''Rubroboletus'' is a

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...

bolete {{refimprove, date=July 2020 A bolete is a type of mushroom, or fungal fruiting body. It can be identified thanks to a unique mushroom cap. The cap is clearly different from the stem. On the underside of the cap there is usually a spongy surfa ...

fungi A fungus ( : fungi or funguses) is any member of the group of eukaryotic organisms that includes microorganisms such as yeasts and molds, as well as the more familiar mushrooms. These organisms are classified as a kingdom, separately from ...

in the family

Boletaceae The Boletaceae are a family of mushroom-forming fungi, primarily characterised by small pores on the spore-bearing hymenial surface (at the underside of the mushroom), instead of gills as are found in most agarics. Nearly as widely distributed ...

. It was

circumscribed In geometry, the circumscribed circle or circumcircle of a polygon is a circle that passes through all the vertices of the polygon. The center of this circle is called the circumcenter and its radius is called the circumradius. Not every polyg ...

by Chinese mycologists in 2014 with '' Rubroboletus sinicus'' as the

type species In zoological nomenclature, a type species (''species typica'') is the species name with which the name of a genus or subgenus is considered to be permanently taxonomically associated, i.e., the species that contains the biological type specimen ...

. Species are characterized by having a reddish

cap A cap is a flat headgear, usually with a visor. Caps have crowns that fit very close to the head. They made their first appearance as early as 3200 BC. Caps typically have a visor, or no brim at all. They are popular in casual and informal se ...

surface, yellow tubes on the underside of the cap, and an orange-red to blood-red pore surface. Pinkish to red spots (reticula) are present on the stipe surface, and a bluish color change occurs when the bolete

flesh Flesh is any aggregation of soft tissues of an organism. Various multicellular organisms have soft tissues that may be called "flesh". In mammals, including humans, ''flesh'' encompasses muscle Skeletal muscles (commonly referred to as mu ...

is injured. ''Rubroboletus'' mushrooms have an olive-brown

spore print 300px, Making a spore print of the mushroom ''Volvariella volvacea'' shown in composite: (photo lower half) mushroom cap laid on white and dark paper; (photo upper half) cap removed after 24 hours showing pinkish-tan spore print. A 3.5-centimeter ...

, and produce smooth

spores In biology, a spore is a unit of sexual or asexual reproduction that may be adapted for dispersal and for survival, often for extended periods of time, in unfavourable conditions. Spores form part of the life cycles of many plants, algae, f ...

. Eight species were included in the original circumscription (seven

new combinations ''Combinatio nova'', abbreviated ''comb. nov.'' (sometimes ''n. comb.''), is Latin for "new combination". It is used in taxonomic biology literature when a new name is introduced based on a pre-existing name. The term should not to be confused wi ...

and one new species); five were added in 2015, and another in 2017. Although ''R. sinicus'' is sold in markets in Yunnan, China, the whole genus is usually deemed poisonous.

Species

*''

Rubroboletus dupainii ''Rubroboletus dupainii'', commonly known as Dupain's bolete, is a bolete fungus of the genus ''Rubroboletus''. It is native to Europe, where it is threatened, and red listed in six countries. It also occurs in North America, although it is rare ...

'' (Boud.) Kuan Zhao & Zhu L.Yang 2014 * Mycomorphbox Poison

'' Rubroboletus eastwoodiae'' (Murrill) D.Arora, C.F.Schwarz & J.L.Frank 2015 *'' Rubroboletus esculentus'' Zhao, K., Zhao, H.M. 2017 *'' Rubroboletus haematinus'' (Halling) D.Arora & J.L.Frank 2015 *'' Rubroboletus latisporus'' Kuan Zhao & Zhu L.Yang 2014 * Mycomorphbox Poison

'' Rubroboletus legaliae'' (Pilát & Dermek) Della Maggiora & Trassinelli 2015 *''

Rubroboletus lupinus ''Rubroboletus lupinus'', commonly known as the wolf bolete, is a bolete fungus of the genus ''Rubroboletus''. Originally described by Elias Magnus Fries in 1838 as species of ''Boletus'', it was transferred to ''Rubroboletus'' in 2015, a genus ...

'' (Fr.) Costanzo, Gelardi, Simonini & Vizzini 2015 * Mycomorphbox Poison

Rubroboletus pulcherrimus ''Rubroboletus pulcherrimus''—known as ''Boletus pulcherrimus'' until 2015—is a species of mushroom in the family Boletaceae. It is a large bolete from Western North America with distinguishing features that include a netted surface on the ...

'' (Thiers & Halling) D.Arora, N.Siegel & J.L.Frank 2015 *''

Rubroboletus pulchrotinctus ''Rubroboletus pulchrotinctus'' is a rare bolete fungus in the genus ''Rubroboletus'', native to central and southern Europe. It was originally described in genus ''Boletus'' by Italian mycologist Carlo Luciano Alessio in 1985, but subsequently ...

'' (Alessio) Kuan Zhao & Zhu L.Yang 2014 *''

Rubroboletus rhodosanguineus ''Rubroboletus rhodosanguineus'' is a fungus of the genus ''Rubroboletus'' native to North America. It was described scientifically by mycologist Ernst Both in 1998. It was transferred from ''Boletus'' to the new genus ''Rubroboletus'' in 2014, ...

'' (Both) Kuan Zhao & Zhu L.Yang 2014 * Mycomorphbox Poison

Rubroboletus rhodoxanthus ''Rubroboletus rhodoxanthus'' is a species of bolete in the family Boletaceae, native to Europe. Previously known as ''Boletus rhodoxanthus'', it was transferred in 2014 to the newly erected genus ''Rubroboletus'', based on DNA data. It produce ...

'' (Krombh.) Kuan Zhao & Zhu L.Yang 2014 *''

Rubroboletus rubrosanguineus ''Rubroboletus rubrosanguineus'' is a species of bolete fungus in the family Boletaceae that is found in Europe. Taxonomy The bolete was first described from the former Czechoslovakia as a subspecies of ''Boletus splendidus'' (now '' Boletus le ...

'' (Cheype) Kuan Zhao & Zhu L.Yang 2014 * Mycomorphbox Poison

Rubroboletus satanas ''Rubroboletus satanas'', commonly known as Satan's bolete or the Devil's bolete, is a basidiomycete fungus of the bolete family (Boletaceae) and one of its most infamous members. It was known as ''Boletus satanas'' before its transfer to the ...

'' (Lenz) Kuan Zhao & Zhu L.Yang 2014 *'' Rubroboletus sinicus'' (W.F.Chiu) Kuan Zhao & Zhu L.Yang 2014

References

External links

* {{Taxonbar, from=Q19299411 Boletales genera