''Annona pittieri'' is a species of

plant Plants are predominantly photosynthetic eukaryotes of the kingdom Plantae. Historically, the plant kingdom encompassed all living things that were not animals, and included algae and fungi; however, all current definitions of Plantae exclud ...

in the family Annonaceae. It is native to

Costa Rica Costa Rica (, ; ; literally "Rich Coast"), officially the Republic of Costa Rica ( es, República de Costa Rica), is a country in the Central American region of North America, bordered by Nicaragua to the north, the Caribbean Sea to the no ...

and

Panamá Panama ( , ; es, link=no, Panamá ), officially the Republic of Panama ( es, República de Panamá), is a transcontinental country spanning the southern part of North America and the northern part of South America. It is bordered by Cost ...

John Donnell Smith Captain John Donnell Smith (June 5, 1829 – December 2, 1928) of Baltimore, Maryland was a biologist and taxonomist. He was also an officer in the Confederate army. He was a graduate of Yale in 1847, where he was a member of Skull and Bones. ...

, the American taxonomist who first formally described the species, named it after

Henri François Pittier Henri François Pittier de Fabrega (August 13, 1857 in Bex, Switzerland – January 27, 1950 in Caracas, Venezuela) was a Swiss-born geographer and botanist who started Venezuelan National Park history. Biography He graduated as an engineer ...

, the Swiss botanist who collected specimen he examined.

Description

Its long thin leaves are 16–18 cm by 4–5 cm. Its leaves have 12 secondary veins emanating from each side of their midribs. Its petioles are 6-8 millimeters long. Its flowers are on 3.3 centimeters long peduncles that occur in groups of 1-5. Its flowers have 3 millimeter long calyces with triangular lobes. Its flowers have 3 triangular petals with concave bases. The petals are 33 by 7 millimeters. Its flowers have receptacles that are 3 millimeters wide. Its

stamen The stamen (plural ''stamina'' or ''stamens'') is the pollen-producing reproductive organ of a flower. Collectively the stamens form the androecium., p. 10 Morphology and terminology A stamen typically consists of a stalk called the filame ...

s are 1 millimeter long. Its

ovaries The ovary is an organ in the female reproductive system that produces an ovum. When released, this travels down the fallopian tube into the uterus, where it may become fertilized by a sperm. There is an ovary () found on each side of the body. T ...

are covered in fine hairs and topped by 2 millimeter long styles.

Reproductive biology

The pollen of ''Annona pittieri'' is shed as permanent tetrads.

References

External links

* {{Taxonbar, from=Q15401014 pittieri Flora of Costa Rica Flora of Panama Plants described in 1897 Taxa named by John Donnell Smith