▁their ▁reuse ▁by ▁others ▁without ▁the ▁need ▁for ▁rem un er ation ▁or ▁special ▁permission , ▁subject ▁to ▁the ▁terms ▁of ▁the ▁license . ▁The ▁software ▁is ▁open ▁source ▁and ▁hosted ▁on ▁GitHub . ▁ ▁G row th ▁As ▁of ▁ 2 0 1 8 , ▁the ▁website ▁contains ▁about ▁ 3 1 1 , 0 0 0 ▁user - sub m itted ▁m ush room ▁observations ▁illustrated ▁by ▁ 9 4 5 , 0 0 0 ▁photograph s . ▁In ▁ 2 0 1 0 , ▁the ▁website ▁contained ▁about ▁ 5 3 , 0 0 0 ▁user - sub m itted ▁m ush room ▁observations ▁illustrated ▁by ▁ 1 0 1 , 0 0 0 ▁photograph s ; ▁up ▁from ▁ 7 , 2 5 0 ▁observations ▁and ▁ 1 2 , 8 0 0 ▁photograph s ▁in ▁ 2 0 0 8 . ▁In ▁November ▁ 2 0 1 8 ▁M ush room ▁observer ▁offers ▁appro x . ▁ 9 4 5 , 0 0 0 ▁photos ▁and ▁ 3 1 1 , 0 0 0 ▁observations ▁or ▁ 1 5 , 0 0 0 ▁species ▁of ▁fung i . ▁ ▁References ▁ ▁External ▁links ▁▁ ▁github . com / M ush room Observer ▁M ush room Observer ▁software ▁under ▁M IT ▁license ▁on ▁GitHub ▁ ▁Category : My colog ical ▁literature ▁Category : Bi ology ▁websites ▁Category : Cre ative ▁Commons - lic ensed ▁websites ▁Category : Cre ative ▁Commons - lic ensed ▁databases ▁Category : Internet ▁properties ▁established