Menegazzia williamsii

Menegazzia williamsii is a species of foliose lichen in the family Parmeliaceae. Found in New South Wales, Australia, it was described as a new species in 2019 by lichenologist Gintaras Kantvilas.

Menegazzia williamsii
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Fungi
Division: Ascomycota
Class: Lecanoromycetes
Order: Lecanorales
Family: Parmeliaceae
Genus: Menegazzia
Species:
M. williamsii
Binomial name
Menegazzia williamsii
Kantvilas (2019)

Taxonomy

The type specimen was collected from Point Lookout (New England), at an altitude of 1,500 m (4,900 ft). Here it was found growing in scrub on twigs of Banksia integrifolia subsp. compar. The lichen is only known to occur in this area, where it grows as an epiphyte on twigs, branches, and trunks in wet scrub and forest dominated by sclerophyll. It also occurs in rainforest dominated by Antarctic beech (Nothofagus moorei). The specific epithet honours Australian botanist John Beaumont Williams, "who co-collected some of the material on which the description is based and had an intimate knowledge of the botany of the New England region of northern New South Wales".[1]

Description

The main characteristics of Menegazzia williamsii are an inflated and fragile thallus lacking soredia; the presence of the secondary chemical stictic acid and the lack of isopigmentosin; asci with two spores; and a scattered (inspersed) epihymenium. Other Menegazzia species with which it shares some characteristics include M. elongata, M. platytrema, and M. pertransita.[1]

See also

References

  1. Kantvilas, Gintaras (2019). "Further additions to the genus Menegazzia A. Massal. (Parmeliaceae) in Australia, with a revised regional key". The Lichenologist. 51 (2): 137–146. doi:10.1017/s0024282919000057. S2CID 149618362.
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