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Family ANDREAEACEAE Dumort. Andreaea borbonica Besch. R (Bescherelle 1880a: 328). N Andreaea mildbraedii Broth. — Voucher: (Hedderson 17872; Piton des Neiges; 2900 m alt.; 3.X.2011; BOL, PC, det. T. A.J. Hedderson). N Andreaea subulata Harv. — Voucher: (Bardat REU1140; Le Tevelave; 1735 m alt.; 28.IV.2010; REU, det. J. Bardat). Andreaea tsaratananae Thér. M (De Sloover 1977: 159). Possibly a synonym of Andreaea flexuosa (B. Murray, pers. comm.).
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Wilding et al. (2026) studied this question.