
1) Atomic number 6 2) Black lead 3) Carbon 4) Graphite 5) Lead plant
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https://www.crosswordclues.com/clue/plumbago

1) Black lead 2) Graphite 3) Lead
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https://www.crosswordclues.com/clue/plumbago

Plumbago is a genus of 10-20 species of flowering plants in the family Plumbaginaceae, native to warm temperate to tropical regions of the world. Common names include plumbago and leadwort (names which are also shared by the genus Ceratostigma). The generic name, derived from the Latin words plumbum (`lead`) and agere (`to resemble`), was firs...
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http://en.wikipedia.org/wiki/Plumbago

graphite
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http://phrontistery.info/p.html

• (n.) Same as Graphite. • (n.) A genus of herbaceous plants with pretty salver-shaped corollas, usually blue or violet; leadwort.
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http://thinkexist.com/dictionary/meaning/plumbago/

Plumbagos are usually larger than other portrait miniatures, around 4-6in (10-15cm) high as opposed to 2-3in (50-75mm).
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http://www.antique-marks.com/antique-terms-p.html

(Ceratostigma) This group consists of about eight tender, deciduous perennials and shrubs from eastern Africa and eastern Asia. These plants, commonly known as Plumbagoes, are grown for their attractive fall foliage and pretty, blue flowers. They are excellent for growing in the rock garden or flower border. C. griffithii is a low-growing, semi-eve...
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http://www.encyclo.co.uk/local/10004

A type of miniature popular in the late 17thC which was drawn in plumbago, or graphite - the soft, steel-grey to black form of carbon used in lead pencils. Plumbagos are usually larger than other portrait miniatures - around 4-6 in (10-15 cm) high as opposed to 2-3 in (50-75 mm).
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http://www.encyclo.co.uk/visitor-contributions.php
Plum·ba'go noun [ Latin , from
plumbum lead.]
1. (Min.) Same as
Graphite .
2. (Botany) A genus of herbaceous plants with pretty salver-shaped corollas, usually blue or violet; leadwort.
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http://www.encyclo.co.uk/webster/P/110

Type: Term Pronunciation: plŭm-bā′gō Synonyms: graphite
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http://www.medilexicon.com/medicaldictionary.php?t=70204

Plumbago is a genus of plants belonging to the family Plumbaginaceae.
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http://www.probertencyclopaedia.com/browse/BPA.HTM

Graphite
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http://www.translationdirectory.com/glossaries/glossary077.htm

[
n] - any plumbaginaceous plant of the genus Plumbago
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http://www.webdictionary.co.uk/definition.php?query=plumbago

plumbago 1. A crystalline substance said to be found in the root of a certain plant of the Leadwort (Plumbago) family. 2. Graphite; a soft, steel-gray to black, hexagonally crystallized allotrope of carbon with a metallic luster and a greasy feel, used in lead pencils, lubricants, paints, and coatings; which is fabricated into a variety of forms; ...
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http://www.wordinfo.info/words/index/info/view_unit/1705/
noun any plumbaginaceous plant of the genus Plumbago
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https://www.encyclo.co.uk/local/20974
No exact match found.