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Ladies' Tresses  Spiranthes sinensis
Ladies' Tresses, Austral  Spiranthes sinensis
Lady's Slipper  Hybanthus monopetalus
Lady's Thumb  Persicaria orientalis
Lagenophora, Common  Lagenophora stipitata
Lagenophora, Slender  Lagenophora gracilis
Lamb's Quarters  Chenopodium album (*)
Lamb's Tongue  Plantago lanceolata (*)
Lance Beard-heath  Leucopogon affinis
Lanceolate Zieria  Zieria smithii
Lanoline Bush  Zieria smithii
Large Crabgrass  Digitaria sanguinalis (*)
Large Daisy Bush  Olearia gravis
Large Duck Orchid  Caleana major
Large Mock-olive  Notelaea longifolia forma longifolia
Large Mock-olive  Notelaea venosa
Large Quaking Grass  Briza maxima (*)
Large Tick-trefoil   Desmodium brachypodum
Large Tongue Orchid  Cryptostylis subulata
Large-flowered Evening Primrose  Oenothera glazioviana (*)
Large-fruited Stringybark  Eucalyptus williamsiana
Large-fruited Stringybark  Eucalyptus youmanii
Large-headed Club-rush  Scirpus polystachyus
Large-leaf Bush-pea  Pultenaea daphnoides
Large-leaf Hickory Wattle  Acacia falciformis
Large-leaf Hop Bush  Dodonaea triquetra
Large-leaved Mock-olive  Notelaea venosa
Large-leaved Stringybark  Eucalyptus williamsiana
Late Beard Orchid  Calochilus gracillimus
Laurel Heath  Trochocarpa laurina
Laurel, Dodder  Cassytha pubescens
Laurel, Downy Dodder  Cassytha pubescens
Laurel, Native  Pittosporum undulatum
Lawn Burweed  Soliva sessilis (*)
Lawyer Vine  Smilax australis
Lax Flat-sedge  Cyperus flaccidus
Leaf-rush, Common  Cyperus lucidus
Leafflower  Phyllanthus mitchellii
Leafless Climbing Orchid  Erythrorchis cassythoides
Leafless Indigo  Indigofera adesmiifolia
Leafless Milkwort  Comesperma defoliatum
Leafless Parson's Bands  Eriochilus cucullatus
Leafy Bog-rush  Schoenus maschalinus
Leafy Flat-sedge  Cyperus lucidus
Leafy Greenhood, Narrow-lip  Pterostylis longifolia
Leafy Purple-flag  Patersonia glabrata
Leafy Twig-rush  Cladium procerum
Leek Lily  Bulbine semibarbata
Leek Orchid, Fragrant  Prasophyllum odoratum
Leek Orchid, Pretty  Prasophyllum odoratum
Leek Orchid, Scented  Prasophyllum odoratum
Leek Orchid, Yellow  Prasophyllum flavum
Leek, Native  Bulbine bulbosa
Leek. Native  Bulbine semibarbata
Lemon Beauty-heads  Calocephalus citreus
Lemon Bottlebrush  Melaleuca pallida
Lemon Doubletail  Diuris abbreviata
Lesser Loosestrife  Lythrum hyssopifolia
Lesser Quaking Grass  Briza minor (*)
Lettuce, Prickly  Lactuca serriola forma serriola (*)
Lightwood  Acacia implexa
Lignum, Wrinkle-nut  Muehlenbeckia rhyticarya
Lily-of-the-Valley Orchid  Dendrobium kingianum subsp. kingianum
Lily-of-the-Valley Tree  Elaeocarpus reticulatus
Lily, Black-anther Flax  Dianella revoluta var. revoluta
Lily, Blood-root  Haemodorum planifolium
Lily, Blue Flax  Dianella caerulea var. assera
Lily, Blue Flax  Dianella caerulea var. caerulea
Lily, Blue Flax  Dianella caerulea var. producta
Lily, Blue Flax  Dianella longifolia var. longifolia
Lily, Blue Flax  Dianella longifolia var. stenophylla
Lily, Blue Star  Thelionema grande
Lily, Blueberry  Dianella caerulea var. assera
Lily, Blueberry  Dianella caerulea var. caerulea
Lily, Blueberry  Dianella caerulea var. producta
Lily, Blueberry  Dianella longifolia var. longifolia
Lily, Blueberry  Dianella longifolia var. stenophylla
Lily, Blueberry  Dianella revoluta var. revoluta
Lily, Bulbine  Bulbine bulbosa
Lily, Common Fringe  Thysanotus tuberosus subsp. parviflorus
Lily, Common Fringe  Thysanotus tuberosus subsp. tuberosus
Lily, Compact Wire   Laxmannia compacta
Lily, Fringed  Thysanotus tuberosus subsp. tuberosus
Lily, Golden  Bulbine bulbosa
Lily, Graceful Blue  Stypandra glauca
Lily, Grass  Murdannia graminea
Lily, Grass  Stypandra glauca
Lily, Grassland Flax  Dianella caerulea var. caerulea
Lily, Greater Rock  Thelionema grande
Lily, Leek  Bulbine semibarbata
Lily, Nodding Blue  Stypandra glauca
Lily, Nodding Chocolate  Arthropodium fimbriatum
Lily, Pale Vanilla  Arthropodium milleflorum
Lily, Pale Vanilla  Arthropodium paniculatum
Lily, Paroo  Dianella caerulea var. assera
Lily, Paroo  Dianella caerulea var. caerulea
Lily, Paroo  Dianella caerulea var. producta
Lily, Rock  Dendrobium speciosum subsp. hillii
Lily, Slender Wire  Laxmannia gracilis
Lily, Small Vanilla   Arthropodium minus
Lily, Smooth Flax  Dianella longifolia var. longifolia
Lily, Spreading Flax  Dianella revoluta var. revoluta
Lily, Tuber Fringe  Thysanotus tuberosus subsp. parviflorus
Lily, Tuber Fringe  Thysanotus tuberosus subsp. tuberosus
Lily, Tufted Blue  Thelionema caespitosum
Lily, Vanilla  Arthropodium milleflorum
Lily, Vanilla  Arthropodium paniculatum
Lily, Yellow Autumn  Tricoryne elatior
Lily, Yellow Rush  Tricoryne elatior
Linear-leaf Grevillea  Grevillea viridiflava
Linear-leaved Hovea  Hovea linearis
Little Blue Star  Oxypetalum coeruleum (*)
Little Harsh Acacia  Acacia hispidula
Little Quaking Grass  Briza minor (*)
Little Sword-sedge  Lepidosperma gunnii
Lobelia, Tall  Lobelia gibbosa var. gibbosa
Lobelia, Trailing  Lobelia andrewsii
Logania, Narrow-leaf  Logania albiflora
Lomatia, Fern-leaved  Lomatia silaifolia
Long Eryngium  Eryngium plantagineum
Long Greybeard Grass  Amphipogon caricinus var. scaber
Long-capped Grey Gum  Eucalyptus biturbinata
Long-leaf Cassinia  Cassinia longifolia
Long-leaf Waxflower  Philotheca conduplicata
Long-leaf Waxflower  Philotheca epilosa
Long-leaf Waxflower  Philotheca myoporoides subsp. myoporoides
Long-leaved Bitter-pea  Daviesia wyattiana
Long-leaved Mat-rush  Lomandra longifolia
Long-leaved Mock-olive  Notelaea longifolia forma longifolia
Long-leaved Sneeze Bush  Astrotricha longifolia
Long-leaved Wallaby-grass  Rytidosperma longifolium
Long-tailed Greenhood  Pterostylis woollsii
Long-tongued Greenhood  Pterostylis longicurva
Longhair Plumegrass  Dichelachne crinita
Loose Plumegrass  Dichelachne inaequiglumis
Loosestrife, Hyssop  Lythrum hyssopifolia
Loosestrife, Lesser  Lythrum hyssopifolia
Loosestrife, Purple  Lythrum salicaria
Loosestrife, Small  Lythrum hyssopifolia
Lotus, Australian  Lotus australis
Lotus, Greater  Lotus uliginosus (*)
Louisiana Flat-sedge  Cyperus sanguinolentus
Lovegrass  Eragrostis sororia
Lovegrass, African  Eragrostis curvula (*)
Lovegrass, Brown's  Eragrostis brownii
Lovegrass, Paddock  Eragrostis leptostachya
Lovegrass, Weeping  Eragrostis curvula (*)
Lovegrass, Weeping  Eragrostis parviflora
Lovely Boronia  Boronia amabilis (NT)
Ludo Wild Oats  Avena ludoviciana (*)
Luzula, Flaccid  Luzula flaccida