
1) Everlasting 2) Everlasting flower 3) Funerary art 4) Xeranthemum annuum
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https://www.crosswordclues.com/clue/immortelle

Immortelle is another word for the plant everlasting and can also refer specifically to plants of the genera: It may also refer to: ...
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http://en.wikipedia.org/wiki/Immortelle

everlasting dried flower
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http://phrontistery.info/i.html

• (n.) A plant with a conspicuous, dry, unwithering involucre, as the species of Antennaria, Helichrysum, Gomphrena, etc. See Everlasting.
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http://thinkexist.com/dictionary/meaning/immortelle/

(from the article `everlasting`) ...their form and colour when dried and are used in dry bouquets and flower arrangements. Popular everlastings include several species of the family ...
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http://www.britannica.com/eb/a-z/i/11

(Helichrysum) This is a large group that includes annuals, herbaceous perennials and shrubs. The annuals are the most popular, for their flowers are cut and dried for winter decoration; they are found wild in Australia. They grow 2 to 3 feet high and have oblong or lanceolate leaves up to 5 inches long. Their flowers are 2 to 3 inches across and re...
Found on
http://www.encyclo.co.uk/local/10004
Im`mor·telle' noun ;
plural Immortelles . [ French See
Immortal .]
(Botany) A plant with a conspicuous, dry, unwithering involucre, as the species of
Antennaria ,
Helichrysum ,
Gomphrena , etc. See
Everlasting .
Found on
http://www.encyclo.co.uk/webster/I/15

[
n] - mostly widely cultivated species of everlasting flowers having usually purple flowers
Found on
http://www.webdictionary.co.uk/definition.php?query=immortelle

immortelle 1. Any of various plants, such as species of the genera Helichrysum, Xeranthemum, and Erythrina, having flowers that retain their shape and color when dried. French for 'the everlasting'; mostly widely cultivated species of everlasting flowers usually having purple flowers; from southern Europe to Iran; naturalized elsewhere.
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http://www.wordinfo.info/words/index/info/view_unit/2555/2

an everlasting plant or flower, esp. Xeranthemum annuum.
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https://www.infoplease.com/dictionary/immortelle
No exact match found.