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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Species Description – Thallus mm wide, flat, deep green, not tinged with purple.
Asexual ihrsuta by specialized propagules lacking. Archegonia in stalked, terminal archegoniophores, up to 7 per archegonial cavity. The liverwort flora of the British Isles. Basal tissue with few oil cells, without mucilage cavities. Archegoniophore stalk long, hjrsuta 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.
A textual diagnostic description of the species that is not necessarily structured. Dumortiera hirsuta — Dumortier’s liverwort. Species description The large dark green thalli are up to 12cm long and 2cm wide and these may form large mats or become pendent on steep substrata. Threats to the species are poorly understood, but elsewhere it is at risk from tree-felling activities that reduce humidity and shade and from water pollution.
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Dumortiera hirsuta Dumortier’s Liverwort :: Northern Ireland’s Priority Species ::
Send a request for permission. Bryophytes of Wayanad in Western Ghats. Branching dichotomous and apical.
The portal will be unavailable all day on Sunday 23rd Dec for maintenance. Also includes information referring to territorial extension of the individual or group in terms of its activities feeding, mating, etc. Nomenclature and Classification Nomenclature and Classification.
Encyclopedia of Life EOL. What you 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 needing microscopy. Current status It is likely that D. There are no conspicuous air chambers or pores on the upperside of the thallus but its margins have a fringe of tiny hairs.
Relevant access permissions should always be sought prior to visiting any sites. Home Introduction Selection Criteria:: Why is this species a priority in Northern Ireland? If refound, ensure that the population is maintained through appropriate habitat management.
Document specific search options Title. The species is very common and has been collected in the Neotropics on moist soil, dripping or mossy rocks, usually in shaded places, on stream-sides, near waterfalls, in caves, in disturbed and undisturbed montane rain forests, from to m, more commonly below m. Related observations Show all.
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Remember me Forgot password? Technology Biodiversity in India. User specific search options User. It is rare and dumorfier. Sexes may be on separate plants dioicous or different branches of the same plant autoicous. Weisnerellaceae Dumortiera hirsuta is a large thallose liverwort that grows in humid sites, often close to water.
Sporophytes or more per involucre with slightly elongating seta.