MYCOLOGY TERMINOLOGIES

Question 1

Hyphal units above the colony agar interface.

Answer 1

Aerial

Question 2

A fungus (dermatophyte) that preferentially grows on man rather than other animals or the soil.

Answer 2

Anthropophilic

Question 3

A thallic conidium released by either the splitting of a double septum or by the fragmentation or lysis of a dysjunctor cell.

Answer 3

Arthroconidium

Pl. arthroconidia

Question 4

A fruiting body containing asci and ascospores.

Answer 4

Ascocarp

Question 5

A group of fungi that reproduce sexually by the endogenous formation of ascospores in an ascus.

Answer 5

Ascomycetes

Question 6

A sac-like cell containing ascospores.

Answer 6

Ascus

Pl. asci

Question 7

A haploid spore produced within an ascus following karyogamy and meiosis.

Answer 7

Ascospore

Question 8

Lacking septa, often pertaining to the hyphae seen in zygomycetes.

Answer 8

Aseptate

Question 9

A cell that gives rise to a basidiospore.

Answer 9

Basidium

Question 10

A group of fungi that reproduce sexually by the exogenous formation of basidiospores from a basidium.

Answer 10

Basidiomycetes

Question 11

A haploid spore produced on a basidium following karyogamy and meiosis.

Answer 11

Basidiospore

Question 12

A chain of conidia having the youngest cell at the tip.

Answer 12

Blastocatenate

Question 13

An asexual conidium that forms by a blowing out or budding process.

Answer 13

Blastoconidium

Pl. blastoconidia

Question 14

A type of asexual reproduction commonly found in yeasts.

Answer 14

Bud

Question 15

Hyaline mucopolysaccharide covering around the body of certain yeasts

Answer 15

Capsule

Question 16

What does Catenulate mean?

Answer 16

Conidia arranged in chains.

Question 17

Fungi species with capsule

Answer 17

Cryptococcus and Rhodotorula

Question 18

Club-shaped

Answer 18

Clavate

Question 19

An enclosed ascocarp containing randomly dispersed asci.

Answer 19

Cleistothecium

Pl. cleistothecia

Question 20

A remnant of a cell wall present at the tip of a phialide, or around a sporangiophore.

Answer 20

Collarette

Question 21

A sterile invagination / dome-like structure at the tip of a sporangiophore or within a sporangium.

Answer 21

Columella

Question 22

Thick-walled resistant resting spore, especially in Histoplasma capsulatum.

Answer 22

Chlamydospore

Question 23

Without septa.

Answer 23

Coenocytic / Nonseptate

Question 24

Cell that gives rise to a conidium.

Answer 24

Conidiogenous cell

Question 25

Reproductive propagule produced in the absence of nuclear recombination, representing anamorphic or asexual reproduction.

Answer 25

Conidium

Question 26

Specialized hypha that gives rise to, or bears a conidium.

Answer 26

Conidiophore

Question 27

Infection of hair, skin, and nails caused by fungi other than dermatophytes.

Answer 27

Dermatophyte

Question 28

Fungus having brown or black melanotic pigment in the cell wall.

Answer 28

Dematiaceous

Question 29

Type of branching of hyphae that is repetitious without pattern, branches are approximately equal in size.

Answer 29

Dichotomous

Question 30

Having two forms.

Answer 30

Dimorphic

Question 31

An artificial subdivision to accommodate those fungi where only the asexual state is known.

Answer 31

Deuteromycetes

Question 32

A slow growing variant.

Answer 32

Dysgonic

Question 33

Covered with delicate spines.

Answer 33

Echinulate

Question 34

Forming a sheath of arthroconidia on the outside of a hair shaft. Cuticle of the hair is destroyed.

Answer 34

Ectothrix

Question 35

Arthroconidia formed inside a hair shaft. Cuticle of the hair remains intact.

Answer 35

Endothrix

Question 36

Fluffy or cottony.

Answer 36

Floccose

Question 37

Presence of fungi in the blood.

Answer 37

Fungemia

Question 38

Initial hypha from a sprouting conidia, spore, or yeast.

Answer 38

Germ tube

Question 39

A fungus that requires mating between two compatible strains for sexual reproduction to occur.

Answer 39

Heterothallic

Question 40

A scar at the base of a conidium.

Answer 40

Hilum

Question 41

A mode of blastic conidium ontogeny in which all the cell wall layers of the conidiogenous cell are involved in conidium development.

Answer 41

Holoblastic

Question 42

A mode of thallic conidium ontogeny in which all the cell wall layers of the conidiogenous cell are involved in conidium development.

Answer 42

Holothallic

Question 43

A fungus capable of sexual reproduction on a single thallus.

Answer 43

Homothallic

Question 44

Colourless.

Answer 44

Hyaline / Hyalo

Question 45

A single/vegetative filament of a fungus.

Answer 45

Hyphae ## Footnote Pl. Hyphae

Question 46

Formed within a hyphal unit.

Answer 46

Intercalary

Question 47

The larger of two different types of conidia produced by a fungus in the same manner.

Answer 47

Macroconidium

Question 48

The smaller of two types of conidia produced in the same manner by the same fungus.

Answer 48

Microconidium

Question 49

Mass of hyphae making up a fungus colony.

Answer 49

Mycelium

Question 50

A sterile cell below the phialides of some Aspergillus and Penicillium species.

Answer 50

Metula ## Footnote Pl. Metulae

Question 51

Black.

Answer 51

Niger

Question 52

Like the teeth of a comb.

Answer 52

Pectinate

Question 53

Darkly pigmented.

Answer 53

Phaeo

Question 54

Fragile string of cells that result from the budding of blastoconidia that have remained attached to each other. A string of elongated blastoconidia formed in some yeasts that resemble a hypha-like filament.

Answer 54

Pseudohypha

Question 55

A film-like or skin-like surface growth.

Answer 55

Pellicle

Question 56

The brush-like conidiophore of Penicillium.

Answer 56

Penicillus ## Footnote Pl. Penicilli

Question 57

A specialized conidiogenous cell that produces conidia in basipetal succession without increasing in length.

Answer 57

Phialide

Question 58

Having more than one form.

Answer 58

Pleomorphic

Question 59

Pear-shaped

Answer 59

Pyriform

Question 60

A hypha composed of a number of cells swollen at one end resembling a tennis racquet.

Answer 60

Racquet hyphae

Question 61

Root-like structure. Used in the identification of some Zygomycetes.

Answer 61

Rhizoid

Question 62

A cross wall in a hypha.

Answer 62

Septum ## Footnote Pl. septa

Question 63

Covered in small spines.

Answer 63

Spinulose / Spinose

Question 64

A sac-like structure producing asexual spores endogenously by cytoplasmic cleavage.

Answer 64

Sporangium

Question 65

An asexual spore produced within a sporangium; reproductive unit formed in a sporangium.

Answer 65

Sporiangiospore

Question 66

Specialized hypha that gives rise to a sporangium.

Answer 66

Sporiangiophore

Question 67

A reproductive propagule formed by either meiosis or mitosis.

Answer 67

Spore

Question 68

Star-shaped.

Answer 68

Stellate

Question 69

A small pointed structure upon which a basidiospore forms.

Answer 69

Sterigma ## Footnote Pl. sterigmata

Question 70

A running hypha from which rhizoids and sporangiospores arise.

Answer 70

Stolon

Question 71

Sexual state of a fungus.

Answer 71

Teleomorph

Question 72

Formed at the end of a structure.

Answer 72

Terminal

Question 73

Spines or finger-like projections on macroconidia (Histoplasma capsulatum); wart-like structures.

Answer 73

Tuberculate

Question 74

A mode of conidial ontogeny where a conidium is formed from a pre-existing hyphal segment or cell.

Answer 74

Thallic

Question 75

Having swellings at intervals.

Answer 75

Toruloid

Question 76

Phialides arising directly from a vesicle as in Aspergillus.

Answer 76

Uniserate

Question 77

Having many warts.

Answer 77

Verrucose

Question 78

Swollen or bladder-like cell.

Answer 78

Vesicle

Question 79

Unicellular fungus, usually round or ovoid, that reproduces by budding.

Answer 79

Yeast

Question 80

Infecting lower animals rather than man.

Answer 80

Zoophilic

Question 81

A thick-walled sexual spore formed by the fusion of two similar gametangia; characteristic of the Zygomycetes.

Answer 81

Zygospore