Ciri dan struktur
The fruit body consists of a stalked, cap‑shaped cup (an apothecium) 1.5–3 cm across. Young cups are folded and convex; as they mature they become irregularly two‑ or three‑lobed with gently wavy (undulate) margins. In fully mature specimens the lobes often fold back (deflex) and may fuse to the top of the stalk. The spore‑bearing layer (hymenium) is initially greyish white, smooth or slightly bumpy (gibbose), and darkens to black with age. The outer surface of the cup is finely scurfy (furfuraceous) at first, then develops a network of ribs and veins. The stalk (stipe) is hollow, 1.2–4 cm tall by 0.5–2 cm thick, and bears three to five blunt longitudinal ribs with matching grooves. It is generally the same colour as the cup or slightly paler above, turning whitish at the base. Under the microscope, the inner flesh is made up of densely interwoven hyphae (textura intricata) while the outer layer consists of rows of angular to prismatic brownish cells. The elongated sac‑shaped spore‑bearing cells (asci) measure about 300–370 × 14–18 μm. Spores are oblong‑ellipsoidal, roughly 19.8–24.5 by 12.2–14.8 μm, each containing one large and several smaller oil droplets (guttules). Sterile supporting filaments (paraphyses) are thin (3–4 μm) below and expand to club‑shaped tips of 6–9 μm.
Habitat dan peran ekologis
This species is characteristic of Mediterranean climates, where it grows in mycorrhizal association with shrubs of the rockrose genus Cistus, especially Cistus albidus. Fruiting bodies appear from January to March at altitudes of 500–700 m above sea level. Although predominantly recorded in southern Europe, a confirmed collection from Gotland, Sweden shows it can occur further north. It has also been collected in Greece, and Cyprus, where it grows in maquis shrubland. It often fruits alongside close relatives such as Helvella juniperi—which has a more irregular saddle‑shaped cup and deeper furrows on its stalk—and the cup‑shaped Helvella helvellula, but can be distinguished by its more regular cap morphology and fewer, less prominent ribs on the stipe.
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Reproduksi
The fruit body consists of a stalked, cap‑shaped cup (an apothecium) 1.5–3 cm across. Young cups are folded and convex; as they mature they become irregularly two‑ or three‑lobed with gently wavy (undulate) margins. In fully mature specimens the lobes often fold back (deflex) and may fuse to the top of the stalk. The spore‑bearing layer (hymenium) is initially greyish white, smooth or slightly bumpy (gibbose), and darkens to black with age. The outer surface of the cup is finely scurfy (furfuraceous) at first, then develops a network of ribs and veins. The stalk (stipe) is hollow, 1.2–4 cm tall by 0.5–2 cm thick, and bears three to five blunt longitudinal ribs with matching grooves. It is generally the same colour as the cup or slightly paler above, turning whitish at the base.
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 Helvella semiobruta menurut asosiasi foto pada record takson iNaturalist. Kredit: Lucian Clanet. Identitas mengikuti sumber; bukan penentuan spesimen independen.
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- Fotografi
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- (c) Lucian Clanet, some rights reserved (CC BY)
- Lisensi
- CC BY 4.0
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Sumber profil
- [1] Helvella semiobruta — Wikipedia (en)
- [2] Catalogue of Life Base2026-09-11 — Helvella semiobruta
- [3] Dokumentasi visual — Helvella semiobruta
Rujukan halaman ini
Fungi. Helvella semiobruta. Rilis data fungi-2026-10-12-expansion-2. https://fungi-atlas.mgadib.chatgpt.site/jamur/helvella-semiobruta/.
Status: impor sumber; pemeriksaan editorial per profil belum selesai. Untuk klaim biologis, gunakan rujukan pada bagian terkait dan periksa konteks sumber aslinya.
