Ciri dan struktur
Thallus saxicolous, up to 7 cm in diam., closely appressed to the substrate. Lobes radiating, irregularly branched, plane to slightly concave, 0.2–1.0 mm wide, subround to truncate at the apices. Upper surface pale grey to yellowish-grey, sparsely pruinose at the lobe tips or epruinose. Lower surface brownish-black, rarely pale brown, rhizines indistinct, sparse to moderately abundant, brownish-black to black. Isidia and soredia absent. Medulla pale yellow in the upper part, white in the lower part. Apothecia abundant, 0.2–0.8 mm wide, constricted at base, plane to possibly convex; margin black. Hymenium height 80–120 μm; hypothecium light brown to brown, internal stipe white; spore brown with two cells, 10–15 × 4–7 μm. Upper cortex K+ yellowish, UV+ yellow; medulla K–, C–; containing lichexanthone, chloroatranorin (minor), zeorin and unknown terpenes (detected by TLC).
Habitat dan peran ekologis
Growing on rocks around 1050–1650 m elevation in secondary forests in a dry to semi-arid environment; known only from Yunnan.
- Habitat atau konteks temuan
- hutan
- Substrat
- Informasi belum tersedia pada sumber rilis ini.
- Peran atau konteks
- Pembentuk liken
Reproduksi
Thallus saxicolous, up to 7 cm in diam., closely appressed to the substrate. Lobes radiating, irregularly branched, plane to slightly concave, 0.2–1.0 mm wide, subround to truncate at the apices. Upper surface pale grey to yellowish-grey, sparsely pruinose at the lobe tips or epruinose. Lower surface brownish-black, rarely pale brown, rhizines indistinct, sparse to moderately abundant, brownish-black to black. Isidia and soredia absent. Medulla pale yellow in the upper part, white in the lower part. Apothecia abundant, 0.2–0.8 mm wide, constricted at base, plane to possibly convex; margin black. Hymenium height 80–120 μm; hypothecium light brown to brown, internal stipe white; spore brown with two cells, 10–15 × 4–7 μm.
Catatan identitas dan cakupan
- Nama diterima mengikuti Catalogue of Life Base2026-09-11; uraian mempertahankan konsep dan nama sumber aslinya.
- Preserve original treatment localities, hosts and substrate scope. Materials examined describe documented specimens, not the full global range.
- 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
Pyxine yunnanensis: A (KUN-L 09-30247) photographed by Li-Song Wang, in situ at the type locality B–D (KUN-L 13-41372) photographed by Mei-xia Yang B white internal stipe of apothecia C hymenium D ascospores from GAW (glycerine:alcohol:water=1:1:1). Scale bars: 1 cm (A); 1 mm (B); 50 μm (C); 10 μm (D).
- Jenis
- Pelat ilmiah
- Kredit
- Mei-Xia Yang, Xin-Yu Wang, Dong Liu, Yan-Yun Zhang, Li-Juan Li, An-Cheng Yin, Christoph Scheidegger, Li-Song Wang
- Lisensi
- CC BY 4.0
- Sumber media
- Buka entri sumber
Sumber profil
- [1] New species and records of Pyxine (Caliciaceae) in China — Pyxine yunnanensis
- [2] Catalogue of Life Base2026-09-11 — Pyxine yunnanensis
- [3] Dokumentasi visual — Pyxine yunnanensis
Rujukan halaman ini
Fungi. Pyxine yunnanensis. Rilis data fungi-2026-10-12-expansion-2. https://fungi-atlas.mgadib.chatgpt.site/jamur/pyxine-yunnanensis/.
Status: impor sumber; pemeriksaan editorial per profil belum selesai. Untuk klaim biologis, gunakan rujukan pada bagian terkait dan periksa konteks sumber aslinya.
