Placopsis rhodophthalma (Müll.Arg.) Räsänen
Details
Placopsis rhodophthalma (Müll.Arg.) Räsänen, Ann. Bot. Soc. Zool.-Bot. Fenn. “Vanamo” 2: 25 (1932)
Placopsis rhodophthalma (Müll.Arg.) Räsänen
Biostatus
Nomenclature
(Müll.Arg.) Räsänen
Müll.Arg.
Räsänen
1932
25
ICN
species
Placopsis rhodophthalma
Classification
Synonyms
Descriptions
Placopsis rhodophthalma (Müll.Arg.) Räsänen
Thallus subdeterminate or effuse, sometimes effigurate at periphery with poorly-defined lobes to 1.5 mm long, saxicolous and terricolous. Upper surface continuous or sparingly cracked, never areolate, slightly wrinkled or warted-uneven, more rarely smooth, whitish, glaucous-white, creamish or with a purplish or rosy tinge, without isidia or soredia. Cephalodia scattered, sessile, irregular to ± orbicular, flattened, to 1.5 mm diam., wrinkled or radially folded, effigurate, pale yellowish or flesh-coloured, matt. Apothecia irregularly scattered, subpedicellate, orbicular, to 2.5 mm diam., thalline margins thick, entire, matt, epruinose, proper margin finally developed, slightly prominent, entire, pink or pale brown, disc plane to subconvex, smooth, rose-red, pinkish or red-brown, matt, glabrous or white-pruinose. Hymenium 210-310 µm tall, nubilated in upper parts. Hypothecium colourless. Ascospores uniseriate, broadly ellipsoid, 20-27 × 9-18 µm. Pycnidia rarely seen. Chemistry: Cortex K-, C+ red; medulla K- or brownish, C+ red, Pd-.
Taxonomic concepts
Lecanora rhodophthalma Müll.Arg.
Placopsis rhodophthalma (Müll.Arg.) Räsänen
Lecanora rhodophthalma Müll.Arg.
Placopsis rhodophthalma (Müll.Arg.) Räsänen
Placopsis rhodophthalma (Müll.Arg.) Räsänen
Placopsis rhodophthalma (Müll.Arg.) Räsänen
Placopsis rhodophthalma (Müll.Arg.) Räsänen
Placopsis rhodophthalma (Müll.Arg.) Räsänen
Placopsis rhodophthalma (Müll.Arg.) Räsänen
Placopsis rhodophthalma (Müll.Arg.) Räsänen
Placopsis rhodophthalma (Müll.Arg.) Räsänen
Placopsis rhodophthalma (Müll.Arg.) Räsänen
Historic biostatus
Collections
Metadata
bb2a62c6-86aa-4257-93eb-de6f72158850
scientific name
Names_Plants
1 January 2000
11 October 2013