''Dinizia excelsa'' is a South American
canopy
Canopy may refer to:
Plants
* Canopy (biology), aboveground portion of plant community or crop (including forests)
* Canopy (grape), aboveground portion of grapes
Religion and ceremonies
* Baldachin or canopy of state, typically placed over an a ...
-
emergent tropical rainforest
Tropical rainforests are rainforests that occur in areas of tropical rainforest climate in which there is no dry season – all months have an average precipitation of at least 60 mm – and may also be referred to as ''lowland equatori ...
tree
In botany, a tree is a perennial plant with an elongated stem, or trunk, usually supporting branches and leaves. In some usages, the definition of a tree may be narrower, including only woody plants with secondary growth, plants that are ...
species
In biology, a species is the basic unit of classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of the appropriate s ...
in the family
, native to primarily Brazil and Guyana. In Portuguese it is known as angelim-vermelho, angelim, angelim-pedra, and paricá, or sometimes angelim-falso, faveira, faveira-dura, faveira-ferro or faveiro-do-grande. In
Trio it is called awaraimë. In
Wapisiana
The Wapishana or Wapichan (or Wapisiana, Wapitxana, Vapidiana, Wapixana) are an indigenous group found in the Roraima area of northern Brazil and southern Guyana.
Location
Currently the Wapishana are located in the State of Roraima, Brazil, nort ...
it is called parakwa.
Description
It is the tallest-growing species in the pea family,
and one of the tallest tropical tree species in any family, reaching and taller. The unarmed
trunk
Trunk may refer to:
Biology
* Trunk (anatomy), synonym for torso
* Trunk (botany), a tree's central superstructure
* Trunk of corpus callosum, in neuroanatomy
* Elephant trunk, the proboscis of an elephant
Computing
* Trunk (software), in rev ...
is
cylindrical
A cylinder (from ) has traditionally been a three-dimensional solid, one of the most basic of curvilinear geometric shapes. In elementary geometry, it is considered a prism with a circle as its base.
A cylinder may also be defined as an infini ...
, the
bole of larger specimens 15–22.5 m, up to 3 m in
diameter
In geometry, a diameter of a circle is any straight line segment that passes through the center of the circle and whose endpoints lie on the circle. It can also be defined as the longest chord of the circle. Both definitions are also valid for ...
at soil level. The
DBH of mature specimens is typically between , moderately to strongly
buttress
A buttress is an architectural structure built against or projecting from a wall which serves to support or reinforce the wall. Buttresses are fairly common on more ancient buildings, as a means of providing support to act against the lateral (s ...
ed, the buttresses to 4–5 m tall.
[plantsoftheworldonline.org ]
''Dinizia excelsa'' Ducke
/ref>
The heartwood is reddish brown with a slightly paler sapwood. The wood is durable and difficult to work with due to its density and irregular grain.
Distribution and habitat
It is found in Guyana
Guyana ( or ), officially the Cooperative Republic of Guyana, is a country on the northern mainland of South America. Guyana is an indigenous word which means "Land of Many Waters". The capital city is Georgetown. Guyana is bordered by the ...
, Suriname
Suriname (; srn, Sranankondre or ), officially the Republic of Suriname ( nl, Republiek Suriname , srn, Ripolik fu Sranan), is a country on the northeastern Atlantic coast of South America. It is bordered by the Atlantic Ocean to the north ...
and Amazonia
The Amazon rainforest, Amazon jungle or ; es, Selva amazónica, , or usually ; french: Forêt amazonienne; nl, Amazoneregenwoud. In English, the names are sometimes capitalized further, as Amazon Rainforest, Amazon Forest, or Amazon Jungle. ...
Brazil
Brazil ( pt, Brasil; ), officially the Federative Republic of Brazil (Portuguese: ), is the largest country in both South America and Latin America. At and with over 217 million people, Brazil is the world's fifth-largest country by area ...
(in the northern and central-western states of Amapa, Amazonas, Mato Grosso
Mato Grosso ( – lit. "Thick Bush") is one of the states of Brazil, the third largest by area, located in the Central-West region. The state has 1.66% of the Brazilian population and is responsible for 1.9% of the Brazilian GDP.
Neighboring ...
, Para
Para, or PARA, may refer to:
Businesses and organizations
* Paramount Global, traded as PARA on the Nasdaq stock exchange
* Para Group, the former name of CT Corp
* Para Rubber, now Skellerup, a New Zealand manufacturer
* Para USA, formerly ...
, Rondonia, Roraima
Roraima (, ) is one of the 26 states of Brazil. Located in the country's North Region, it is the northernmost and most geographically and logistically isolated state in Brazil. It is bordered by the state of Pará to the southeast, Amazonas ...
and Tocantins
Tocantins () is one of the 26 states of Brazil. It is the newest state, formed in 1988 and encompassing what had formerly been the northern two-fifths of the state of Goiás. Tocantins covers and had an estimated population of 1,496,880 in 20 ...
). Also recorded from the state of Acre
The acre is a unit of land area used in the imperial
Imperial is that which relates to an empire, emperor, or imperialism.
Imperial or The Imperial may also refer to:
Places
United States
* Imperial, California
* Imperial, Missouri
* Imp ...
by Lorenzi (1992).
The species grows in non-inundated moist and upland mixed forests known as "''floresta ombrofila mista''", tropical forest on "''terra firme''", tropical upland evergreen forest, and tropical dry forest. It has been recorded at elevations from 50 to 490 m.
Tallest tree
The tallest measured specimen is with a circumference
In geometry, the circumference (from Latin ''circumferens'', meaning "carrying around") is the perimeter of a circle or ellipse. That is, the circumference would be the arc length of the circle, as if it were opened up and straightened out to ...
of , which is believed to be about 400 years old, discovered near Jari River
The Jari River, or Jary River ( pt, Rio Jari), is a northern tributary of the Amazon River on the border between the states of Pará and Amapá in northeastern Brazil. It is in the most downstream regions of the Amazon Basin and borders the Gui ...
in Inipuku (municipality of Almeirim
Almeirim () is a city and a municipality in Santarém District, Portugal. The population in 2011 was 23,376, in an area of 222.12 km². The city proper had a population of 10,520 in 2001.
History
There are vestiges of mid-Paleolithic to Meso ...
, Para state) in 2019. The discovery was made using airborne laser scanning (ALS) and field verification in Paru State Forest, which is shared by the Brazilian Amazon basin states of Amapa and Para.[theconversation.com ]
The Amazon’s tallest tree just got 50% taller – and scientists don’t know how
September 11, 2019 On the 7th of October 2022 a group of researchers reached the tree and measured a circumference of 9.9 meters.
See also
* List of superlative trees#Tallest
References
{{Taxonbar, from=Q15623208
Mimosoids
Trees of South America
Plants described in 1922
Taxa named by Adolpho Ducke