Diversity and Distribution of Macro Fungi in Some Selected Parks and Gardens of Dhaka City, Bangladesh

Abstract

A survey was conducted during June to November, 2017 in five selected parks and gardens of Dhaka city, Bangladesh namely National Botanical Garden, National Zoo, Romna Park, Dhanmondi Lake and Boldha Garden. The investigation was done to analyze the morphology, diversity and distribution of macro fungi A total of 44 macro fungi samples were collected and identified to 32 species under 18 genera and 18 families. The most frequent collected genera were Ganoderma sp., Daedeleopsis sp., Ramariopsis sp., Crepidotus sp. and Daldinia sp. The maximum frequency of identified species was exhibited by Ganoderma lucidum (9.46%), followed by Ganoderma applanatum (8.1%), Volvariella volvacea (5.41%), Agaricus bisporus (5.41%) Daedaleopsis confragosa (4.05%), Trametes versicolor (4.05%) and Ganoderma boninense (4.05%). The maximum density of occurrence among collected samples was exhibited by Ramariopsis kunzei (11.3%), Ganoderma lucidum (9.9%), Crepidotus variabilis (5.3%) and Daedaleopsis confragosa (3.76%). The predominant species found in National Botanical Garden is Ganoderma applanatum, in Ramna Park is Ganoderma lucidum, in Dhanmondi Lake is Ramariopsis kunzei, in Boldha Garden is Ganoderma lucidum and in National zoo is Amanita bisporigera. The collected specimens were deposited to the Sher-e-Bangla Agricultural University Herbarium of Macro Fungi (SHMF).