''Hypocreopsis'' 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 ...

ascomycete Ascomycota is a phylum of the kingdom Fungi that, together with the Basidiomycota, forms the subkingdom Dikarya. Its members are commonly known as the sac fungi or ascomycetes. It is the largest phylum of Fungi, with over 64,000 species. The defi ...

fungi that form

stromata The ''Stromata'' ( el, Στρώματα), a mistake for ''Stromateis'' (Στρωματεῖς, "Patchwork," i.e., ''Miscellanies''), attributed to Clement of Alexandria (c. 150 – c. 215), is the third of a trilogy of works regarding the Christ ...

on the stems of trees and shrubs. The stromata are orange-brown and consist of radiating,

perithecial An ascocarp, or ascoma (), is the fruiting body ( sporocarp) of an ascomycete phylum fungus. It consists of very tightly interwoven hyphae and millions of embedded asci, each of which typically contains four to eight ascospores. Ascocarps are mos ...

lobes.

Species

The genus includes three species: *''

Hypocreopsis amplectens ''Hypocreopsis amplectens'' is part of the family Hypocreaceae and genus ''Hypocreopsis'', fungi that form stromata on the stems of trees and shrubs. The stromata are orange-brown and consist of radiating, perithecial lobes. This species of ''H ...

'' *'' Hypocreopsis lichenoides'' *''

Hypocreopsis rhododendri ''Hypocreopsis rhododendri'' is an ascomycete fungus. It is commonly known as hazel gloves due to the resemblance of its orange-brown, radiating lobes to rubber gloves, and because it is found on hazel (''Corylus avellana'') stems. Distribution ...

'' The species are macroscopically similar, other than the fact that ''H. lichenoides'' may develop brown mealy patches of

conidia A conidium ( ; ), sometimes termed an asexual chlamydospore or chlamydoconidium (), is an asexual, non-motile spore of a fungus. The word ''conidium'' comes from the Ancient Greek word for dust, ('). They are also called mitospores due to the ...

on the surface of its lobes. The species may however be distinguished by their

spore 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 ...

morphology: ''H. lichenoides'' has ellipsoid to short-

fusiform Fusiform means having a spindle-like shape that is wide in the middle and tapers at both ends. It is similar to the lemon-shape, but often implies a focal broadening of a structure that continues from one or both ends, such as an aneurysm on a b ...

, 1-

septate In biology, a septum (Latin for ''something that encloses''; plural septa) is a wall, dividing a cavity or structure into smaller ones. A cavity or structure divided in this way may be referred to as septate. Examples Human anatomy * Interatri ...

spores; ''H. rhododendri'' has

globose A sphere () is a geometrical object that is a three-dimensional analogue to a two-dimensional circle. A sphere is the set of points that are all at the same distance from a given point in three-dimensional space.. That given point is the ce ...

, 0-1 septate spores, and ''H. amplectens'' has cylindric, 2-3 septate spores.

Distribution

''Hypocreopsis amplectens'' and ''H. rhododendri'' are restricted to an

oceanic climate An oceanic climate, also known as a marine climate, is the humid temperate climate sub-type in Köppen classification ''Cfb'', typical of west coasts in higher middle latitudes of continents, generally featuring cool summers and mild winters ( ...

. ''Hypocreopsis rhododendri'' occurs on the western fringe of Europe, and has also been recorded historically from the Appalachian mountains in the eastern USA, and '' H. amplectens'' has been found at just four sites in

Australia Australia, officially the Commonwealth of Australia, is a Sovereign state, sovereign country comprising the mainland of the Australia (continent), Australian continent, the island of Tasmania, and numerous List of islands of Australia, sma ...

and

New Zealand New Zealand ( mi, Aotearoa ) is an island country in the southwestern Pacific Ocean. It consists of two main landmasses—the North Island () and the South Island ()—and over 700 smaller islands. It is the sixth-largest island count ...

. Hypocreopsis lichenoides is found across a wider climatic range, occurring in

temperate In geography, the temperate climates of Earth occur in the middle latitudes (23.5° to 66.5° N/S of Equator), which span between the tropics and the polar regions of Earth. These zones generally have wider temperature ranges throughout t ...

-to-

polar Polar may refer to: Geography Polar may refer to: * Geographical pole, either of two fixed points on the surface of a rotating body or planet, at 90 degrees from the equator, based on the axis around which a body rotates * Polar climate, the c ...

climates across the northern hemisphere.

References

External links

* {{Taxonbar, from=Q5959446 Sordariomycetes genera Hypocreaceae