parson-and-clerk
(also parsons-and-clerks)
noun
1 British regional (a children's name for) the flaming marks and spots made on paper as it burns, especially the last spark ( obsolete ).
2Wild arum, Arum maculatum.
Origin
Mid 18th century; earliest use found in Horace Walpole (1717–1797), author, politician, and patron of the arts.