Albert Lleal / SEM close-up view of a moss sporangium with a spore emerging at 56x magnification

Albert Lleal / SEM close-up view of a moss sporangium with a spore emerging at 21x magnification

Albert Lleal / SEM close-up view of moss sporangium at 21x magnification

Andy Sands / Slime mould (Stemonitis sp.) newly emerged bright yellow sporangia on rotting log, Buckinghamshire, England, UK. September. Focus stacked.

Andy Sands / Slime mould (Cribraria aurantiaca) three maturing, green sporangia, circa 1.5mm tall, Buckinghamshire, England, UK. July. Focus stacked.

Andy Sands / Slime mould (Badhamia utricularis) early stage sporangia on a twig, Buckinghamshire, England, UK. December. Focus stacked.

Andy Sands / Slime mould (Badhamia utricularis) mature sporangia on a twig, Buckinghamshire, England, UK. December. Focus stacked.

Andy Sands / Slime mould (Stemonitopsis hyperopta), two sporangia growing between two (Cribraria cancellata) sporangia, Buckinghamshire, England, UK. September. Focus stacked.

Andy Sands / Slime mould (Physarum album) 1mm tall mature sporangia with one immature among them, Buckinghamshire, England, UK. November. Focus stacked.

Andy Sands / Slime mould (Comatricha nigra) four mature sporangia ready to release spores growing among fungal mat on rotting log, Buckinghamshire, England, UK. December. Focus stacked.

Andy Sands / Slime mould (Cribraria argillacea) group of developing sporangia on rotten log, Buckinghamshire, England, UK. June. Focus stacked.

Georgette Douwma / Common pin mould (Mucor mucedo) cultivated on beetroot in a fridge, showing blackheads of sporangia and thin strands of mycelium.