Peterjamesia Circumscripta (Leight.) D

n Peterjamesia circumscripta (Leight.) D. Hawksw. (Roccellaceae: Ascomycota): First record to continental istributio D

raphic Emerson Luiz Gumboski g South America eo and Sionara Eliasaro G 1 Universidade Federal do Paraná, Departamento de Botânica, Centro Politécnico. CEP 81531-980. Curitiba, PR, Brazil. n * Corresponding author. E-mail: [email protected] o

otes N

Abstract: Peterjamesia circumscripta, previously known from Australia, Europe, North Africa, North and Central America,

and Galapagos Islands was collected in southern Brazil. This is the first record of this species in continental South America.

Peterjamesia D. Hawksw. (Roccellaceae) is a genus within lichenized fungi with two species, characterized by having a crustose thallus, absence of an upper cortex with 2011).Thallus crustose, saxicolous, continuous, rarely the upper surface consisting of a gelatinous layer with cracked,Synonyms: whitish see Sparrius to grayish, (2004) up to and 18 Hawksworth cm in diameter, (2006). 170– randomly interwoven hyphae; ascomata perithecioid not arranged in stroma-like structures and without carbonized parts; dark, narrowly ellipsoid ascospores constricted smooth310 μm verrucose, thick, algal frequently layer 40–60(–85) pruinose, μm black thick, prothallus medulla around at least one septum; wide paraphysoids without oftenwhite present; to ochraceous, cortex 80–270absent, gelatinous μm thick, layerupper 10–15(– surface widenedPeterjamesia tips, and circumscripta a hyaline hypothecium (Leight.) D. densely Hawksw., filled the mm18) μmin diameter, thick, medulla immersed, white, rounded frequently to slightly inspersed elongated, with withgenus calcium type species, oxalate crystals is reported (Sparrius from 2004). Australia (Archer frequentlycalcium oxalate arranged crystals. in Ascomata lines; thalline perithecioid, margin up absent, to 0.4 disc black, frequently white pruinose; proper excipulum 1989), North and Central America (Egea and Torrente and Elix 2003), Europe, North Africa (Torrente and Egea P. sorediata 10–18 μm thick, brown above, pale below, with hyaline and1995; M. SparriusA. Allen) 2004),D. Hawksw. and Galapagosis known only Islands from (Aptroot Europe reddish,crystals, hymenium8–spored; ascospores hyaline, 100–175 brown, μm oblong-fusiform, high, I+ dark and Sparrius 2008), while et al.(Sparrius, P. James blue, paraphysoids branched, asci cylindric to clavate, I+ around septa, tapering to one end, I–. Conidiomata not and northwestern Africa (Sparrius 2005). The first seen.17–25 × 5–8(–10) μm, 4–7 septate, often constricted is cited for both, temperate and tropicalet al. areas (Sparrius 2004;Peterjamesia Aptroot and circumscripta Sparrius 2008), was foundwhile duringthe last a issurvey cited deep golden yellow ,UV–; secondary metabolites: psoromic ofonly saxicolous for temperate lichens areas on (Sparriusrocky shores in 2005). southern Brazil, acidSpot (TLC). tests: Thallus K– or K+ dirty yellow, C–, KC–, P+ always in the wave protected side of rocks in shady places. Material examined: BRAZIL. Santa Catarina: herbaria. E. Gumboski 1680, TheThe specimens specimens were were deposited examined inusing the standard JOI and stereo- UPCB Municipality1681, 1688 of São Francisco do Sul, Morro da Enseada, 26º13’44’’E. Gumboski S, 48º29’54’’ 2665 W,, 2666 4-IX-2009,, 2673, 2674, 2680, 2702, ascomata were mounted in water and Lugol’s solution 2705, 2709, 2714 (UPCB), 26º13’37’’ S, 48º29’49’’ W, 22-IX- and light microscopy techniques. Sections of the thalli and 2011, E. Gumboski and F. Beilke 2973, chromatography using solvent system C, according to 2987, 3011, 3013 (JOI), MunicipalityRio Grande doof Penha,Sul, Municipality 26º48’22’’ Culberson(I). Chemical and constituentsAmmann (1979) were and identified Elix and byErnst-Russell thin layer S, 48º35’48’’ W, 25-X-2011, (1993). E. Gumboski, (JOI). S. Eliasaro and F. Beilke 3059, 3093, 3097of Torres,, 3119 Morro (UPCB). do Farol, 29º20’43’’ S, 49º43’39’’, 11-XI- Peterjamesia circumscripta (Leight.) D. Hawksw., 2011, Lichenologist Peterjamesia circumscripta is found within mosaics of Basionym: Sagedia circumscripta (Taylor) Leight., Brit. Buellia s. lat, Caloplaca 38(2): 187. 2006. and Opegrapha appear to be the most frequent around the other crustose lichens. Specimens of

Angiocarp. Lich.: 24, 73, plate 8, fig. 2. 1851 (fide Arcadia 267 Gumboski and Eliasaro | First record of Peterjamesia circumscripta to continental South America

Peterjamesia can be differentiated from Sclerophyton in the The Bryologist the others lichens by the numerous ascocarps that are Egea, J.M. and P. Torrente. 1995. The lichenA catalogue genus of standardized thin species.minute and In field,usually aggregated into lines. layerSonoran chromatographic Desert. data and 98(2): biosynthetic 207-217. relationships for lichen Elix,substances J.A. and K. D.nd Ernst-Russell.Edition. Canberra: 1993. Australian National University.

Acknowledgments: Tomaselli’s. 2 generic names necessitates Peterjamesia gen. nov. Hawksworth,for Sclerophyton D.L. 2006. circumscriptum Misunderstanding and an the additional status of species. Ciferri andThe The authors are grateful to Dr. Laurens B. Sparrius Lichenologist to(BIO.DIV, the anonymous The Netherlands) reviewers and for Dr. comments Adriano A. on Spielmann earlier versions (Universidade of the Enterographa and Sclerophyton. Federal de Mato Grosso do Sul, Brazil) for providing valuable bibliography, Bibliotheca Lichenologica 38(2): 187-190. Sparrius, L.B. 2004. A monograph of manuscript, and to CAPES (Coordenadoria de Aperfeiçoamento de Sclerophytomyces circumscriptus 89: 1-141.. Lichenologist Pessoal de Nível Superior) for granting financial support to Gumboski. Sparrius, L.B.; P.W. James and M.A. Allen. 2005. The sorediate variety of Literature Cited mediterranea de la peninsula Iberica y norte de37(4): Africa. 285-289. Bibliotheca Torrente,Lichenologica P. and J.M. Egea. 1989. La familia Opegraphaceae en el area Islands, with the new species Schismatomma spierii. The Bryologist Aptroot, A. and L. Sparrius. 2008. Crustose Roccellaceae in the Galapagos 32: 1-282.

Peterjamesia111(4): 659-666. circumscripta. The Lichenologist Arcadia, L. 2011. Notes on two early publications, and a remark on Sclerophyton. Australasian Lichenology 43(2): 187-188. Archer, A.W. and J.A. Elix. 2003. Additional lichen records from Australia Dünnschichtchomatographie52. The genus von Flechtensubstanzen. 52: Herzogia 19. 5: Received: November 2011 Culberson, C.F. and K. Ammann. 1979. Standardmethode Accepted: January 2012 : Matias Cafaro Published online: May 2012 1-24. Editorial responsibility

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