8.40. Begonia varistyla Irmsch., Bot. Jahrb. Syst. 76: 80 (1953). – Type: Bolivia, Santa Cruz

Department, Cerro Hosana, [17°50′S, 64°9′W], 1300 m, 10 viii 1917, J. Steinbach 3360 (lectotype B [B100243044] designated here) .

R.C. Foster, Contr. Gray Herb. 184: 138 (1958); D.C. Wasshausen et al. in P.M. JØrgensen et al. (eds), Cat. Bolivia, Monogr. Syst. Bot. Missouri Bot. Gard. 129: 386 (2013).

Distribution. Endemic to Bolivia.

Nomenclatural notes. Irmscher cited the collection J. Steinbach 3360 in the protologue of Begonia varistyla (Irmscher, 1953) . We lectotypify based on the only known duplicate of this collection, which is in Berlin herbarium.

Identification notes. See Identification notes for Begonia buchtienii .