Noun

(genera)

(biology, taxonomy) a rank in the classification of organisms, below family and above species; a taxon at that rank

All magnolias belong to the genus ''Magnolia .

Other species of the genus ''Bos'' are often called cattle or wild cattle.

There are only two genera and species of seadragons .

*

Müller criticized the division of the "Jubuleae" into two families and he cited Jubula as an annectant genus .

A group with common attributes.

*1945 , (Bertrand Russell), A History of Western Philosophy , p. 655:

*:Recollection is one of a whole genus of effects which are more or less peculiar to the phenomena that we naturally call "mental."

(topology) A number measuring some aspect of the complexity of any of various manifolds or graphs

(semantics) Within a definition, a broader category of the defined concept.

Noun

(en noun)

Any plant of the genus Ephedra of gymnosperm shrubs.

A stimulant derived from the plant (taxlink) used in traditional Chinese herbal medicine and in over-the-counter weight-loss aids.

* {{quote-news, year=2009, date=February 10, author=Natasha Singer, title=F.D.A. Finds ‘Natural’ Diet Pills Laced With Drugs, work=New York Times citation

, passage=Consider ephedra , an herbal stimulant that gained popularity as a weight-loss supplement in the 1990s — until hundreds of people reported ephedra-related problems including heart attacks, seizures and even deaths.}}

*{{quote-magazine, date=2013-03

, author=David S. Senchina , title=Athletics and Herbal Supplements , volume=101, issue=2, page=134 , magazine= citation , passage=Athletes' use of herbal supplements has skyrocketed in the past two decades. At the top of the list of popular herbs are echinacea and ginseng, whereas garlic, St. John's wort, soybean, ephedra and others are also surging in popularity or have been historically prevalent.}}