Plural of comfrey; multiple plants of the comfrey species or multiple varieties of this medicinal herb.
Standard English plural formation, adding '-s' to 'comfrey,' maintaining the botanical term's connection to Latin 'consolida' and its healing properties.
Botanical plurals can be tricky—we say 'comfreys,' but 'species' stays the same, and 'fungi' beats 'funguses'—English never settled on one pluralization system.
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