Willoughby City Council Plant List
| Council | Type | Species | Common name(s) |
|---|---|---|---|
| Willoughby City | Fern | Adiantum aethiopicum | Maidenhair Fern |
| Willoughby City | Fern | Asplenium australasicum | Bird's Nest Fern |
| Willoughby City | Fern | Calochaena dubia | False Bracken Fern |
| Willoughby City | Fern | Cyathea cooperi | Straw Tree Fern |
| Willoughby City | Fern | Gleichenia dicarpa | Pouched Coral Fern |
| Willoughby City | Ground Cover | Centella asiatica | |
| Willoughby City | Ground Cover | Clematis aristata | Old Man's Beard |
| Willoughby City | Ground Cover | Dichondra repens | Kidney Weed |
| Willoughby City | Ground Cover | Hardenbergia violacea | False Sardaparilla |
| Willoughby City | Ground Cover | Kennedia rubicunda | Dusky Coral Pea |
| Willoughby City | Ground Cover | Pratia purpurascens | Pratia |
| Willoughby City | Ground Cover | Viola hederacea | Native Violet |
| Willoughby City | Shrub | Acacia linifolia | Flax Leafed Wattle |
| Willoughby City | Shrub | Banksia ericifolia | Heath Leaved Banksia |
| Willoughby City | Tree | Banksia serrata | Old Man Banksia |
| Willoughby City | Tree | Callicoma serratifolia | Black Wattle |
| Willoughby City | Shrub | Callistemon citrinus | Crimson Bottlebrush |
| Willoughby City | Shrub | Ceratopetalum gummiferum | NSW Christmas Bush |
| Willoughby City | Shrub | Clerodendrum tomentosum | Hairy Clerodendrum |
| Willoughby City | Shrub | Crowea saligna | |
| Willoughby City | Shrub | Dillwynia floribunda | Parrot Pea |
| Willoughby City | Shrub | Epacris longiflora | Native Fuschia |
| Willoughby City | Shrub | Epacris microphylla | Coral Heath |
| Willoughby City | Shrub | Grevillea linearifolia | White Spider Flower |
| Willoughby City | Shrub | Phyllota phylicooides | |
| Willoughby City | Shrub | Pimelia linifolia | Rice Flower |
| Willoughby City | Shrub | Pittosporum revolutum | Rough Fruit Pittosporum |
| Willoughby City | Shrub | Pultenaea flexilis | Graceful Bush Pea |
| Willoughby City | Tree | Allocasuarina littoralis | Black She Oak |
| Willoughby City | Tree | Allocasuarina torulosa | Forest Oak |
| Willoughby City | Tree | Angophora costata | Smooth Barked Apple |
| Willoughby City | Tree | Angophora hispida | Dwarf Apple |
| Willoughby City | Tree | Casuarina glauca | Swamp Oak |
| Willoughby City | Tree | Corymbia gummifera | Red Bloodwood |
| Willoughby City | Tree | Elaeocarpus reticulatus | Blueberry Ash |
| Willoughby City | Tree | Eucalyptus haemastoma | Scribbly Gum |
| Willoughby City | Tree | Eucalyptus paniculata | Grey Ironbark |
| Willoughby City | Tree | Eucalyptus pilularis | Blackbutt |
| Willoughby City | Tree | Eucalyptus piperita | Sydney Peppermint |
| Willoughby City | Tree | Eucalyptus punctata | Grey Gum |
| Willoughby City | Tree | Eucalyptus racemosa | Snappy Gum |
| Willoughby City | Tree | Eucalyptus saligna | Sydney Blue Gum |
| Willoughby City | Tree | Eucalyptus sieberi | Black Ash |
| Willoughby City | Tree | Ficus rubiginosa | Port Jackson Fig, Rusty Fig |
| Willoughby City | Tree | Glochidion ferdinandi | Cheese Tree |
| Willoughby City | Tree | Melaleuca lineariifolia | Snow in Summer |
| Willoughby City | Tree | Melaleuca styphelioides | Prickly-leaved Paperbark |
| Willoughby City | Tree | Tristaniopsis laurina | Water Gum |
| Willoughby City | Tussock | Caustis pentandra | |
| Willoughby City | Tussock | Juncus usitatus | Common Rush |
| Willoughby City | Tussock | Lomandra longifolia | Spiny Mat Rush |
| Willoughby City | Tussock | Themeda australis | Kangaroo Grass |
| Willoughby City | Tussock | Xanthorrhoea media | Forest Grass Tree |