Dictionary.net

• Papillae of the tongue more red than, and next in size to, the conical papillae.

1898 - American pocket medical dictionary
By Willam Alexander Newman Dorland

• Numerous small, rounded, deep-red eminences, with narrow bases, situated on the middle and anterior parts of the dorsum and especially along the sides of the tongue,

1916 - Appleton's medical dictionary
By Smith Ely Jelliffe