Ciri dan struktur
Ramalina fraxinea, the cartilage lichen, is a fruticose lichen with erect or pendulous thalli and branches that are flattened. Colour varies from pale green though yellow-grey to white-grey; apothecia are frequent and soralia may also be present. The Latin word ramas means . This genus is a shrubby or fruticose group with erect or pendulous thalli. The branches are flattened and rather stiff. Colour varies from pale green though yellow-grey to white-grey. Apothecia are frequent and soralia may be present. Apothecia are usually concave and often pruinose. The branches of R. fraxinea have a very distinctive shape, being widest toward the middle (as much as 4.5 cm in some specimens) and tapering at both the point of attachment and toward the tip (to about 1 cm). The thallus is green-grey in colour, pendent and may be as long as 10 cm. It has the overall appearance of being coarsely tufted, individual branches showing a channelled, wrinkled appearance. The branches may have a twist or turn to them. The apothecia are cup-like and convex and are found both along the edges of the branches and on the surface or lamina. The spores are kidney-shaped. It does not contain as many apothecia as Ramalina fastigiata. The specimens in the photographs here shown here are very large, but does not have many apothecia, the spore-producing discs. The few that were present were borne on short stalks, and were located on the surface of the lobes, especially near the edges. Ramalina fraxinea is a polycarpic species, so sexual reproduction does not cause the death of the thallus; once apothecia have developed, it can continue producing sexual propagules throughout its lifespan.
Habitat dan peran ekologis
Lilin ini tersebar luas di Inggris, ditemukan pada kulit pohon. Di timur laut England and timur Scotland it sering berkembang dengan baik, tumbuh sampai 12 cm dengan batang sampai 2 cm lebar. Di daerah yang kurang menguntungkan, jumlahnya jauh lebih kecil. Spesies ini telah menurun secara signifikan sejak pertengahan abad ke-20 dan sekarang jarang atau tidak ada di banyak daerah di Inggris. Its sensitivity to air pollution and fertilizer enrichment may be reasons for the decline. Hal ini terutama ditemukan pada kulit Acer, Fraxinus, Populus, Tilia and Ulmus; telah ditemukan tumbuh di ek Rhododendron and. Hal ini telah tercatat di Belanda, Spanyol, Belgia, Luksemburg, Prancis, Inggris, Skotlandia, Norway and Latvia. Spesies ini telah banyak tercatat di Amerika Serikat States of. Ramalina fraxinea menyukai tempat yang berangin, terbuka dan terang dan ditemukan pada spesies dengan kulit kaya nutrisi. Spesies ini juga menyukai daerah lembap atau kabut di dekat kolam atau sungai.
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Reproduksi
The spores are kidney-shaped. It does not contain as many apothecia as Ramalina fastigiata. The specimens in the photographs here shown here are very large, but does not have many apothecia, the spore-producing discs. The few that were present were borne on short stalks, and were located on the surface of the lobes, especially near the edges. Ramalina fraxinea is a polycarpic species, so sexual reproduction does not cause the death of the thallus; once apothecia have developed, it can continue producing sexual propagules throughout its lifespan.
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
Dokumentasi Ramalina fraxinea menurut asosiasi foto pada record takson iNaturalist. Kredit: Paulius Rupšas. Identitas mengikuti sumber; bukan penentuan spesimen independen.
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- (c) Paulius Rupšas, some rights reserved (CC BY), uploaded by Paulius Rupšas
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Sumber profil
- [1] Ramalina fraxinea — Wikipedia (en)
- [2] Catalogue of Life Base2026-09-11 — Ramalina fraxinea
- [3] Dokumentasi visual — Ramalina fraxinea
Rujukan halaman ini
Fungi. Ramalina fraxinea. Rilis data fungi-2026-10-12-expansion-2. https://fungi-atlas.mgadib.chatgpt.site/jamur/ramalina-fraxinea/.
Status: impor sumber; pemeriksaan editorial per profil belum selesai. Untuk klaim biologis, gunakan rujukan pada bagian terkait dan periksa konteks sumber aslinya.
