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Ramariopsis agglutinata R.H. Petersen 1988

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This is indigenous
Threat status: Data deficient
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Ramariopsis agglutinata R.H. Petersen 1988
Ramariopsis agglutinata R.H. Petersen 1988

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Endemic
Present
New Zealand
Political Region

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R.H. Petersen
R.H. Petersen
1988
122
ICN
Ramariopsis agglutinata R.H. Petersen 1988
NZ holotype
species
Ramariopsis agglutinata
North Island: Urewera National Park, Gisborne, [New Zealand], Waikare-iti Track, 24.v.81, coll. RHP, no. 42430 (holotype, PDD 46651, isotype, TENN);

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agglutinata

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Ramariopsis agglutinata R.H. Petersen 1988

Fruit bodies up to 2 cm high, up to 1 cm broad, very slender and extremely delicate, branched in 1-3 ranks. All parts ivory-coloured ("light buff', "cartridge¬buff"). Stipe pale pinkish yellow to dull yellow ("warm buff") at base, arising from extremely small whitish mycelial patches on substrate. Branches dichotomous, much less than 1 mm thick; axils rounded to lunate. Apices prolonged, lyre-shaped, awl-shaped.

Tramal hyphae of branches uninflated, hyaline, clamped, parallel, agglutinated. Subhymenium pseudoparenchymatous, agglutinated. Hymenium thickening somewhat; basidia 18-25 x 5-6 gm, subcylindrical, clamped, adherent; sterigmata 4, long, straight, divergent, crowded.

Spores 2.7-3.6 x 2.2 gm, ellipsoid, smooth, thin-walled, hyaline; contents uniguttulate when mature; hilar appendix small, papillate.

On soil with algae and/or moss protonemata.

Receptacula ad 20 x 10 mm, tenuia, ramosa; stipite pallide flavor ramis et ramulis cremeis. Hyphis fibulatis, agglutinatis; basidiis 18-25 ltm longis. Sporis hyalinis, laevibus, ellipsoideis, 2.7-3.6 x 2.2 pcn.
I would be happy to place this taxon in Multiclavula , whose fruit bodies occur with algae, and the tissues of which often agglutinate. Nonetheless, the spores are small, too small for Multiclavula , and macro- and micromorphology are more or less typical of Rarnariopsis. If, as Corner (1970) suggested, agglutination in Ramariopsis is an artifact of drying, that feature may also be discounted.

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Ramariopsis agglutinata R.H. Petersen 1988
Ramariopsis agglutinata R.H. Petersen (1988)
Ramariopsis agglutinata R.H. Petersen 1988
Ramariopsis agglutinata R.H. Petersen (1988)
Ramariopsis agglutinata R.H. Petersen 1988
Ramariopsis agglutinata R.H. Petersen (1988)

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Ramariopsis agglutinata R.H. Petersen 1988
[Not available]

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taxonomic status
Placement in Ramariopsis requires support.
typification
North Island: Urewera National Park, Gisborne, [New Zealand], Waikare-iti Track, 24.v.81, coll. RHP, no. 42430 (holotype, PDD 46651, isotype, TENN);

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1cb1a13e-36b9-11d5-9548-00d0592d548c
scientific name
Names_Fungi
20 March 1996
15 December 2003
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