Abstract
The lichen species Anzia ornata (Zahlbr.) Asah., Chiodecton montagnaei Tuck., C. sanguineum (Sw.) Vain., Leptotrema polycarpum Mull. Arg., L. santense (Tuck.) Zahlbr., Ocellularia americana Hale, Parmotrema haitiense (Hale) Hale, P. robustum (Degel.) Hale, Thelotrema sanfordianum Zahlbr., Xanthoparmelia hypomelaena (Hale) Hale, X. plittii (Gyeln.) Hale, X. subramigera (Gyeln.) Hale, X. tinctina (Mah. and Gill.) Hale, X. tucsonensis (Nash) Egan and the genus Roccella are reported for the 1st time from Texas. Additional Texas records for Dirinaria aspera (Magn.) Awas., Parmotrema endosulphureum (Hillm.) Hale and X. dierythra (Hale) Hale are also listed. A key to the 17 presently reported Texas Xanthoparmeliae is included.

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