Lichens (1985) - Flora of New Zealand Lichens
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Catillaria corroborans (Stirt.) Zahlbr.

C. corroborans (Stirton) Zahlbr., Cat. lich. univ. 4: 35 (1926).

Lecidea corroborans Stirton, Proc. phil. Soc. Glasg. 10: 298 (1877).

L. melaclina Nyl., Lich. N.Z.: 88 (1888).

Catillaria weinmanniae Zahlbr., Denkschr. Akad, Wiss. Wien math.-naturwiss. Kl. 104: 312 (1941).

C. intermixta var. pallescens Zahlbr., Denkschr. Akad. Wiss. Wien math.-naturwiss. Kl. 104: 315 (1941).

C. melaclina (Nyl.) Zahlbr., f. areniseda Zahlbr., Denkschr. Akad. Wiss. Wien math-naturwiss. Kl. 104: 312 (1941).

Type: New Zealand. Near Wellington. J. Buchanan, ?GLAM not found.

Lecidea melaclina. Lectotype: New Zealand. Sine loco (prob. Wellington). Charles Knight 109, 1867, H-NYL 18195!

C. weinmanniae. Type: New Zealand. Otago, Akatore on Weinmannia racemosa, G. Simpson 140, W - not seen.

C. intermixta var. pallescens. Type: New Zealand. Otago, Flagstaff Hill, Dunedin. J.S. Thomson ZA266, W - not seen.

C. melaclina f. areniseda. Type: New Zealand. Southland, Conical Hills. G.B. Rawlings G51, W - not seen.

Thallus olive greenish with a yellowish greyish tinge, continuous, or minutely cracked, in places noticeably areolate to diffract, smooth to minutely roughened-granular, matt or shining, not delimited at margins by a black prothallus, in irregular patches or bands, 0.5-5 cm diam., corticolous (bark or twigs). Apothecia prominent, scattered, solitary to 1-3-confluent, sessile, rounded to ± irregular through mutual pressure, 0.5-3.0 mm diam., concave at first becoming plane or convex, disc black or dark olivaceous brown-black, matt, epruinose, margins prominent, ± persistent, black, slightly raised, entire to flexuose, proper exciple below fruit, thick, carbonised. Epithecium 20-25 µm thick, olive green or bluish. Hymenium 250-360 µm thick, colourless. Hypothecium 200-250 µm thick, black or brown-black. Paraphyses simple, 2 µm thick, conglutinate, not, or only slightly thickened at apices. Ascospores broadly ellipsoid or oval, apices pointed at one end or both ends rounded, slightly constricted at septum, locules ± equal, 10-13(-18) × (17-)20-33(-38) µm.

N: North Auckland to Wellington. S: Nelson to Southland. St: Widely distributed on bark and twigs of smooth-barked trees and shrubs in lowland forest.

Endemic

This species is probably best accommodated in Catinaria.

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