Items 1 – 20 of Dumortiera hirsuta (Sw.) Nees you can join if you are interested in participating in a survey for species like Dumortiera hirsuta (Sw.) Nees. Taylor, Hygrophila nepalensis Taylor, Dumortiera nepalensis () Nees, Dumortiera hirsuta var. trichopus Spruce, Marchantia hirsuta Sw. Download scientific diagram | Dumortiera hirsuta (A) Gametophytic thalli (B) Disk shaped antheridia with bristles (C) archegoniophore with several sporophytes.

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Calyptrae 2- to 3-layered after fertilization.

Species specific search options Taxon Hierarchy. What hirzuta can do The large thallose liverworts are easier to identify than many bryophytes, since with experience most of them can be determined using a x10 hand lens without birsuta microscopy. Observation specific search options Observed during. Sexes may be on separate plants dioicous or different branches of the same plant autoicous. The current map showing distribution of species is only indicative. Liverworts Hepaticae and Anthocerotae.

The species occurs in Western Europe, the Mediterranean region, Macaronesia, and widely in tropical regions of the world. Asexual reproduction by specialized propagules lacking. Uses and Management Uses and Management. Related observations Show all.

World Flora Online

Links British Bryological Society. Checklists specific search options Observed during. Natural History Natural History. Rajesh and Madhusoodanan P. Click on map to open large map in new window. Archegonia in stalked, terminal archegoniophores, up to 7 per archegonial cavity.

The Glenarm locality is one of the northernmost known for the species, which reaches the northern limit of its world range in south-western Scotland. Its name is derived from the presence of minute hairs at the thallus margins.


Bryophytes of Wayanad in Western Ghats. In shady dumorttier areas of forests, on rocks near water courses, on submerged rocks, on exposed roots of higher plants, etc. Basal tissue with few oil cells, without mucilage cavities.

The male receptacle is up to 5mm in diameter with a stalk about 1mm high, the female receptacle up to 9mm diameter on a stalk up to 50mm tall. A population may also have suffered from pollution of water supplies hirsua nutrient-enriched run-off from agricultural practice.

Thallus dark greenish, in large patches of overlapping individuals, cm x Document specific search options Title. Atlas of the bryophytes of Britain and Ireland.

Archegoniophore stalk long, without assimilatory strip, with 2 rhizoid furrows and small scales at top; receptacle shallowly 6- to lobed, without or with few epidermal pores, sometimes with open cavities bounded by a ring of cells, with bristles on margins and dorsal side.

Message The user has shared this species from India Biodiversity Portal with you. However, in sterile condition the species may be difficult to distinguish from Monoclea gottschei see under the latter species. Overview Overview Diagnostic Diagnostic Keys. Sporophytes only occur occasionally in the British Isles, ripening from May to September, with up to nine capsules on each receptacle. Air chambers absent, or in 1 layer and vestigial, with chlorophyllose filaments not roofed by epidermis.

Dumortiera hirsuta (Sw.) Nees — The Plant List

Sporophytes or more per involucre with slightly elongating seta. Technology Biodiversity in India. Elaters with helical bands. Branching dichotomous and apical. A textual diagnostic description of the species that is not necessarily structured.


Ventral scales in 2 rows, small, fumortier, without oil cells, papillae, or appendage. Marchantia irrigua Wilson ex Hook.

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Does not include altitudinal distribution, which is covered under Habitat. The thalli are dull not glossy when dry, almost flat above, with a pattern of fine ridges. Species description The dumotrier dark green thalli are up to 12cm long and 2cm wide and these may form large mats or become pendent on steep substrata. Or, Login with dumortiet user account:.

Awaiting further research, all neotropical specimens have been attributed to Dumortiera hirsuta sensu lato, thus including D. Dumortiera hirsuta is easily distinguished from most neotropical Marchantiales by its large, dark-green thallus without epidermal pores and with “bristles” on the ventral side. Best supported on Google Chrome, Firefox 3. Acknowledgements Contact us Cookie Policy Habitas. Relevant access permissions should always be sought prior to visiting any sites.

Search in all groups Search within this group. Antheridiophores with disk-shaped receptacle, with small ventral scales underneath and bristles on margins and dorsal side, stalk short, without assimilatory strip, with 2 rhizoid furrows; rarely, antheridial branches develop in the female receptacles.

There are no conspicuous air chambers or pores on the upperside of the thallus but its margins have a fringe of tiny hairs. Dumortiera hirsuta probably is a complex species, comprising several genetically distinct siblings.