PDD 26531 – Lactarius maruiaensis McNabb
Data provider:
New Zealand Fungarium - Te Kohinga Hekaheka o Aotearoa
Barcode:
PDD 26531
Type status:
Holotype
Specimen type:
Packet
Database record added:
11 April 2011
Database record updated:
24 February 2023
Components
Primary component
Active identification
Determined name:
Lactarius maruiaensis
Determiner:
R.F.R. McNabb
Identification date:
Preferred name:
Lactarius maruiaensis McNabb
Division:
Basidiomycota
Class:
Agaricomycetes
Order:
Russulales
Family:
Russulaceae
Identification type:
Determination
Type status:
Holotype
Associations:
has host Nothofagus fusca & Nothofagus menziesii
Substrate:
ground
Other components
Active identification
Determined name:
Nothofagus fusca & Nothofagus menziesii
Determiner:
Identification date:
Preferred name:
Fuscospora fusca
Division:
Tracheophyta
Class:
Magnoliopsida
Order:
Fagales
Family:
Nothofagaceae
Identification type:
Determination
Collection events
Primary collection event
Collection event type:
Unknown
Standard locality
Location:
Maruia
Georeferences:
Latitude and Longitude (WGS84):
-42.0477 172.239
Verbatim locality:
Maruia
Verbatim collector:
R.F.R. McNabb
Standardised collector:
Robert F. R. McNabb
Collectors reference no.:
RFRM 21 (Lactarius)
Verbatim date:
1968/04/15
Start date:
1968-04-15
Country:
New Zealand
New Zealand Area Codes:
Buller
Native lands:
Ngāi Tahu
Ngāti Toa Rangatira
Georeferences:
New Zealand Map Grid:
2445580E 5890540N (WGS84 -42.189556 172.220119)
Specimen notes
Public Note:
[McNabb] Pileus: centrally depressed, 7.cm diam., very slightly viscid when in v. wet weather, otherwise dry, smooth, innately pruinose under hand lens, margins entire, not marked, not incurved, yellow general colour, C3A6 4A4-A5 occ. slightly discoloured in areas with darker yellowish brown stains. Gills: to 7mm deep, mod. distant, lamellae simple, lamellulae present in 2 series, unequal, adnate to decurrent, pallid cream with yellowsih brown edges, rather thick, exuding a rather watery white latex when damaged, unchanging on exposure to air. Stipe: 4.5 cm long, stout, 2.5cm diam. equal, smooth, dry, annulus absent, innately pruinose under lens, concolorous with pileus, whitish at extreme base. Lightly chambered, pure white flesh, slightly granular, white unchanging. Context of Pileus: thick, white, firm, slightly granular, unchanging. Spore print: not obtained. [Horak] HABITAT/SUBSTRATE: EM. - On soil under Nothofagus fusca/menziesii. FRUITING: April. SPECIMENS EXAMINED: NEW ZEALAND: Nelson, Springs Junction, Maruia Springs, 15 Apr. 1968, R.F.R.McNabb 26531 (holotype PDD, ZT 69316). [Cooper] surface of compact erect elements with surface yellow pigment, over fine textured layer 75um thick, over more open texture layer 100um, over sphaerocysts. Surface squash shows occasional refractive elements. Broad sinuose lactifers abundant in gill tissue. Macrocystidia not obvious but material not in good shape. Maybe gill edge has fine terminal elements like cap? A few marcopleurocystidia present. Spores with plage and violet grey spot. length=7.3–9.8µm (µ=8.7, σ=0.58), width=6.4–7.9µm (µ=7.1, σ=0.46), Q=1.1–1.4µm (µ=1.23, σ=0.07), n=20. Oranamentation to 0.8um high.
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