Boletus appendiculatus
Appendage Boletus (Boletus appendiculatus )
The appendage Boletus (Boletus appendiculatus ), also called Yellow Bronze or Yellow Boletus Boletus, is a very rare species of fungus in the family Dickröhrlingsverwandten. The fungus was named by an extension ( adjunct ), which sunk into the ground is located at the stem base.
- 6.1 Literature
Features
Macroscopic characteristics
Guard reaches a diameter of 6-15, and sometimes 20 cm. He's cushion -shaped, the surface feinfilzig to leathery and dry. The color ranges from ocher-brown to chestnut brown; Feeding sites are yellowish to orange- pink. The brim is sharp and the hat skin can survive anything. The tubes are colored bright yellow, olivgelblich aged and bruises usually blauend. You are bulged short on a stick, the tube mouth are very fine and plump.
The stem is cylindrical and clavate is between 8-10 cm long and 4 cm wide. He is colored lemon yellow and has a fine yellowish to brownish network which also reaches the lower stem half. The flesh is hard and firm. It is pale colored or strong lemon yellow and unchanging average to slightly blauend. The smell is pleasantly sour taste and the pleasantly mild, faintly of nuts.
The spore powder is olive brown.
Microscopic characteristics
The spores are pale yellow, oblong ellipsoid to spindle-shaped and reach a size of 10-16 × 4-6 micrometers.
Artabgrenzung
Very similar is the coniferous forest or Wrong appendage Boletus (Boletus subappendiculatus ). In contrast to the "real" appendage Boletus he grows exclusively in the coniferous forest. In addition, he is distinguished by whitish flesh is tinted yellow only in the cortex, which significantly lighter tubes and not rooted stem base. In 1979 the fungus was described as a separate species. He is often confused with various boletes. However, these have only aged yellowish tubes are completely weißfleischig and not blue.
Ecology
The appendage Boletus found in deciduous forests on calcareous soils. He is a Mykorrhizapartner of beech and oak and grows from August to October. In addition, the fungus also occurs in acidophilous pine and spruce-fir forests.
Dissemination
The appendage Boletus is a rare and thermophilic Art He has the same climatic claims as the Bronze Boletus. To the north, both types are rare.
Importance
Although the appendage Boletus is considered an excellent edible mushroom, but should be spared because of its rarity.