Botany (a) A dry dehiscent seed-vessel, containing one or more cells, and opening when ripe by the separation of its valves. (b) Applied to…

A flask-shaped or rounded ascocarp with an ostiole, found esp. among pyrenomycetes.

Originally: an aecium. In later use: spec. one which is cup-shaped and which is enclosed within a protective membrane; cf. cluster-cup n. at cluster…

The spore-bearing surface in fungi. In the common mushroom the hymenium covers the gills.

a false peridium, spec. that covering the aecium of a rust fungus.

a unilocular structure resembling a perithecium, esp. in fungi of the ascomycete order Laboulbeniales.

Botany. A round and flattened part in a plant. A disc-shaped hymenium of a discomycetous fungus; = discocarp n. (b) at disco-, comb._form affix.

A simple or branched hair-like body which supports the spores in certain fungi, as Geaster.

One or other of the points of the basidia or sporophores in fungals.

A spore-bearing process or stalk.

A name for the naked spores in certain fungals, which are produced at the tips of short thread-like cells.

Originally: a fruiting body of certain lichens. Later also: = pycnidium, n.

Biology and Cryptogamic Bot. A cell or cavity containing reproductive bodies, embryos, etc.; e.g. the spore-case of certain fungi.

In certain fungi (chiefly deuteromycetes): a flask-shaped or spherical fruiting body (conidioma) containing spore-bearing cells.

Name given to the cells of the fructification in some fungi, which form the ‘gills,’ and bear the spores.

One of the projecting cells originating among the basidia of hymenomycetous fungi, and supposed to be sterile basidia.

A spore borne at the extremity of a basidium.

A unicellular asexual reproductive body occurring in certain fungi. Also in bacteria of the orders Actinomycetales and Chlamydobacteriales, which…

The cystidium of a fungus. Now historical and rare.

the irregular globule formed by the condensation of the protoplasm of the oogonium in certain fungi.

the part of a fungus which supports the hymenium (cf. hymeniophore, n.).

In fungi: = spicule, n. 2.

In rust fungi (Pucciniales): a thick-walled resting spore which produces a basidium on germination, often after overwintering; = teliospore, n.

The basidium of a smut or rust fungus, a club-shaped structure bearing sporidia.

= gonosphere n.

An antheridium of certain ascomycetes.

In fungi: a stalk or filament bearing a spore; often a branch or outgrowth of a basidium.

The antheridium (male gametangium) of an ascomycete.

Botany. The vermiform carpogonium of certain fungi.

One or other of the peculiar summer spores developed during the uredo stage in rust fungi.

A type of cystidium that is lime-encrusted and granular in appearance.

Botany. The cap of the ascus in certain cup fungi. Also: a cap on the sporangium in fungi of the order Chytridiales.

A receptacle or hymenium in which uredo-spores are formed. rare.

A spore formed in an aecidium; an aeciospore.

a conidium developed inside a pycnidium.

a group of uredospores.

Botany. A thick-walled resting spore produced by various fungi.

In rust fungi (Pucciniales): a structure consisting of a group of teliospores (teleutospores) and their supporting hyphae; = telium, n.

Biology (colloquial). In certain plasmodial slime moulds: a flattened, rounded fruiting body formed by a cluster of sporangia. Obsolete.

the fruit body of an ascomycetous fungus.

Mycology. In an oomycete, esp. one of the order Peronosporales: the outer portion of the cytoplasm in an oogonium or antheridium. Cf. ooplasm, n. 2.

a pycnidiospore; (occasionally also) a pycniospore.

Mycology. = perithecium, n. (now rare). Also: a pyrenocarpous lichen.

A basidium that has no septum; an undivided basidium; also called holobasidium.

A conidium formed by the breaking up of a hypha.

a differentiated hypha in Zygomycetes that takes part in conjugation.

A dikaryotic spore of a rust fungus, which is produced in an aecium and in a heteroecious species infects the primary host. Cf. aecidiospore, n.

A fruiting body produced on the mycelium of a rust fungus at a particular stage in its life cycle (esp., in heteroecious species, that occurring…

a spore from a pycnium; a spermatium.

A spore of the rust fungi (Uredinales) which produces a basidium on germination, often after overwintering; a teleutospore.

= teleutosorus, n.

A cluster or sorus of uredospores and the hyphæ which bear them.

= uredinium, n.

the part of a fungus that bears the spores and spore-producing organs.

A fungal fructification composed of an exposed mass of conidia overlying a cushion-like layer of short conidiophores.

Esp. in a smut or rust: the structure or developmental stage of a basidium (often a teliospore) in which nuclear fusion of gametes (karyogamy) occurs.

Bearing fruit; fruiting body n. = fruit-body n. at fruit, n. compounds 2; also occasionally applied to spore-producing bacteria.

In rust fungi: a flask-shaped fruiting body producing haploid spores and receptive hyphae, which after fertilization results in the formation of…

= autobasidium, n.

(in pyrenomycetes) a spherical female reproductive structure formed from vegetative hyphae from which trichogynes extend, and which develops into a…

= uredinium, n.