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All together they make up a "false flower" or pseudanthium.
The individual flowers of a pseudanthium commonly are called florets.
This is an equivalent term for flower head and pseudanthium when used in the botanical sense.
This kind of inflorescence is called a pseudanthium ("false flower").
The pseudanthium has a whorl of bracts below the flowers.
The disk flowers in the center of the pseudanthium look like the centre of a normal flower.
Capitulum can be used as an exact synonym for pseudanthium and flower head.
They may simulate the sepals of the pseudanthium.
The disk flowers in the center of the pseudanthium are actinomorphic and the corolla is fused into a tube.
A pseudanthium (Greek for "false flower") or flower head is a special type of inflorescence.
At a glance, a pseudanthium (inflorescence) looks just like a normal flower, but closer inspection shows it is composed of multiple flowers.
The highly modified Hydrothrix gardneri is a submerged aquatic with a two-flowered pseudanthium.
Each pseudanthium sits atop a cup- or basket-like cluster of scaly bracts, hence the name "basketflowers".
In Uapaca, the flowers are in a pseudanthium, a tight bundle of flowers that resembles a single flower.
The "flowers" (actually pseudanthium inflorescences) are diverse in colour, ranging from intense blues, reds and yellows to any mixture of these and lighter shades towards white.
'Compositae', an older but still valid name, means composite and refers to the characteristic inflorescence, a special type of pseudanthium found in only a few other angiosperm families.
The real flowers (the florets) are generally small and often greatly reduced, but the pseudanthium itself can sometimes be quite large (as in the heads of some varieties of sunflower).
In all cases, a pseudanthium (inflorescence) is superficially indistinguishable from a flower, but closer inspection of its anatomy will reveal that it is composed of multiple flowers.
Some view this "flower" as a pseudanthium, or reduced inflorescence, with three flowers that are distinctly either female or male and which are derived from the spadix in Araceae.
In some families it is not yet clear whether the 'flower' represents a pseudanthium, because the anatomical work has not been done (or is still ambiguous due to considerable evolutionary reduction).
Thus, the pseudanthium represents an evolutionary of the inflorescence to a reproductive unit that may function in pollination like a single flower, at least in plants that are animal pollinated.
Any flower in an inflorescence may be referred to as a floret, especially when the individual flowers are particularly small and borne in a tight cluster, such as in a pseudanthium.
The genera in tribe Euphorbieae, subtribe Euphorbiinae (Euphorbia and close relatives) show a highly specialized form of pseudanthium ("false flower" made up of several true flowers) called a cyathium.
A pseudanthium (Greek for "false flower") or flower head is a special type of inflorescence, in which anything from a small cluster to hundreds or sometimes thousands of flowers are grouped together to form a single flower-like structure.
These include the first explanation of the unusual construction of the "flower" (actually a pseudanthium) of Euphorbia; an explanation of the construction of the flowers of Eucalyptus; and observations on the venation of the petals of Asteraceae.
People use the flower head of the plant to make medicine.
I'll just rub the old brown flower head around, until they fall out.
At least one source defines it as a small flower head.
These flower heads follow the direction of the sun, going from east to west during the day.
The bottom part of the immature flower head called a heart.
The flower heads are ready to be picked when they start to turn brown and appear dry.
Dig in when you can feel flower heads starting to form at the base.
Whereas surprisingly now many flower heads don't have much on them.
They feed in the flower heads of their host plant.
A few flower heads appear at the end of the upper branches.
In some areas, the flower heads are considered to be an aphrodisiac.
There is usually only one flower head, although there can sometimes be 2 or 3.
The inflorescence is generally a single flower head, or sometimes more than one.
Each flower head is packed full of small lavender flowers.
The flower heads are relatively large, up to 5 to 6 centimeters across.
It is a native of Europe and a thistle like flower head.
The inflorescence is made up of one or more flower heads.
Females will rarely lay eggs on a flower head where one is already present.
It is noted for growing on very poor dry soils and having large flower heads.
It is native to Europe and bears purple flower heads.
The flower head contains 8 to 90 small dark maroon flowers.
The inflorescence is a single flower head or a cluster of up to four.
The flower head is large and covered with blue flowers having red stamens.
It is active throughout the summer when the female lays eggs in the opened flower head.
Flower heads have a flat circular shape and are held straight up by the plant.
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