umbilicate
Example Sentences
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Sporangia globose, sometimes a little depressed, with the base umbilicate; the wall steel-blue with tints of purple and violet, quite persistent, rupturing irregularly.
From The Myxomycetes of the Miami Valley, Ohio by A. P. (Andrew Price) Morgan
The nodding, lenticular, umbilicate sporangium, barely attached to the apiculate stipe, is sufficient to distinguish this elegant little species, recognized and quite aptly characterized by mycologists for more than one hundred years.
From The North American Slime-Moulds A Descriptive List of All Species of Myxomycetes Hitherto Reported from the Continent of North America, with Notes on Some Extra-Limital Species by Thomas H. (Thomas Huston) MacBride
Differs from E. costatum in blackish umbilicate p.; smaller sp. rough, 5-6.
From European Fungus Flora: Agaricaceae by George Massee
Sporangium depressed-globose, the base flattened or umbilicate, stipitate or nearly sessile; the wall smooth, whitish or pale brown, splitting from the apex downward into a few reflexed irregular segments.
From The Myxomycetes of the Miami Valley, Ohio by A. P. (Andrew Price) Morgan
Sporangium hemispherical, more or less depressed, the base profoundly umbilicate; the wall firm, rugulose, dark-colored and nearly opaque, with a mealy coat of stellate crystals of lime, rupturing irregularly.
From The Myxomycetes of the Miami Valley, Ohio by A. P. (Andrew Price) Morgan