Birnbaum's whitetail (Leucocoprinus birnbaumii)
- Division: Basidiomycota (Basidiomycetes)
- Subdivision: Agaricomycotina (Agaricomycetes)
- Classis: Agaricomycetes (Agaricomycetes)
- Subclass: Agaricomycetidae (Agaricomycetes)
- Ordo: Agaricales (Agaric vel Lamellar)
- Family: Agaricaceae (Champignon)
- Genus: Leucocoprinus
- Type: Leucocoprinus birnbaumii (Birnbaum's whitetail)
Birnbaum scriptor Alba Portitorem (Leucocoprinus birnbaumii) est fungus e genere Belonavozniki familiae Champignon.
caput 1—5 cm diam., tenuissime carnosa, ovata, juniora, ovata, dein conica, serius campanulata, tuberculo parvo, sicco, picrico flavo, tuberculo flavescente, tunica luteo sparso luteo suffulta, dein recta; radiatim ore striato.
crus 4-8×0,2-0,4 cm, centrali, saepe curvato, versus basin patens, cum parvo tubere 0,5—0,6 cm, concavo, picrico-flavo, glabro, pilis luteis membranaceis obtecto. infra anulum.
Annulus apicalis, angustus, membranaceus, flavescens, saepe evanidus.
pulpam flavescens, continuo intermissum non mutat, sine peculiari odore et sapore.
Records laxi, tenues, frequentes, sulphurei, flavi.
Pulvis sporae albido-rosea.
quaestiones microns 7-11-4,5, 7,5-XNUMX, ovato-ellipsoideis, glabris, poris germinantibus, hyalinis.
Crescit in STERCUS, in greenhouses, greenhouses, greenhouses per annum.
Inedible decentius fungus.