- Plants
- ›Vascular Plants
- ›flowering plants
- ›Dicots
- ›Mallows, Rock Roses, and Allies
- ›Mallow and Hibiscus Family
- ›Byttnerioideae

Thomasias
Thomasia
Thomasia is a genus of thirty-one species of flowering plants in the family Malvaceae. Plants in this genus are small shrubs that are endemic to the south-west of Western Australia, apart from T. petalocalyx that is native to Victoria and South Australia. The leaves are simple with leaf-like stipules at the base of the petiole, the flowers bisexual with five papery, petal-like sepals, usually five petals and five stamens opposite the petals. The fruit is a capsule covered with star-like hairs.
27 branches of this genus, most-observed first

paper flower
speciesThomasia petalocalyx

large flowered thomasia
speciesThomasia grandiflora

Thomasia macrocarpa
speciesThomasia macrocarpa

Thomasia foliosa
speciesThomasia foliosa

Thomasia paniculata
speciesThomasia paniculata

Thomasia triphylla
speciesThomasia triphylla

Narrow-leaved thomasia
speciesThomasia angustifolia

Thomasia discolor
speciesThomasia discolor

Thomasia microphylla
speciesThomasia microphylla

Thomasia brachystachys
speciesThomasia brachystachys

Thomasia rhynchocarpa
speciesThomasia rhynchocarpa

Thomasia quercifolia
speciesThomasia quercifolia

Thomasia montana
speciesThomasia montana

Thomasia solanacea
speciesThomasia solanacea

Thomasia pygmaea
speciesThomasia pygmaea

Thomasia cognata
speciesThomasia cognata

Thomasia pauciflora
speciesThomasia pauciflora
Thomasia purpurea
speciesThomasia purpurea

Thomasia tremandroides
speciesThomasia tremandroides

Thomasia macrocalyx
speciesThomasia macrocalyx

Thomasia stelligera
speciesThomasia stelligera

Thomasia sarotes
speciesThomasia sarotes
Thomasia rugosa
speciesThomasia rugosa

Thomasia tenuivestita
speciesThomasia tenuivestita

Thomasia rulingioides
speciesThomasia rulingioides
Thomasia glabripetala
speciesThomasia glabripetala
Thomasia dielsii
speciesThomasia dielsii
Where it lives
Recorded sightings
—
geo-referenced records in GBIF, from museums, herbaria and field observers.
Drag the globe to turn it. Dots are where records exist, not a range map; darker means more records.
In the stacks
Searching the stacks…
Every page naming Thomasia in the Biodiversity Heritage Library →
This page is assembled live from iNaturalist, GBIF, Wikipedia, the Source Library and the Internet Archive. It is not yet part of the hand-edited codex. iNaturalist taxon 566895.