Psidium cattleyanum: Difference between revisions

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'''Psidium cattleyanum''', also known as [[Cattley guava]] or [[Strawberry guava]], is a species of small trees in the [[Myrtaceae]] family. Native to [[Brazil]], it is now a widespread [[invasive species]] in many tropical and subtropical regions.
{{short description|Species of plant}}
{{Taxobox
| name = Strawberry guava
| image = Psidium_cattleianum_fruit.jpg
| image_caption = Ripe fruit of ''Psidium cattleyanum''
| genus = ''[[Psidium]]''
| species = '''''P. cattleyanum'''''
| authority = [[Sabine]]
}}


== Description ==
'''''Psidium cattleyanum''''', commonly known as [[strawberry guava]], is a species of [[flowering plant]] in the [[myrtle family]], [[Myrtaceae]]. It is native to [[Brazil]] and has become an [[invasive species]] in several regions, including [[Hawaii]] and [[Florida]].
'''Psidium cattleyanum''' is an evergreen tree that can grow up to 6 meters in height. The leaves are opposite, simple, elliptic to ovate, 5–15 cm long, with a pungent smell when crushed. The flowers are white, with numerous stamens and a prominent, boss-like stigma. The fruit is a round to pear-shaped [[berry]] that is red or yellow, 2–4 cm in diameter, and has numerous small seeds.


== Distribution and habitat ==
==Description==
'''Psidium cattleyanum''' is native to the east coast of [[Brazil]], from where it spread to other parts of the world. It is now found in many tropical and subtropical regions, including the [[Caribbean]], [[Hawaii]], [[Florida]], and the [[Pacific Islands]]. It grows in a variety of habitats, from sea level up to 1,000 meters in elevation.
[[File:Starr_040518-0060_Psidium_cattleianum.jpg|thumb|left|Leaves and flowers of ''Psidium cattleyanum'']]
''Psidium cattleyanum'' is a small tree or shrub that typically grows to a height of 2 to 6 meters. The leaves are opposite, glossy, and dark green, with a leathery texture. The flowers are white, with numerous stamens, and are borne singly or in small clusters.


== Uses ==
The fruit is a small, round berry, about 2 to 4 cm in diameter, with a thin skin that turns red or yellow when ripe. The flesh is juicy and sweet, with a flavor reminiscent of [[strawberries]], hence the common name. The seeds are small and numerous.
The fruit of '''Psidium cattleyanum''' is edible and has a sweet, strawberry-like flavor. It is consumed fresh and used in the preparation of jams, jellies, and beverages. The tree is also used for ornamental purposes due to its attractive, glossy foliage and fragrant flowers.


== Invasive species ==
==Distribution and Habitat==
In many regions, '''Psidium cattleyanum''' has become an invasive species, outcompeting native plants and altering ecosystems. It is particularly problematic in [[Hawaii]], where it forms dense thickets that prevent the regeneration of native species.
[[File:Starr_041113-0636_Psidium_cattleianum.jpg|thumb|right|''Psidium cattleyanum'' in its natural habitat]]
''Psidium cattleyanum'' is native to the coastal regions of southeastern Brazil. It thrives in tropical and subtropical climates and is often found in disturbed areas, such as roadsides and abandoned fields.


== Control ==
The species has been introduced to many other regions, including [[Hawaii]], where it has become highly invasive, threatening native ecosystems by forming dense thickets that outcompete native vegetation.
Control of '''Psidium cattleyanum''' involves a combination of mechanical removal, chemical treatment, and biological control. In [[Hawaii]], the [[scale insect]] ''[[Tectococcus ovatus]]'' has been introduced as a biological control agent.


== See also ==
==Ecological Impact==
* [[List of invasive species]]
[[File:Starr_040209-0263_Psidium_cattleianum.jpg|thumb|left|Dense thickets of ''Psidium cattleyanum'']]
* [[Invasive species in Hawaii]]
In areas where it has been introduced, ''Psidium cattleyanum'' can have significant ecological impacts. Its ability to form dense stands can lead to the displacement of native plant species, reducing biodiversity. The plant is also a host for the [[fruit fly]], which can affect agricultural crops.
 
Efforts to control its spread include mechanical removal, chemical treatments, and biological control methods. However, its rapid growth and ability to resprout from roots make management challenging.
 
==Uses==
[[File:Starr_031002-0017_Psidium_cattleianum.jpg|thumb|right|Ripe fruit of ''Psidium cattleyanum'']]
Despite its invasive nature, ''Psidium cattleyanum'' is valued for its edible fruit. The fruit can be eaten fresh or used in jams, jellies, and beverages. It is also used in traditional medicine for its purported health benefits.
 
The wood of ''Psidium cattleyanum'' is hard and durable, making it suitable for use in small-scale woodworking projects.
 
==Cultivation==
[[File:Starr-120120-1791-Psidium_cattleianum-ripe_fruit_in_hand_showing_inside-Enchanting_Floral_Gardens_of_Kula-Maui_(24764914269).jpg|thumb|left|Inside of a ripe ''Psidium cattleyanum'' fruit]]
''Psidium cattleyanum'' is cultivated in some regions for its fruit. It prefers well-drained soils and can tolerate a range of soil types, from sandy to clayey. The plant is relatively drought-tolerant once established but benefits from regular watering during dry periods.
 
Propagation is typically by seed, although cuttings can also be used. The plant can be pruned to maintain a desired shape and size.
 
==Related Pages==
* [[Myrtaceae]]
* [[Myrtaceae]]
* [[Invasive species]]
* [[Guava]]


[[Category:Psidium]]
[[Category:Myrtaceae]]
[[Category:Flora of Brazil]]
[[Category:Invasive plant species]]
[[Category:Invasive plant species]]
[[Category:Edible fruits]]
[[Category:Trees of Brazil]]
{{Invasive species}}
{{Brazil-flora-stub}}
{{Tree-stub}}
<gallery>
File:Psidium_cattleianum_fruit.jpg|Psidium cattleyanum
File:Starr_040518-0060_Psidium_cattleianum.jpg|Psidium cattleyanum
File:Starr_041113-0636_Psidium_cattleianum.jpg|Psidium cattleyanum
File:Starr_040209-0263_Psidium_cattleianum.jpg|Psidium cattleyanum
File:Starr_031002-0017_Psidium_cattleianum.jpg|Psidium cattleyanum
File:Starr-120120-1791-Psidium_cattleianum-ripe_fruit_in_hand_showing_inside-Enchanting_Floral_Gardens_of_Kula-Maui_(24764914269).jpg|Ripe fruit in hand showing inside
File:BBG_-_Psidium_littorale_var._longipes_-_Informal_upright.jpg|Psidium cattleyanum
File:16_Psidium_cattleianum_-_John_Lindley_-_Collectanea_botanica_(1821).jpg|Psidium cattleyanum
</gallery>

Latest revision as of 14:18, 21 February 2025

Species of plant



Psidium cattleyanum, commonly known as strawberry guava, is a species of flowering plant in the myrtle family, Myrtaceae. It is native to Brazil and has become an invasive species in several regions, including Hawaii and Florida.

Description[edit]

Leaves and flowers of Psidium cattleyanum

Psidium cattleyanum is a small tree or shrub that typically grows to a height of 2 to 6 meters. The leaves are opposite, glossy, and dark green, with a leathery texture. The flowers are white, with numerous stamens, and are borne singly or in small clusters.

The fruit is a small, round berry, about 2 to 4 cm in diameter, with a thin skin that turns red or yellow when ripe. The flesh is juicy and sweet, with a flavor reminiscent of strawberries, hence the common name. The seeds are small and numerous.

Distribution and Habitat[edit]

Psidium cattleyanum in its natural habitat

Psidium cattleyanum is native to the coastal regions of southeastern Brazil. It thrives in tropical and subtropical climates and is often found in disturbed areas, such as roadsides and abandoned fields.

The species has been introduced to many other regions, including Hawaii, where it has become highly invasive, threatening native ecosystems by forming dense thickets that outcompete native vegetation.

Ecological Impact[edit]

Dense thickets of Psidium cattleyanum

In areas where it has been introduced, Psidium cattleyanum can have significant ecological impacts. Its ability to form dense stands can lead to the displacement of native plant species, reducing biodiversity. The plant is also a host for the fruit fly, which can affect agricultural crops.

Efforts to control its spread include mechanical removal, chemical treatments, and biological control methods. However, its rapid growth and ability to resprout from roots make management challenging.

Uses[edit]

Ripe fruit of Psidium cattleyanum

Despite its invasive nature, Psidium cattleyanum is valued for its edible fruit. The fruit can be eaten fresh or used in jams, jellies, and beverages. It is also used in traditional medicine for its purported health benefits.

The wood of Psidium cattleyanum is hard and durable, making it suitable for use in small-scale woodworking projects.

Cultivation[edit]

Inside of a ripe Psidium cattleyanum fruit

Psidium cattleyanum is cultivated in some regions for its fruit. It prefers well-drained soils and can tolerate a range of soil types, from sandy to clayey. The plant is relatively drought-tolerant once established but benefits from regular watering during dry periods.

Propagation is typically by seed, although cuttings can also be used. The plant can be pruned to maintain a desired shape and size.

Related Pages[edit]