Pseudocyphellaria lividofusca
Biostatus
Native – Endemic taxon
Current conservation status
2018 | At Risk – Naturally Uncommon
Category
Lichen
Structural class
Lichens - Foliose
Lichen substrate
Corticolous (bark, wood)
Detailed description
Thallus thick, coriaceous, orbicular to spreading, ± loosely attached, 5-10(-15) cm diam. Lobes rounded at apices, ± elongate-flabellate, contiguous to subimbricate, sinuses circular, margins entire, slightly thickened, shallowly notched or incised, sometimes subascendent. Upper surface bright lettuce-green to glaucous-green when wet, suffused brownish-red at apices, pale greyish- green or brownish when dry, undulate or ± plane, smooth, matt or shining, with small, white, punctate to raised white pseudocyphellae. Medulla white. Photobiont green. Lower surface tomentose to margins, pale buff or ochraceous-brown at margins, brown-black centrally. Pseudocyphellae numerous, round to irregular, white with a ± prominent margin. Apothecia sparse to moderate, submarginal, to 6 mm diam., disc concave to plane, red-brown, matt, epruinose, margins thin, pale, crenulate. Ascospores brown, 1-3-septate, 27-37 × 5-7(-10) µm.
Chemistry: 7β-acetoxyhopan-22-ol, hopane-7β,22-diol (tr.), hopane-15α,22-diol.
Also has a photosymbiodeme (cyanobacterial form) formerly referred to as Pseudocyphellaria knightii.
Substrate details
Corticolous
Detailed taxonomy
Genus
Family
Endemic taxon
Yes
Endemic genus
No
Endemic family
No
Other information
NVS code
The National Vegetation Survey (NVS) Databank is a physical archive and electronic databank containing records of over 94,000 vegetation survey plots - including data from over 19,000 permanent plots. NVS maintains a standard set of species code abbreviations that correspond to standard scientific plant names from the Ngä Tipu o Aotearoa - New Zealand Plants database.
PSELIV
Referencing and citations
References and further reading
Galloway D.J. 1985: Flora of New Zealand: Lichens. Wellington: PD Hasselberg, Government Printer. 662 pp.
Galloway D.J. 2007: Flora of New Zealand: Lichens, including lichen-forming and lichenicolous fungi. 2nd edition. Lincoln, Manaaki Whenua Press. 2261 pp.
Attribution
Some of this factsheet information is derived from Biota of New Zealand and is used under a Creative Commons Attribution 4.0 International licence.