melanconiales

1 definition found

melanconiales - Collaborative International Dictionary of English v.0.48 :

  Melanconiales \Mel`an*co`ni*a"les\, n. pl. [NL., fr.
     Melanconium, name of the typical genus, fr. Gr. me`las black
     + ? dust, in allusion to the dark spores.] (Bot.)
     The smallest of the three orders of Fungi Imperfecti,
     including those with no asci nor pycnidia, but as a rule
     having the spores in cavities without special walls. They
     cause many of the plant diseases known as anthracnose.
     [Webster 1913 Suppl.]