rhizoctonia

[ rahy-zok-toh-nee-uh ]

noun

1. any of various soil-inhabiting fungi of the genus Rhizoctonia, some species of which are destructive to cultivated plants, causing damping off of seedlings, foliage blight, root and stem cankers, and rot of storage organs.

Word History and Origins

Origin of rhizoctonia¹

< New Latin (1815), equivalent to Greek rhizo- rhizo- + któn ( os ) murder (akin to kteínein to kill, slay) + New Latin -ia -ia; so called from its pathogenic activity

Example Sentences

The article described a fungus, Rhizoctonia leguminicola, which commonly grows on many species of legumes during the summer months in soggy climates.

From Literature

In some cases the flesh turns watery and soft, grey, almost glass-like, starting at the haulm end, and this may be owing to the invasion of Rhizoctonia.

From Project Gutenberg

Pathogens that cause disease can vary from the well-known Rhizoctonia, Pythiums and Thielaviopsis to the less familiar Rhizopus oryzae.

From Time Magazine Archive

This Rhizoctonia is a mere spawn or mycelium, a mass of rusty-brown material like a thick coating of spider's web of a red tint.

From Project Gutenberg

It is believed by some persons that one stage of this disease is identical with the disease named 'Tacon' by the French, and in this country known as 'Copper Web,' Rhizoctonia crocorum.

From Project Gutenberg