Ciri dan struktur
Peltigera latiloba is a large foliose lichen, with thalli reaching about 30 cm across. Its lobes are typically broad (about 3–4 cm wide, occasionally to 6 cm), boat-shaped, and have ascending, scalloped () margins. The upper surface is pale greyish green and often finely furrowed or bumpy, and it is covered with hyaline hairs extending well beyond the lobe-ends towards the centre of the thallus. Small cephalodia (small cyanobacteria-bearing nodules) occur on the upper surface and are greyish blue and brain-like in form, reaching about 1 mm in diameter. The main is a green alga, while the cyanobacterial partner is housed in these external cephalodia. The lower surface has a broad pale marginal zone and a darker central area, and it shows an irregular pattern of depressions that gives it a netlike, pitted appearance. Rhizines (root-like anchoring strands) are dark brown to black, bush-shaped, and mostly separate. Apothecia are reported as not uncommon, and are saddle- to finger-shaped on elongated lobes, with a reddish-brown that can reach about 10 mm in diameter. The spores are 3-septate and needle-like, measuring about 55–62 × 4.5–5.0 μm. Holtan-Hartwig reported two chemotypes that share the same main set of lichen substances but differ in minor components detected by thin-layer chromatography. Fertile thalli of section Peltidea can be separated from often co-occurring P. latiloba (and P. leucophlebia) by the lower side of the apothecia, which is continuous-corticate in section Peltidea but ecorticate or only patchily corticate in P. latiloba. Because broad-lobed, trimembered Peltigera can show overlapping morphology and chemistry, sequence data are sometimes used to confirm identifications in difficult material.
Habitat dan peran ekologis
In Norway, the species occurs on the ground in well-developed, fluffy moss carpets, especially in subalpine birch forests and low-alpine dwarf-shrub vegetation. The type locality in Finnmark was in moist birch forest on a steep east-facing slope at about 130 m elevation. Holtan-Hartwig reported Norwegian records from Oppland, Sør-Trøndelag, and Finnmark. It has also been recorded from Greenland, East Karelia, and from northern Kamchatka, Russia. In the latter record, the lichen was parasitized by the lichenicolous fungus species Arthonia peltigerea.
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Reproduksi
The lower surface has a broad pale marginal zone and a darker central area, and it shows an irregular pattern of depressions that gives it a netlike, pitted appearance. Rhizines (root-like anchoring strands) are dark brown to black, bush-shaped, and mostly separate. Apothecia are reported as not uncommon, and are saddle- to finger-shaped on elongated lobes, with a reddish-brown that can reach about 10 mm in diameter. The spores are 3-septate and needle-like, measuring about 55–62 × 4.5–5.0 μm. Holtan-Hartwig reported two chemotypes that share the same main set of lichen substances but differ in minor components detected by thin-layer chromatography.
Catatan identitas dan cakupan
- Nama diterima mengikuti Catalogue of Life Base2026-09-11; uraian mempertahankan konsep dan nama sumber aslinya.
- Original geographic, specimen and life-cycle scope retained; source import awaits individual editorial review.
- Impor dan terjemahan otomatis belum diperiksa editorial per profil. Struktur reproduktif yang disebutkan tidak membuktikan seluruh siklus hidup diketahui.
- Pengukuran pada uraian mengikuti spesimen, kultur, dan metode sumber; angka tidak diperluas ke semua populasi.
Catatan distribusi dalam narasi mengikuti sumbernya. Dokumentasi spesimen atau foto mengikuti catatan sumber. Bukti wilayah Indonesia dan penilaian konservasi tidak disimpulkan dari gambar.
Melihat dengan konteks
Voucher herbarium Peltigera latiloba (04688026), The New York Botanical Garden. Identifikasi mengikuti record spesimen sumber. Foto bahan, kemasan, atau label herbarium sebagaimana tersedia pada record institusi; bukan foto lapangan atau penentuan spesimen independen.
- Jenis
- Voucher herbarium
- Kredit
- The New York Botanical Garden
- Lisensi
- CC BY 4.0
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- Buka entri sumber
Sumber profil
- [1] Peltigera latiloba — Wikipedia (en)
- [2] Catalogue of Life Base2026-09-11 — Peltigera latiloba
- [3] Dokumentasi visual — Peltigera latiloba
Rujukan halaman ini
Fungi. Peltigera latiloba. Rilis data fungi-2026-10-12-expansion-2. https://fungi-atlas.mgadib.chatgpt.site/jamur/peltigera-latiloba/.
Status: impor sumber; pemeriksaan editorial per profil belum selesai. Untuk klaim biologis, gunakan rujukan pada bagian terkait dan periksa konteks sumber aslinya.
