
1) Comparatively angry 2) Exclusively Saxon word 3) Exclusively Anglo word 4) Madderwort 5) More angry 6) More crackers 7) More demented 8) More deranged 9) More hot under the collar 10) More irate 11) More miffed 12) Plant providing more nuts 13) Red hue 14) Rubia tinctorum 15) Rubiaceous plant 16) With more marbles missing 
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https://www.crosswordclues.com/clue/madder

1) Dye 2) Red 
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https://www.crosswordclues.com/clue/madder

 Madder, the common name for the dye plant Rubia tinctorum and its relatives in the genus Rubia, may also refer to: ...
Found on 
http://en.wikipedia.org/wiki/Madder

red dye made from brazil wood; a reddish or red-orange colour
Found on 
http://phrontistery.info/m.html

• (n.) A plant of the Rubia (R. tinctorum). The root is much used in dyeing red, and formerly was used in medicine. It is cultivated in France and Holland. See Rubiaceous.
Found on 
http://thinkexist.com/dictionary/meaning/madder/

any of several species of plants belonging to the genus Rubia of the madder family, Rubiaceae. Rubia tinctorum and R. peregrina are native European ... [1 related articles]
Found on 
http://www.britannica.com/eb/a-z/m/6

<botany> A plant of the Rubia (R. Tinctorum). The root is much used in dyeing red, and formerly was used in medicine. It is cultivated in France and Holland. See Rubiaceous. ... Madder is sometimes used in forming pigments, as lakes, etc, which receive their names from their colours; as. Madder yellow. Field madder, an annual European weed (S...
Found on 
http://www.encyclo.co.uk/local/20973
 Mad'der
Mad'der (măd'dẽr) 
 noun [ Middle English 
 mader , Anglo-Saxon 
 mædere ; akin to Icelandic 
 maðra .] 
 (Botany) A plant of the genus 
 Rubia (
 R. tinctorum ). The root is much used in dyeing red, and formerly was used in medicine. It is cultivated in Franc...
Found on 
http://www.encyclo.co.uk/webster/M/4

Type: Term Pronunciation: mad′ĕr Definitions: 1. The dried and powdered root of Rubia tinctorum (family Rubiaceae); it contains several glycosides that produce the red dyes alizarin and purpurin on fermentation. When madder (or alizarin) is fed to young animals, the calcium in newly deposited bone salt, hydroxyapatite, is stained red. 2....
Found on 
http://www.medilexicon.com/medicaldictionary.php?t=52271

Madder (Rubia tinctorum) or dyer's madder, as it is also known, is a perennial herb of the family Rubiaceae native to the Mediterranean and Near East, with a long, reddish-brown, much-branched rhizome, red fibrous roots and rough, square, ascending, prickly stems which branch at the top. The stiff, lanceolate, sessile leaves have prickly margins an...
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http://www.probertencyclopaedia.com/browse/BM.HTM

One of the lake or dry pigments made from the root of the madder plant or garance, Rubia tinctorum. It is thought to be the rubia mentioned by Pliny the Elder. Traces have been found in paintings from Egyptian and Greco-Roman times. Probably brought to Italy by the Crusaders. By the 13th century the plant was being cultivated in many places in Euro...
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http://www.visual-arts-cork.com/colour-art-glossary.htm

[
n] - Eurasian herb having small yellow flowers and red roots formerly an important source of the dye alizarin 2. [v] - color a moderate to strong red
Found on 
http://www.webdictionary.co.uk/definition.php?query=madder
 Rubia tinctorum noun
Rubia tinctorum noun Eurasian herb having small yellow flowers and red roots formerly an important source of the dye alizarin
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https://www.encyclo.co.uk/local/20974

Any of a group of plants bearing small funnel-shaped flowers, especially the perennial vine 
R. tinctorum which grows in Europe and Asia, the red root of which yields a red dye called alizarin (now made synthetically from coal tar). (Genus 
Rubia, family Rubiaceae.)
Found on 
https://www.encyclo.co.uk/local/21221
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