calyculus

American  

[kuh-lik-yuh-luhs] / kəˈlɪk yə ləs /

noun

calyculi plural

1. Zoology. Also a structure shaped like a cup.

2. Botany. a set of bracts resembling an outer calyx.

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Etymology

Origin of calyculus

< Latin, equivalent to calyc- (stem of calyx calyx ) + -ulus -ule

Example Sentences

It differs from all other American forms, so far described, in the peculiar development of the calyculus.

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 MacBride, Thomas H. (Thomas Huston)

It is generally distinguished by the scant calyculus and the beautiful richness of its clear delicate net.

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 MacBride, Thomas H. (Thomas Huston)

The colors are obscure, but the striations on the calyculus are violet-tinted, and the reds perhaps predominate elsewhere.

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 MacBride, Thomas H. (Thomas Huston)

Perhaps the most striking characteristic of the present species, aside from its large size, is the peculiarly perforated cup or calyculus.

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 MacBride, Thomas H. (Thomas Huston)

Sporangium depressed-globose, umbilicate at the apex, stipitate, cernuous, purplish-brown in color; the calyculus granulose within, occupying from one-fourth to one-third of the sporangium, the ribs united by firm, persistent fibers.

From The Myxomycetes of the Miami Valley, Ohio by Morgan, A. P. (Andrew Price)