Bartramiaceae Schwägr.

Gomes do Nascimento, Géssica Maria, Conceição, Gonçalo Mendes da, Fernandes Peralta, Denilson & Oliveira, Hermeson Cassiano de, 2020, Bryophytes of Sete Cidades National Park, Piauí, Brazil, Check List 16 (4), pp. 969-988 : 972

Family Bartramiaceae Schwägr.

* Philonotis cernua (Wils.) Griffin & W.R. Buck

New records. BRAZIL • 23 specimens; Piracuruca, Sete Cidades National Park , Cachoeira Riachão; 04 °

27′40″ S, 041°56′30″W; 19 Feb. 2017; G. M. G Nascimento leg. (HUESPI 395, 397, 407, 408, 411, 416, 423, 434, 435, 436, 437, 442, 444, 445, 446, 449, 450, 466, 475, 477, 485, 514, 524) • 2 specimens; I Cidade; 04°05′70″S, 041° 40′80″; 17 Jul. 2017; G. M. G Nascimento leg. (HUESPI 753, 739) .

Identification. Leaves narrow-lanceolate, with acuminate and denticulate apex; distal papillae clear; base cells long-rectangular, denticulate margin with row of simple cells; costa excurrent. Briocenological group: saxicolous.

Brazilian range. CE, DF, GO, MA, MG, MT, PB, PR, RJ, RS, SC, SE, SP (broadly distributed).

* Philonotis elongata (Dism.) H.A. Crum & Steere Figure 8

New records. BRAZIL • 1 specimen; Piracuruca , Sete Cidades National Park, Cachoeira Riachão; 04°27′40″S, 041°56′30″W; 19 Jul. 2017; G. M. G Nascimento leg. (HUESPI 527) .

Identification. Leaves spirally arranged, oblong-lanceolate; apex erect, acuminate; margin denticulate to delicately serrated. Briocenological group: saxicolous.

Brazilian range. AM, BA, CE, MG, MT, PB, PE, PR, SP (moderately distributed).