thalline


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thalline

(ˈθælaɪn)
n
(Chemistry) chem a chemical compound used for medicinal purposes
adj
(Botany) botany relating to a thallus
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
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The squamules can be convex, concave or convoluted, erect and elongated or flat and [+ or -] distinctly peltate, brown, olivaceous or blackish, matt, glossy or often covered by a bluish white pruina; the apothecia remain completely immersed or are secondarily raised above the thallus surface and then surrounded by a thalline margin.
Apothecia sessile, constricted at the base, scattered, 0.35-1.45(-2) mm diam.; disc reddish orange, cinnabarred to dark purple, rarely pruinose, thalline margin well developed, entire, smooth to weakly crenulate or undulate.
Apothecia immersed in the thallus or sessile, scattered, rarely in groups (2-3), (0.18-)0.2-0.6(-2.5) mm diam.; disc dark red, epruinose, thalline margin poorly developed, thin, entire, smooth to weakly crenulate.
This species has small tan to yellowish apothecia with greenish yellow thalline margins.