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| Kingdom Plantae |
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Crataegus brazoria var. viburnifolia (Sarg.) J.B. Phipps – accepted – sawtooth hawthorn
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Crataegus chrysocarpa var. blanchardii (Sarg.) J.B. Phipps – accepted
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Crataegus chrysocarpa var. praecox (Sarg.) J.B. Phipps – accepted – red haw
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Crataegus chrysocarpa var. subrotundifolia (Sarg.) J.B. Phipps – accepted
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Crataegus collina var. hirtiflora (Sarg.) J.B. Phipps – accepted
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Crataegus pruinosa var. cognata (Sarg.) J.B. Phipps – not accepted
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Crataegus pruinosa var. congesta (Sarg.) J.B. Phipps – not accepted
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Crataegus pruinosa var. leiophylla (Sarg.) J.B. Phipps – not accepted
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Crataegus pruinosa var. magnifolia (Sarg.) J.B. Phipps – accepted
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Crataegus pruinosa var. parvula (Sarg.) J.B. Phipps – accepted
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Crataegus reverchonii var. palmeri (Sarg.) J.B. Phipps – accepted – Reverchon's hawthorn
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Crataegus viridis var. glabriuscula (Sarg.) J.B. Phipps – accepted
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Crataegus viridis var. nitens (Sarg.) J.B. Phipps – accepted |
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