Xanthoparmelia arida explained

Xanthoparmelia arida is a lichen which belongs to the Xanthoparmelia genus. The lichen is an arid shield lichen and is uncommon. It is listed as apparently secure by the Nature Conservatory. It is noted for being similar to Xanthoparmelia joranadia.^[1]

Description

Grows to around 3–8 cm in diameter with board dull yellow-green sub irregular lobes that extend 1–3 mm wide.^[2] The underside is pale brown with simple rhizines approximately 0.3-0.6 mm long.

Habitat and range

Found in the North American southwest particularly in the US state of Texas.^{[3] [1]}

Chemistry

Xanthoparmelia arida has been recorded containing both Lecanoric and usnic acids.

See also

• List of Xanthoparmelia species

Notes and References

1. Egan . Robert S. . Derstine . Kittie S. . 1978 . A New Species in the Lichen Genus Xanthoparmelia from Texas . The Bryologist . 81 . 4 . 605 . 10.2307/3242354. 3242354 .
2. Book: Hale, Mason E. . A synopsis of the lichen genus Xanthoparmelia (Vainio) Hale (Ascomycotina, Parmeliaceae) / . 1990 . Smithsonian Institution Press . Washington, D.C. . 10.5962/bhl.title.123253 .
3. Lane . David M. . 1978 . Chemical Test for Red-Pigmented Sections of Sphagnum: Survey of 17 North American Species . The Bryologist . 81 . 4 . 602–605 . 10.2307/3242353. 3242353 .