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| Kingdom Plantae |
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Crataegus crus-galli var. macra (Beadle) E.J. Palmer – not accepted – cockspur hawthorn
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Crataegus engelmannii var. sinistra (Beadle) E.J. Palmer – not accepted
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Crataegus intricata var. straminea (Beadle) E.J. Palmer – not accepted
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Crataegus iracunda var. silvicola (Beadle) E.J. Palmer – not accepted
|
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Crataegus pyracanthoides var. arborea (Beadle) E.J. Palmer – not accepted
|
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Crataegus viridis var. interior (Beadle) E.J. Palmer – not accepted |
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