Fissidens yucatanensis Steere, Amer. J. Bot.

Gomes do Nascimento, Géssica Maria, Mendes da Conceição, Gonçalo, Fernandes Peralta, Denilson & Oliveira, Hermeson Cassiano de, 2019, Bryophytes of Serra da Capivara National Park, Piauí, Brazil, Check List 15 (5), pp. 833-845 : 841

Fissidens yucatanensis Steere, Amer. J. Bot. 22: 397.

1935.

Materials examined. Table 1.

Identification. Characterized by lanceolate leaves, acute apex with hyaline or reddish cells, unipapillose. It resem- bles Fissidens angustifolius Sull. and Fissidens goyazensis Broth. However , F. angustifolius has precurrent costa, limbidium not terminating below the apex and the absence of hyaline apical cells, whereas F. goyazensis differs by ligulate leaves and percurrent to excurrent costa. Habitat: rupicolous and terricolous.

Brazilian range. CE, PA, PB. New record for Caatinga.

Fissidens zollingeri Mont., Ann. Sci. Nat., Bot. 34: 114. 1845.

Materials examined. Table 1.

Identification. Recognized by large, long-rectangular, pellucid cells in the mid region of the vaginate lamina; oblong-lanceolate completely limbate leaves. It resembles F. bryoides and F. crispus , however, the former has percurrent costa and shorter leaves, while the latter has percurrent costa or ending a few cells below the apex, and dentate margin of the apex and dorsal lamina. Habitat: rupicolous and terricolous.

Brazilian range. AC, AL, AM, BA, CE, DF, ES, GO, MA, MG, MS, MT, PA, PB, PE, PR, RJ, RO, RR, RS, SC, SE, SP, TO.