Dictionary.net

• See Typhus- m. Red, Morus rubra- m. Tree, Morus nigra- m. Wild, Morus rubra.

1846 - Medical lexicon: a dictionary of medical science
By Robley Dunglison

• peculiar eruption of typhus fever looking like the eruption of measles.

1898 - American pocket medical dictionary
By Willam Alexander Newman Dorland