Sphaerangium lorentzii (Müll. Hal.) Paris
Ξ Astomum lorentzii (Müll. Hal.) Broth. in Engl. & Prantl, Nat. Pflanzenfam. I(3): 397. 1902.
Specimen. – L’Assomption, dans les clairières des broussailles, juin 1881, Balansa 3624 (G [1885], G00042406) [published in BESCHERELLE, 1885: 17] .
Comments. – Number 3624, with locality information of “Paraguay, summitate montis Cerro de Yuguaron, in terra planitiei, 17 junio 1879 ” was used as the type of Aucaulon nanum Müll. Hal.