Epithets
| aggregatus | joined in clusters, apparently larger ones  | 
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| agraria | growing in fields  | 
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| agrarius | growing in fields  | 
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| agrostis | grassy  | 
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| aizoon | evergreen  | 
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| alata | winged  | 
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| alatus | winged  | 
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| albella | almost white  | 
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| albellus | almost white  | 
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| albens | whitened  | 
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| albescens | whitening, turning white  | 
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| albicans | becoming white, not quite white  | 
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| albida | whitish  | 
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| albidula | whitish  | 
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| albidulus | whitish  | 
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| albidum | whitish  | 
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| albidus | whitish  | 
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| albina | whitish  | 
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| albinum | whitish  | 
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| albinus | whitish  | 
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| albissima | whitest  | 
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| albissimus | whitest  | 
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| albocaerulescens | white becoming light blue  | 
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| albocinereus | ash white  | 
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| albofuscescens | white becoming dusky  |