Ciri dan struktur
Placomaronea candelarioides has a leaf-like (foliose) structure, uniquely anchored by a single point, a trait referred to as and . Though most specimens adhere to this typical appearance, some have shown variations, such as having numerous individual, little branched, and ascending lobes that attach to the at the base. The lichen's overall shape is circular and can span up to 20 mm across. It has extensions or that radiate from its centre, each measuring between 0.4 and 1.7 mm in width and potentially growing up to 7 mm in length. These lobes sometimes have smaller offshoots or and can occasionally take on a round shape, layering over each other and forming cushion-like clusters. The color of the lichen's upper surface ranges from dark yellow to brownish-yellow, presenting a smooth, shiny, and unpigmented appearance. The lichen's underside can display colors from white to grey or even brown, influenced by the dust it accumulates. Prominently, the lichen's apothecia appear as darker yellow spots that often densely populate the central regions of the lichen. They sit raised on the surface, measure between 0.5 and 1.6 mm in diameter, and sometimes have a slightly jagged or edge. Internally, the lichen comprises several layers. Just beneath the surface, there is a cortex layer about 15–35 μm thick. Below this, a white layer of medulla. The base of the lichen has another layer, which is similar in structure but slightly thicker, ranging between 25 and 45 μm. Each ascus holds over 30 . These spores are narrowly oval in shape, measuring between 8–12.5 μm in length and 3–4 μm in width.
Habitat dan peran ekologis
Placomaronea candelarioides grows on non-calcareous, acidic rocks in open montane settings. It is recorded along the Andes, from Mendoza (Argentina) north to Peru's Ancash region. Poelt documented material from several Andean provinces and elevations: in Argentina from Mendoza (Dept. Luján: Estancia El Salto; Los Vallecitos, both roughly 2800 m), and Tucumán (Valle de Tafí: Tafí del Valle, 1978 m, on granite boulders in a dry river bed; Carapunco/Infiernillo, 2800 m, on schistose rock), as well as Jujuy (Puna, Dept. Santa Catalina, 3400 to 4300 m). He also cited Peruvian material from Junín (Huancayo, Sapallanga, 11000 to 12000 ft) on exposed outcrops in a dry, "desert" setting. The species may occur with Polycauliona candelaria, suggesting tolerance of nitrogen-enriched sites.
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Reproduksi
Each ascus holds over 30 . These spores are narrowly oval in shape, measuring between 8–12.5 μm in length and 3–4 μm in width. Another distinguishing feature is the presence of , which appear as darker yellow dimples on the lichen's surface.
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 Placomaronea candelarioides (4254461), 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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Sumber profil
- [1] Placomaronea candelarioides — Wikipedia (en)
- [2] Catalogue of Life Base2026-09-11 — Placomaronea candelarioides
- [3] Dokumentasi visual — Placomaronea candelarioides
Rujukan halaman ini
Fungi. Placomaronea candelarioides. Rilis data fungi-2026-10-12-expansion-2. https://fungi-atlas.mgadib.chatgpt.site/jamur/placomaronea-candelarioides/.
Status: impor sumber; pemeriksaan editorial per profil belum selesai. Untuk klaim biologis, gunakan rujukan pada bagian terkait dan periksa konteks sumber aslinya.
