Etymology: Referring to the similarities to Agaricus sect. Minores.
Type name: Agaricus martinicensis Pegler, Kew Bulletin Additional Series 9: 446 (1983)
Basionym: Agaricus subgen. Minoriopsis Linda J. Chen, L.A. Parra, Callac, Angelini & Raspé, in Chen, Callac, Parra, Karunarathna, He, Moinard, De Kesel, Raspé, Wisitrassameewong, Hyde & Zhao, (2017)
Literature: Parra, LA; Angelini, C; Ortiz-Santana, B; Mata, G; Billette, C; Rojo, C; Chen, J; Callac, P. 2018. The genus Agaricus in the Caribbean. Nine new taxa mostly based on collections from the Dominican Republic. Phytotaxa. 345(3):219-271
Schäffer’s and KOH reactions not performed on fresh collections. Schäffer’s reaction positive dark reddish purple or reddish brown and KOH reaction yellow when observed on the pileus surface of dried collections. Odor of anise or almonds when rubbed or cut (see note below). Annulus superous, thick at the margin, two layered (double), fibrillose squamose sometimes with the scales radially arranged as a cogwheel near the margin in its lower surface. Cheilocystidia generally simple or with one or two septa at the base, usually clavate, pyriform, more or less globose or fusiform, sometimes rostrate or absent in some collections. Spores lacking a rudimentary apical pore.