Ciri dan struktur
Constrictolumina leucostoma has a thin, whitish thallus. Its fruiting bodies (ascomata) are small, 0.1–0.2 mm across, and emerge slightly above the surface. They are solitary or occur in groups, often outlined by a conspicuous thin black ring 0.2–0.3 mm wide. These rings frequently merge, forming clusters of 2–10 ascomata. The lower wall of the ascomata is poorly developed or absent, while the ostioles are often sunken and encircled by a pale whitish ring. The asci are mostly narrowly egg-shaped, sometimes nearly cylindrical, and measure 60–105 by 16–26 micrometres (μm). Each ascus contains eight ascospores, arranged irregularly or in two overlapping rows. The spores are narrowly ovate to ellipsoidal, divided by three cross-walls, and surrounded by a distinct outer layer (). They measure 17–22 by 6–8 μm. Asexual reproductive structures (pycnidia) are often present. These produce slender, rod-like conidia, 6–9 by 1 μm. Standard chemical spot tests (UV and K) are negative, and thin-layer chromatography has not detected any secondary metabolites.
Habitat dan peran ekologis
Constrictolumina leucostoma has a neotropical distribution, and has been recorded from the Caribbean (including the Antilles), and the United States.
- Habitat atau konteks temuan
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- Substrat
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- Peran atau konteks
- Pembentuk liken
Reproduksi
The asci are mostly narrowly egg-shaped, sometimes nearly cylindrical, and measure 60–105 by 16–26 micrometres (μm). Each ascus contains eight ascospores, arranged irregularly or in two overlapping rows. The spores are narrowly ovate to ellipsoidal, divided by three cross-walls, and surrounded by a distinct outer layer (). They measure 17–22 by 6–8 μm. Asexual reproductive structures (pycnidia) are often present. These produce slender, rod-like conidia, 6–9 by 1 μm. Standard chemical spot tests (UV and K) are negative, and thin-layer chromatography has not detected any secondary metabolites.
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 Constrictolumina leucostoma (1075876), 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
- Sumber media
- Buka entri sumber
Sumber profil
- [1] Constrictolumina leucostoma — Wikipedia (en)
- [2] Catalogue of Life Base2026-09-11 — Constrictolumina leucostoma
- [3] Dokumentasi visual — Constrictolumina leucostoma
Rujukan halaman ini
Fungi. Constrictolumina leucostoma. Rilis data fungi-2026-10-12-expansion-2. https://fungi-atlas.mgadib.chatgpt.site/jamur/constrictolumina-leucostoma/.
Status: impor sumber; pemeriksaan editorial per profil belum selesai. Untuk klaim biologis, gunakan rujukan pada bagian terkait dan periksa konteks sumber aslinya.
