Zygodon conoideus

(Dickson) Hooker & Taylor

Muscol. Brit., 71. 1818.

Basionym: Bryum conoideum Dickson Fasc. Pl. Crypt. Brit. 4: 9, plate 11, fig. 2. 1801
Treatment appears in FNA Volume 28. Treatment on page 80. Mentioned on page 79.

Plants to 0.7 cm. Stem leaves loosely erect and not contorted when dry, spreading to ± recurved when moist, oblong-lanceolate, 1–1.7 mm; margins entire; apex broadly acute, apiculus abrupt; costa ending near apex, abaxial surface covered by cells distally; basal laminal cells subquadrate to short-rectangular; distal cells 9–14 µm, papillae 2–4 per cell, walls somewhat thick. Specialized asexual reproduction by cylindric to fusiform gemmae, longitudinal walls absent. Sexual condition dioicous. Sporophytes unknown.

Habitat: Tree trunks, dead branches
Elevation: low elevations


Zygodon conoideus is distinguished from Z. viridissimus by its wider, oblong-lanceolate leaves, larger laminal cells, and gemmae that have 4–7 horizontal, but no longitudinal, septa. The apiculus usually has a long, clear terminal cell.

Selected References


Lower Taxa