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McKenzie, E.H.C. 1991: Dematiaceous hyphomycetes on Freycinetia (Pandanaceae). 3. Chalarodes gen. nov. Mycotaxon 42: 89-93.

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McKenzie, E.H.C. 1991: Dematiaceous hyphomycetes on Freycinetia (Pandanaceae). 3. Chalarodes gen. nov. Mycotaxon 42: 89-93.
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Specimens examined: New Zealand, AUCKLAND, Waitakere Ranges, Spraggs Bush, 19.IV.1987, R.E. Beever (PDD 57220 - holotype). COROMANDEL, Kauaeranga Valley, Tarawaere Dam Track, 1.1X.1986, E.H.C. McKenzie (PDD 57203); Little Barrier Island, Summit Track, 7.IV.1988, E.H.C. McKenzie (PDD 57202); P.R. Johnston (PDD 57204). BAY OF PLENTY, Kaimai-Mamaku Forest Park, Tuahu Track, 11X1.1985, G.J. Samuels, P.K. Buchanan (PDD 57200). WAIKATO, near Kawhia, Te Kauri Reserve, 20.V.1988, E.H.C. McKenzie (PDD 57201); Mt Pirongia, Track 1, 27.111.1984, E.H.C. McKenzie (PDD 57205). WANGANUI, Bushy Park, 16.V.1987, E.H.C McKenzie, P.R. Johnston (PDD 57221).

Mycelium immersed. Conidiophores originating from brown, smooth, usually swollen cells up to 25 µm wide; macronematous, mononematous, single, unbranched, erect, straight or slightly flexuous, smooth, septate, brown, paler towards the apex, up to 400 µm long x 5-10 µm thick. Conidiogenous cells monophialidic, integrated, terminal, urceolate, pale brown 32-55 µm long x 5-7.5 µm wide; collarette cylindrical or obconical, 3-4 µm wide at base, 4-5 µm at apex. Conidia endogenous, catenate, obtriangular, hyaline, smooth, non-septate, (9.5-) 12-14 (-15) µm long x 4.5-6 (-9) µm wide at the apex, and 2-3 µm at the truncate base, often with a basal marginal frill, distal end bearing 2 setulae each up to 10 µm long x c. 0.25 µm wide.

On Freycinetia baueriana Endl. ssp. banksii (Cunn.) Stone

Mycelium internum. Conidiophora macronematosa, mononematosa, soli¬taria, eramosa, erecta, recta vel paulo flexuosa, laevia, septata, brunnea, apicem versus pallidiora, usque ad 400 µm longa x 5-10 µm crassa; e cellulis brunneis, laevibus, basi plerumque ad 25 µm inflatis. Cellulae conidiogenae monophialidicae, in conidiophoris incorporatae, terminales, urceolatae, pallide brunneae, 32-55 x 5-7.5 µm; collum cylindricum vel obconicum, basi 3-4 µm latum, apice 4-5 µm latum. Conidia endogena, catenulate extrusa, obconica, hyalina, laevia, eseptata, (9.5-) 12-14 (-15) µm longa, apice 4.5-6 (-9) µm lata, basi truncata, 2-3 µm lata, saepe fim¬briam marginalem ferente, apicaliter bisetulosa.
In foliis mortuis pandanaceae Freycinetia baueriana Endl. ssp. banksii (Cunn.) Stone
Holotypus PDD 57220.

The specific epithet refers to the two setulae on the conidia.

New Caledonia, Mt Pani6,1300m, 15.XII.1990, J.S. Dugdale (PDD 58421 -holotype). On Freycinetia sp. New Caledonia, Mt Panie, 1500rn, 15.XII.1990, J.S. Dugdale (PDD 58422).
Mycelium immersed. Conidiophores originating from dark brown, smooth, often swollen and radially lobed cells up to 25 µm wide; macronematous, mononematous, single, unbranched, erect, straight or slightly flexuous, smooth, septate, brown, paler towards the apex, up to 220 µm long x 5-7 µm thick. Conidiogenous cells monophialidic, integrated, terminal, urceolate, pale brown 30-36 µm long x 5-7 µm wide, collarette obconical, 2.75-3 µm wide at base, 4.5-5.5 µm at apex. Conidia endogenous, catenate, broadly obtriangular, hyaline, smooth, non-septate, (8-) 9-10.5 (-11) µm long x (7.5-) 8.5-10.5 µm wide at the apex, and 1.75-2 µm at the truncate base, distal end bearing 2 setulae each 5 (-7) µm long x c. 0.25 µm wide.
On Freycinetia ?graminifolia Solms.

Mycelium internum. Conidiophora macronematosa, mononematosa, solitaria, eramosa, erecta, recta vel paulo flexuosa, laevia, septata, brunnea, apicem versus pallidiora, usque ad 220 µm longa x 5-7 µm crassa; e cellulis fuscis, laevibus, basi saepe ad 25 µm inflata, radialiter lobata. Cellulae conidiogenae monophialidicae, in conidiophoris incorporatae, terminales, urceolatae, pallide brunneae, 30-36 x 5-7 µm; collum obconicum, basi 2.75-3 µm latum, apice 4.5-5.5 µm latum. Conidia endogena, catenulate extrusa, late obconica, hyalina, laevia, eseptata, (8-) 9-10.5 (-11) µm longa, apice (7.5-) 8.5-10.5 µm lata, basi truncata, 1.75-2 µm lata, apicaliter bisetulosa.
In foliis mortuis pandanaceae Freycinetia ?graminifolia Solms et Freycinetia sp.
Holotypus PDD 58421.

The specific epithet refers to the shape of the conidia.

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24 February 2005
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