This is the 8440th most frequent German word.
kelchen
"Kelchen" is not a standard German word. It may be a misspelling or a colloquial/local term.
In this context, 'Kelchen' refers to the chalice-like shape of the flower petals.
Die Blumen blühen in ihren bunten Kelchen.
The flowers bloom in their colorful chalices.
Here, 'Kelch' is used to denote a ceremonial goblet or large cup, often used in religious contexts.
Der Priester hob den goldenen Kelch während der Zeremonie.
The priest raised the golden chalice during the ceremony.
In this example, 'Kelchen' describes elegant drinking vessels, highlighting their material and decorative nature.