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Science & Tech > Botany > Spores


Now updated for CSW15. New words, if any, and new inflections of existing words, are shown in red.


abstrict (Obs.) to set free spores etc. by constriction of the stalk.
acervulus (Lat.) the spore-producing organ of certain fungi.
aecidiospore a spore produced in an aecidium.
aecidospore a spore produced in an aecidium.
aeciospore a spore produced in an aecidium.
aplanospore a nonmotile spore.
apogamous engaging in apogamy, asexual reproduction.
apogamously (Adv.) APOGAMOUS, engaging in apogamy.
apogamy omission of the sexual process in the life history, whereby the sporophyte develops either from an unfertilized egg cell or some other cell.
aposporic relating to apospory, the development of prothalli.
aposporous showing apospory, the development of prothalli from direct outgrowths from the fern frond.
apospory the development of prothalli from direct outgrowths from the fern frond, without the production of spores.
apothece the spore-producing organ of certain fungi.
apothecial relating to an apothecium, an open cup- or disc-shaped fruiting body borne by many lichens.
apothecium the spore-producing organ of certain fungi.
archespore the cell or group of cells in a sporangium that gives rise to spores.
arthrospore another name for an oidium.
arthrosporic of or like an arthrospore.
arthrosporous of or like an arthrospore.
ascocarp a spore-producing organ of certain fungi.
ascocarpic relating to an ascocarp, a spore-producing organ of certain fungi.
ascospore one of the spores contained in the asci of lichens and fungi.
ascosporic of or like an ascospore, one of the spores contained in the asci of lichens and fungi.
autospore a nonmotile algal spore.
azygospore a thick-walled spore produced by parthenogenesis in certain algae and fungi.
ballistospore a spore, esp a fungal spore, that is forcefully ejected from its source.
basidial relating to a basidium, a club-shaped spore-bearing structure produced by a basidiomycete.
basidiospore a spore produced by a basidium.
basidiosporous of or like a basidiospore, a spore produced by a basidium.
basidium (Lat.) a club-shaped spore-bearing structure produced by a basidiomycete.
caeoma the spore-producing part of a fungus.
carpospore a kind of spore formed in the conceptacles of red algae.
catenulate of certain spores, formed in a row or chain.
chlamydospore a thick-walled usually resting fungal spore.
conidiospore a conidium.
conidium (Lat.) a peculiar kind of reproductive cell found in certain fungi, and often containing zoospores.
cryptogamy the state of being a cryptogam, reproducing by spores and not seeds.
encystment the act of encysting.
endospore the thin inner coat of certain spores.
endosporous of or like an endospore.
epispore the outer layer of a spore wall.
eusporangiate of a group of ferns, having each sporangium derived from a group of cells.
exosporal of or like an exospore, the extreme outer layer of a spore.
exospore the outer layer of a spore wall.
exosporous of or like an exospore, the extreme outer wall of a spore; the epispore.
gleba (Lat.) a spore-bearing mass of some fungi.
gonimoblast in the red seaweeds, a spore-bearing filament that springs from the fertilized carpogonium.
heterosporous producing two different sizes or kinds of spores.
heterospory the production of microspores and megaspores, as in seed plants.
homosporous producing only one size or kind of spore. Contrast with heterosporous.
homospory having spores all of one kind.
hymenial relating to the hymenium, the spore-bearing surface of certain fungi, as that on the gills of a mushroom.
hymenium the spore-bearing surface of certain fungi, as that on the gills of a mushroom.
intine the inner membrane of a pollen grain or spore.
isosporous having spores of one kind only, as opposed to heterosporous.
isospory the condition of being isosporous, having spores of one kind only.
macrosporangium a sporangium producing only megaspores.
macrospore a spore giving rise to a female gametophyte.
mazaedium the fruiting body of lichens, having spores in a powdery mass inside.
megagametophyte the gametophyte developing vegetatively from the megaspore of a heterosporous plant.
megasporangium the sporangium in heterosporous plants where the megaspores develop.
megaspore the larger of the two types of spore produced by some ferns, which develops into the female gametophyte.
megasporic of or like a megaspore.
megasporophyll a specialised leaf bearing or subtending one or more megasporangia.
meiospore a haploid spore.
microsporangium the sporangium in heterosporous plants where the cicrospores develop.
microspore a spore giving rise to a male gametophyte.
microsporic like a microspore.
microsporocyte a microspore mother cell.
microsporous of or like a microspore.
oidioid of or like an oidium, a thin-walled fungal spore.
oidium (Lat.) a thin-walled fungal spore.
oophyte in ferns and mosses, the gametophyte or prothallus.
oospore a special kind of spore resulting from the fertilization of an oosphere by antherozoids.
oosporic of or pertaining to an oospore, a special kind of spore resulting from the fertilization of an oosphere by antherozoids.
oosporous of or pertaining to an oospore, a special kind of spore resulting from the fertilization of an oosphere by antherozoids.
palynologic relating to palynology, the scientific study of spores and pollen.
palynology the scientific study of spores and pollen.
paraphysate relating to paraphysis, a sterile filament or hair borne among the sporangia.
paraphysis a sterile filament or hair borne among the sporangia.
parthenospore a thick-walled spore produced by parthenogenesis in certain algae and fungi.
peristomal relating to the peristome, the area, or a structure, surrounding a mouth.
perithecium a small fruiting body containing ascospores.
pollen the microspore of seed plants; (verb) to cover or fertilise with pollen.
pollinium a coherent mass of pollen, as in the milkweed and most orchids.
promycelial like a promycelium, a short germ-tube put out by some fungal spores.
promycelium a short germ-tube put out by some fungal spores.
prothallial of or like the prothallium, the growth following a germinating spore, for the purpose of sexual reproduction, producing the antheridia and archegonia.
prothallic relating to a prothallus, the growth following a germinating spore, for the purpose of sexual reproduction.
prothallium the free-living gametophyte of a fern or other vascular cryptogam.
prothalloid relating to the prothallus, the gametophyte or sexual generation in ferns and related plants.
prothallus the free-living gametophyte of a fern or other vascular cryptogam.
protonema a branched filament produced by germination of a moss spore, giving rise to moss plants from buds.
protonemal of or like a protonema, the primary growth from the spore of a moss.
protonematal of or like a protonema, the primary growth from the spore of a moss.
pycnidial relating to a pycnidium, a roundish fructification formed by many species of fungi.
pycnidiospore a conidium produced in a pycnidium.
pycnidium a roundish fructification formed by many species of fungi, containing fertile hyphae and asexual spores.
pycnoconidium an asexual fungal spore produced in a pycnidium.
pycnospore a conidium produced in a pycnidium.
scutellum (Lat.) a rounded apothecium having an elevated rim formed of the proper thallus, the fructification of certain lichens.
soral pertaining to a sorus, a cluster of sporangia.
sorus (Lat.) a cluster of sporangia.
spaceborne carried in space eg of spores.
sporal of or like a spore.
sporangial of or like a sporangium, a chamber inside of which spores are produced through meiosis.
sporangiophore a stalk to which sporangia are attached.
sporangium a chamber inside of which spores are produced through meiosis.
spore a single cell that is dispersed as a reproductive unit, or which encapsulates a cell during unfavorable environmental conditions; (verb) to produce spores.
sporicidal killing spores.
sporicide a substance that kills spores.
sporidesm a multicellular body or group of spores of which every cell is capable of generating.
sporidial of or like a sporidium, a secondary spore, or a filament produced from a spore, in certain kinds of minute fungi.
sporidium a secondary spore, or a filament produced from a spore, in certain kinds of minute fungi.
sporocarp a closed body or conceptacle containing one or more masses of spores or sporangia.
sporocyst a rounded, thick-walled structure produced, as by protozoans, in the process of sporulation.
sporocystic of or like a sporocyst.
sporogenesis reproduction by means of spores.
sporogenic producing spores.
sporogenous of tissue or cells in which the spores are formed.
sporogeny the production of spores.
sporogonial of or like a sporogonium, an organ that produces asexual spores in mosses.
sporogonic relating to a sporogonium, an organ that produces asexual spores in mosses.
sporogonium an organ that produces asexual spores in mosses.
sporoid of or like a spore.
sporophore a spore-bearing stalk or structure, as in fungi.
sporophoric bearing spores.
sporophorous bearing spores.
sporophyte a spore-producing phase in plants that reproduce by metagenesis (alternating asexual and sexual reproduction).
sporophytic of or like a sporophyte.
sporopollenin a polymer that comprises the exine (outer layer of the wall) of spores and pollen grains.
sporozoite a minute, mobile, pre-adult spore developed by sporozoans.
sporular of or like a sporule, a small spore.
sporulate to form (into) spores.
sporulation the formation or production of spores.
sporulative relating to sporulation.
sporule a small spore.
stichidium a branch producing tetraspores, in red seaweeds.
stomium part of the sporangium of ferns that ruptures to release the spores.
synangium a cluster of sporangia which have become fused in development.
teleutospore a thick-walled winter spore of the rust fungi, producing a promycelium on germination.
teleutosporic of or like a teleutospore, a thick-walled winter spore of the rust fungi.
telial relating to a telium, a cluster of spore cases of the rust fungus.
teliospore the thick-walled resting spore of rusts and smuts from which the basidium arises.
telium a cluster of spore cases of the rust fungus.
tetrasporangium the sporangium in which tetraspores are formed.
tetraspore a nonsexual spore, one of a group of four regularly occurring in red seaweeds.
tetrasporic relating to tetraspores.
tetrasporous of or like a tetraspore.
uredial relating to an uredium, a pustule producing and containing uredospores.
urediniospore the thin-walled summer spore which is produced during the so-called Uredo stage of certain rusts.
uredinous containing uredines, rust spores.
urediospore the thin-walled summer spore which is produced during the so-called Uredo stage of certain rusts.
uredosorus a pustule producing and containing uredospores.
uredospore the thin-walled summer spore which is produced during the so-called Uredo stage of certain rusts.
xyloma a spore-producing body in fungi.
zoochorous of seeds or spores spread by animals.
zoospore a motile flagellated spore, occurring in certain algae, fungi, and protozoans.
zoosporic of or pertaining to zoospores.
zoosporous of or like a zoospore, a swarm-spore.
zygosperm a spore formed by union of two similar cells.
zygospore a spore formed by union of two similar cells.
zygosporic of or like a zygospore, a spore formed by union of two similar cells.