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FNA | Family List | FNA Vol. 27 | Funariaceae | Entosthodon

8. Entosthodon planoconvexus (Bartram) Grout, Moss Fl. N. Amer. 2: 80. 1935.

Funaria planoconvexa Bartram, Bryologist 31: 94, plate 9, figs. G-L. 1928

Plants 2-7 mm, yellowish green, the main axis often arising from a short fleshy rhizome. Leaves variously contorted when dry, oblong to obovate or spathulate, imbricate, somewhat concave, mostly 2-3 mm; margins serrulate distally; apices acute, abruptly narrowing to a short filiform point about 250 µm in length; costa ending 5-9 cells before the apiculus; basal laminal cells rectangular (50-55 × 20-35 µm), distal cells irregularly quadrate to elongate-hexagonal to short-rectangular, little differentiated along the margins. Seta 6-10 mm, straight, twisted, hygroscopic. Capsule yellowish to brownish, ovoid-pyriform with about half the length in the apophysis, 2-3 mm, sulcate when dry and empty; exothecial cells scarcely thickened, narrowly oblong and transversely elongate in 5-7 rows proximal to the mouth; operculum planoconvex; peristome well developed, exostome teeth reddish brown to brownish yellow, lanceolate, striate papillose, trabeculate basally, terminating in a coarsely papillose tip, endostome evanescent with low, broad, segments. Calyptra cucullate, long-beaked, inflated around the capsule, large, smooth. Spores 20-25 µm, bacculate-insulate.

Sandy soil, canyons and desert washes; moderate to high elevations; Ariz., Calif., Utah.


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