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Published In: Bryologia Universa 2: 81. 1827. (Bryol. Univ.) Name publication detail

Project Name Data (Last Modified On 6/18/2009)
Acceptance : Accepted
Notes     (Last Modified On 11/1/2012)
general taxon notes:

Hymenostylium contains 18 species distributed worldwide; two species in the Neotropics. The genus is characterized by the absence of a hyalodermis and central strand, the oblong-lanceolate or ligulate-keeled leaves, with the laminal cells bearing one or more low papillae not obscuring lumen, absence of ventral epidermis on costa, presence of two stereid bands, columella remaining attached to the operculum, after dehiscence or not, and eperistomate capsule.


Hymenostylium contiene 18 especies distribuidas en todo el mundo; dos especies en el Neotrópico. El género se caracteriza por la ausencia de hialodermis y cordón central, las hojas oblongo-lanceoladas o ligulado-quilladas, con las células de la lámina portando una o más papilas bajas que no obscurecen el lumen, ausencia de epidermis ventral sobre la costa, presencia de dos bandas de estereida, columela permanece adherida al opérculo, después de la dehiscencia o no y cápsula eperistomada.


Status Unknown:

Hymenostylium contextum Herzog, Biblioth. Bot. 87: 29. 1916. Type: Bolivia. An nassen Felsen der Cerros de Malaga, 4000 m, Herzog 4376.

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