B. alba may refer to:

• Baptisia alba, the white wild indigo or white false indigo, a herbaceous plant species native from central and eastern North America
• Basella alba, the Malabar spinach, a perennial vine species found in the tropics
• Bidens alba, an Asteraceae plant species.
• Bryonia alba, the white bryony, a vigorous Eurasian vine species introduced into Western North America

• Alba (disambiguation)

Topics referred to by the same term

This disambiguation page lists articles associated with the same abbreviated species scientific name.
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