellii Buck Spinifex, Porcupine Grass, Warrego Spinifex
Triodia scariosa Porcupine Grass
Tripogon loliiformis Fiveminute Grass
Triptilodiscus pygmaeus Austral Sunray, Common Sunray
Trochocarpa laurina Axebreaker, Laurel Heath, Sandberry, Tree Heath, Turkey Bush, Waddy Wood, Wheel-fruit
Tylophora paniculata Thin-leaved Tylophora
Tylophora woollsii Cryptic Forest Twiner (E)
