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Meripilus concrescens (Mont.) Motato-Vásq.,Westphalen & Rajchenb. 2025

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Meripilus concrescens (Mont.) Motato-Vásq.,Westphalen & Rajchenb., Mycologia (2025)
Meripilus concrescens (Mont.) Motato-Vásq.,Westphalen & Rajchenb. 2025

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Indigenous, non-endemic
Present
New Zealand
Political Region

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Motato-Vásq.,Westphalen & Rajchenb.
Mont.
(Mont.) Motato-Vásq.,Westphalen & Rajchenb.
2025
ICN
species
Meripilus concrescens

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concrescens

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Type: Lignicolous Fungi; Description: Basidiomata annual, solitary or closely grouped, leathery, usually pendulous, suspended from a short, vertical, central (occasionally lateral) stipe-like extension. Pilei disc- or trumpet-shaped when solitary, 5–15 mm in diameter, 1–2 mm thick; when closely packed, often fused at the margins and forming a continuous sheet attached by numerous stipe-like projections, up to 50 × 20 mm. Pileus surface often radiately striate, smooth or finely tomentose, cream grey or light brown, sometimes with concentric bands of light and dark grey, margin turned upwards, entire or finely toothed. Pore surface concave, often tearing into segments, white or cream; pores minute, 9–10 per mm. Context white or light brown, 0.2–0.5 mm thick. Hyphal system monomitic. Basidiospores globose, 4–5 μm in diameter, smooth, hyaline.
Distribution: Northland, Auckland, Waikato, Bay of Plenty, Taupo, Rangitikei, Wellington, Hawkes Bay, Marlborough.; 1st Record: Berkeley (1855: as Polyporus catervatus).
Significance: The cause of a white-pocket heart rot characterised by a honeycomb-like system of angular cavities separated by thin partitions of sound wood.; Host(s): Dacrydium cupressinum, Laurelia novaezelandiae, Nothofagus fusca, N. truncata, Prumnopitys taxifolia.

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Polyporus catervatus sensu G. Cunn. (1927)
Polyporus vernicifluus Berk. (1859) [1860]
Rigidoporus concrescens (Mont.) Rajchenb. (1992)
Rigidoporus concrescens (Mont.) Rajchenb. (1992)

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aa0a63ee-86ef-47e2-8def-0d5f94938962
scientific name
Names_Fungi
27 May 2025
13 July 2025
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