Suillus Adans.
A number of species are known in Europe. Fruitbody boletoid without or with partial veil, and then leaving a ring on the stipe. Cap in most species more or less viscid. Stipe solid.
Suillus bellinii (Inzenga) Watling
Description
Cap up to 12 cm, at first hemispherical then expanding to convex or somewhat flattened, whitish, ivory, soon spotted ochraceous to brownish, sometimes almost entirely brownish but cap margin always paler (f. bellinii) or entirely yellowish (f. lutea Pérez-de-Gregorio). Stipe very short, cylindrical, more or less whitish, without ring, covered with numerous large brownish or reddish brown glandular dots. Flesh whitish. Tubes pale yellow to olivaceous yellow. Pores fine, rounded, pale yellow to olivaceous yellow. Smell not distinctive. Taste not distinctive. Spores 8.5–10 × 3–4 μm.
Habitat. Coniferous forests, mycorrhizal with two-needled pines (Pinus halepensis, P. pinea, P. radiata).
Distribution. For a long time thought to be restricted to the Mediterranean area, but recently recorded also from the northeastern parts of Bulgaria.
Photographs
Fruitbodies of Suillus bellinii. Here and on the photographs below note the chromatic variability of this species. (photo G. Konstantinidis)
Fruitbodies of Suillus bellinii. (photo G. Konstantinidis)
Fruitbodies of Suillus bellinii. (photo G. Konstantinidis)
Fruitbodies of Suillus bellinii. The large granules on the stipe are notable and often seen in this species. (photo G. Konstantinidis)
The original illustration of Suillus bellinii accompanying the description of the species in Inzenga's Funghi Siciliani.
Important literature
Engel, H., Dermek, A., Klofac, W., Ludwig, E. & Brückner, T. 1996. Schmier – und Filzröhrlinge s. l. in Europa. Die Gattungen Boletellus, Boletinus, Phylloporus, Suillus, Xerocomus. Verlag Heinz Engel, Weidhausen b. Coburg.
Estadès, A. & Lannoy, G. 2004. Les bolets européens. – Bulletin Mycologique et Botanique Dauphiné-Savoie 44(3): 3–79.
Galli, R. 1998. I Boleti. Atlante pratico-monographico per la determinazione dei boleti. Edinatura, Milano.
Lannoy, G. & Estadès, A. 2001. Les Bolets. Flore mycologique d’Europe. Documents Mycologiques Mémoire Hors série no. 6. Pp. 1–163. Association d’Écologie et de Mycologie, Lille.
Muñoz, J.A. 2005. Boletus s. l. – In: Fungi Europaei. Vol. 1. Pp. 1–951. Edizioni Candusso, Alassio.
Šutara, J., Mikšík, M. & Janda, V. 2009. Hřibovité houby. Čeled’ Boletaceae a rody Gyrodon, Gyroporus, Boletinus a Suillus. Academia, Praha.
Watling, R. 1967. Suillus bellinii from Majorca. – Notes from the Royal Botanical Garden Edinburgh 58: 57–63.