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Nuytsia
The journal of the Western Australian Herbarium

Cover of Volume 36

Volume 36

https://doi.org/10.58828/nvol01036

Volume 36 (16 May 2025)


Samolus intricatus (Primulaceae), a new species of Brookweed from semi-arid to arid-zone wetlands of north-western Western Australia

MARKEY, A.S., Nuytsia 36: 1–8 (2025)

A new species of Goodenia (subg. Porphyranthus sect. Ebracteolatae) from arid Western Australia and the Northern Territory

ALBRECHT, D.E., SAGE, L.W. AND SCHUBERT, A., Nuytsia 36: 9–14 (2025)

Calandrinia sp. Boolardy Station (P. Jayasekara 719-JHR-01) is a synonym of C. mirabilis (Montiaceae)

OBBENS, F.J., Nuytsia 36: 15–17 (2025)

Corrigendum

Corrigendum to: Stylidium miscellany IV: novel species, recircumscriptions and range extensions for northern Australia

WEGE, J.A., BRENNAN, K.G., BEAN, A.R., BARRETT, R.L., DILLON, S.J. AND BARRETT, M.D., Nuytsia 36: 19–19 (2025)

The occurrence of Convolvulus crispifolius (Convolvulaceae) in Western Australia

HISLOP, M., Nuytsia 36: 21–23 (2025)

The concept of Leucopogon sp. Busselton (Ericaceae: Styphelioideae: Styphelieae) expanded to include L. sp. D. Perth Flora

HISLOP, M., Nuytsia 36: 25–26 (2025)

Clarification of Amanita umbrinella (Agaricales: Amanitaceae: Amanita sect. Amarrendiae) and three new, related agaricoid species from Australia

DAVISON, E.M., GIUSTINIANO, D. AND CATCHESIDE, P.S., Nuytsia 36: 27–59 (2025)

Details PDF
Amanita umbrinella E.-J.Gilbert & Cleland is re-described based on the lectotype and collections from around Australia; Amanita umbrinelloides A.E.Wood is synonymised with it. Additional information is provided for A. muriniflammea Tulloss, A.M.Young & A.E.Wood. Three closely related species are described herein as: Amanita horizontalis E.M.Davison & Giustiniano, Amanita doreta E.M.Davison & Giustiniano, and Amanita cinereoalba E.M.Davison, Giustiniano & P.S.Catches. Amanita horizontalis differs from A. umbrinella in its taller habit, in having a membranous partial veil that is horizontal when young, ellipsoid to elongate spores, and in molecular sequences. It occurs in South Australia, Tasmania, Victoria and Western Australia. Amanita doreta is similar in appearance to A. horizontalis and has similar shaped spores; but it differs in molecular sequences and occurs in Western Australia. Amanita cinereoalba is a grey, small to medium sized species with a descendent, evanescent partial veil, and large, broadly ellipsoid to ellipsoid spores. It differs in molecular sequences and occurs in South Australia. The 28S gene region indicates A. cinereoalba is closely related to the sequestrate species A. grandis (Bougher) Justo and A. oleosa (Bougher & T.Lebel) Justo.