
1) Class 2) Subclass asteridae
Found on
https://www.crosswordclues.com/clue/asteridae

Asteridae is an obsolete botanical name at the rank of subclass. Composition of the subclass has also varied, however, by definition it always includes the family Asteraceae (Compositae). In the modern APG III system of classification, asterid and euasterid are names for clades with a composition similar to that of Asteridae. One of the better-kno...
Found on
http://en.wikipedia.org/wiki/Asteridae

(from the article `angiosperm`) ...in each locule; flowers often in umbels. Two families: Araliaceae (ginseng), and Apiaceae (also known by the irregular name Umbelliferae; ...
Found on
http://www.britannica.com/eb/a-z/a/115

[
n] - a group of mostly sympetalous herbs and some trees and shrubs mostly with 2 fused carpels
Found on
http://www.webdictionary.co.uk/definition.php?query=Asteridae
subclass Asteridae noun a group of mostly sympetalous herbs and some trees and shrubs mostly with 2 fused carpels; contains 43 families including Campanulales; Solanaceae; Scrophulariaceae; Labiatae; Verbenaceae; Rubiaceae; Compositae; sometim...
Found on
https://www.encyclo.co.uk/local/20974
No exact match found.