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| Kingdom Plantae |
| |
Avonia herreana (Poelln.) G.D. Rowley -- accepted |
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Avonia ruschii (Dinter & Poelln.) G.D. Rowley -- accepted |
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Haworthiopsis longiana (Poelln.) G.D. Rowley -- accepted |
| |
Haworthiopsis woolleyi (Poelln.) G.D. Rowley -- accepted |
| |
Tulista kingiana (Poelln.) G.D. Rowley -- accepted |
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