Macrocoma tenuis

(Hooker & Greville) Vitt

Rev. Bryol. Lichénol. 39: 217. 1973.

Basionym: Orthotrichum tenue Hooker & Greville Edinburgh J. Sci. 1: 120, plate 5 [lower left]. 1824
Treatment appears in FNA Volume 28. Treatment on page 43.

Leaves with basal laminal cells bulging, papillose-mammillose. Seta dextrorse, smooth. Capsule 1.3–2 mm; exothecial cells not or slightly differentiated; peristome consisting of low papillose membrane. Calyptra often splitting by one cleft along one rib.


V28 52-distribution-map.gif

se United States, Mexico, West Indies, Central America, South America, Asia, s Africa, Pacific Islands (New Zealand), Australia.


Subspecies 2 (1 in the flora).

Subspecies tenuis is Old World in distribution.

Selected References