Rigidoporus microporus (Sw.) Overeem, 1924

Zambrano-Forero, Cristian J, Davila-Giraldo, Lina R, Motato-Vasquez, Viviana, Villanueva, Paula X, Rondon-Barragan, Iang S & Murillo-Arango, Walter, 2023, Diversity and distribution of macrofungi (Ascomycota and Basidiomycota) in Tolima, a Department of the Colombian Andes: an annotated checklist, Biodiversity Data Journal 11, pp. 104307-104307 : 104307

Rigidoporus microporus (Sw.) Overeem, 1924

Materials

Type status: Other material. Occurrence: catalogNumber: LRD 139 ; occurrenceID: 64903204-8A99-5AC0-BF54-E360FA7EE237; Location: higherGeography: Colombia; Tolima; Municipality of Líbano; Santa Librada Reserve ; verbatimElevation: 1100 m; verbatimCoordinates: 4°52'48.4"N 75°01'17.4"W; Event: eventDate: 29 Sep 2019; Record Level: collectionCode: FUT Type status: Other material. Occurrence: catalogNumber: LRD 137 ; occurrenceID: E25B4BB5-7569-52DD-8BF7-A4C125D0273B; Location: higherGeography: Colombia; Tolima; Municipality of Líbano; Santa Librada Reserve ; verbatimElevation: 1100 m; verbatimCoordinates: 4°52'48.3"N 75°01'17.4"W; Event: eventDate: 29 Sep 2019; Record Level: collectionCode: FUT

Notes

Species very similar to P. lineatus , separated by the absence of cystidia. This is the first record of the species for the Department of Tolima.

Diagnosis

Basidiome pileate, broadly attached, growing in clusters (Fig. 3 A). Pileus upper surface first reddish-orange to reddish-brown and velutinate. Pore surface first bright orange to yellowish-brown. Pores angular, 8-11 per mm. Hyphal structure monomitic; generative hyphae with simple septa, thick-walled. Cystidioles present only in one of the examined specimens. Basidiospores subglobose, hyaline, thin-walled, negative in Melzer’s Reagent, 3.7-5 × 3-4.8 µm.

Figures

Figure 3. Fresh basidiomata of species as new records for the Department of Tolima. A Basidiomata of Rigidoporus microporus (LRD 137); B Basidiomata of Rigidoporus vinctus (LRD 144); C Basidiomata of Podoscypha venustula (ZF 29); D Basidiomata of Diplomitoporus hondurensus (ZF 38); E Basidiomata of Echinochaete brachypora (ZF 39); F Basidiomata of Lentinus velutinus (LRD 136); G-H Basidiomata of Nigroporus vinosus (LRD 125); I Basidiomata of Polyporus dictyopus (LRD 9); J Basidiomata of Trametes maxima (PXVB 21); K Basidiomata of Trichaptum sector (PXVB 7). Scale bars = 1 cm. Photos by: Lina Davila (I); Ana Maria Davila (B); Paula Villanueva (A, C, D, E, F, G, H, J, K)