herbe à soie

== French == === Etymology === (This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium.) === Pronunciation === IPA(key): /ɛʁb a swa/ === Noun === herbe à soie f (plural herbes à soie) (botany) synonym of yucca filamenteux (“Adam's needle and thread”) (Yucca filamentosa) ==== Further reading ==== Gérard Guillot (2015), Guide des fleurs du jardin, Paris: Belin, →ISBN, p. 155. (spelled herbe-à-soie)