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| Aulacodiscus margaritaceus var. kinkeri (A. Schmidt in Schmidt et al.) Rattray 1888 |
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| Aulacodiscus kittonii var. johnsonii (Arnott ex Pritchard) Rattray 1888 |
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| Aulacodiscus kittonii var. africana (Cottam) Rattray 1888 |
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| Aulacodiscus kilkellyanus var. sparsus (Greville) Rattray 1888 |
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| Aulacodiscus mammosus var. extans (Greville) Rattray 1888 |
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| Aulacodiscus scaber var. jonesiana (Greville) Rattray 1888 |
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| Aulacodiscus rattrayii var. convexa (Grove & Sturt) Rattray 1888 |
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| Aulacodiscus margaritaceus var. moelleri (Grunow in Schmidt et al.) Rattray 1888 |
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| Aulacodiscus decorus var. stoschii (Janisch in Schmidt et al.) Rattray 1888 |
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| Aulacodiscus sollittianus var. jutlandica (Kitton) Rattray 1888 |
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| Aulacodiscus angulatus var. hungarica (Pantocsek) Rattray 1888 |
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| Aulacodiscus angulatus var. neogradensis (Pantocsek) Rattray 1888 |
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| Aulacodiscus margaritaceus var. debyi (Pantocsek) Rattray 1888 |
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| Aulacodiscus schmidtii var. quatuor-radiata (Pantocsek) Rattray 1888 |
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| Aulacodiscus petersii var. circumdata (Schmidt in Schmidt et al.) Rattray 1888 |
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| Aulacodiscus margaritaceus var. tenera (Witt) Rattray 1888 |
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| Aulacodiscus huttonii ‘Grunow in litt.’ Rattray 1888 |
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| Aulacodiscus cinctus Greville manuscript ex Rattray 1888 |
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| Aulacodiscus margaritaceus var. undosus Grove & Sturt manuscript ex Rattray 1888 |
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| Aulacodiscus umbonatus var. dirupta Grove & Sturt manuscript ex Rattray 1888 |
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