CUDWEED
cudweed
(noun) any of numerous plants of the genus Gnaphalium having flowers that can be dried without loss of form or color
Source: WordNet® 3.1
Etymology
Noun
cudweed (countable and uncountable, plural cudweeds)
Any of many of species of flowering plants in family Asteraceae
Gamochaeta, a plant genus with species in North and South America
Gnaphalium, a plant genus with species in Eurasia and the Americas
Pseudognaphalium, a plant genus native to North America
Filago, a plant genus in Eurasia and North America
Euchiton, a plant genus native to Australasia and the Pacific
Helichrysum, a plant genus occurring in Africa, Australasia and Eurasia.
Cudbear (Lecanora tartarea)
Source: Wiktionary
Cud"weed` (kd"wd`), n Etym: [Apparently fr. cud. + weed, but perh. a
corruption of cottonweed; or of cut weed, so called from its use as
an application to cuts and chafings.] (Bot.)
Definition: A small composite plant with cottony or silky stem and leaves,
primarily a species of Gnaphalium, but the name is now given to many
plants of different genera, as Filago, Antennaria, etc.; cottonweed.
Source: Webster’s Unabridged Dictionary 1913 Edition