Drosera allantostigma is a species of pygmy sundew from Australia. The specific epithet "allantostigma" is derived from Latin and means "sausage-shaped stigma" (allantoideus = sausage-shaped; stigma = the receptive surface on the style that pollen germinates on).

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Taxon identifiers | |
|---|---|
| Drosera allantostigma |
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| Drosera nitidula subsp. allantostigma |
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| Drosera allantostigma | |
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Conservation status | |
Critically endangered, possibly extinct (IUCN 3.1) | |
| Scientific classification | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Order: | Caryophyllales |
| Family: | Droseraceae |
| Genus: | Drosera |
| Subgenus: | Drosera subg. Bryastrum |
| Section: | Drosera sect. Lamprolepis |
| Species: | D. allantostigma |
| Binomial name | |
| Drosera allantostigma N.Marchant & Lowrie | |
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