Psidium

***Psidium*** est genus arborum et fruticum familiae Myrtacearum, qui in calidioribus hemisphaerii occidentalis regionibus inveniuntur, praecipue in Mexico et America Media Australique, Indis Occidentalibus, Insulis Galapagensibus, et meridianis Civitatibus Foederatis. Folia sunt opposita vel subalternata, pelludicis punctis glandulosis notata.
[thumb|upright=0.8|[Fructus *Psidii acutanguli* in manu hominis collecti.]]
[thumb|upright=0.8|[Folium|Folia et fructus *Psidii cattleiani.*]]
[thumb|upright=0.8|[Caulis, folia, et fructus *Psidii firmi.*]]
[thumb|upright=0.8|Folia et fructus *[Psidium friedrichsthalianum|Psidii friedrichsthaliani.*]]
[thumb|upright=0.8|Folia et fructus *[Psidium galapageium|Psidii galapageii.*]]
[thumb|upright=0.8|[Fructus *Psidii guajava.*]]
[thumb|upright=0.8|Folia et flos *[Psidium guajava|Psidii guajava.*]]
[thumb|upright=0.8|Gemma foliorum *[Psidium guajava|Psidii guajava.*]]
[thumb|upright=0.8|Iuvenis *[Psidium guajava|Psidii guajava* planta, 14 menses nata.]]
[thumb|upright=0.8|Folia et [flos *Psidii guineensis.*]]
[thumb|upright=0.8|Folia et fructus *[Psidium longipetiolatum|Psidii longipetiolati.*]]
[thumb|upright=0.8|Fructus *[Psidium myrtoides|Psidii myrtoidis.*]]
[thumb|upright=0.8|[Arbor *Psidii myrtoidis.*]]
[thumb|upright=0.8|*[Psidium sintenisii* anno 1974 adumbratum.]]

## Taxinomia
Hoc genus primum a Carolo Linnaeo anno 1753 descriptum est. Multae species fructus edules ferunt, qua pro causa nonnullae pro commercio coluntur. Species culta populo gratissima est *Psidium guajava.*

### Species
Generi sunt paene centum species descriptae.
# *Psidium celastroides* - Cuba
# *Psidium claraense* - Cuba
# *Psidium cymosum* - Cuba
# *Psidium densicomum* - Venetiola, Guiana, Bolivia, Brasilia septentrionalis et occidentalis, Peruvia, Columbia
# *Psidium dictyophyllum* - Hispaniola
# *Psidium donianum* - Maragnanensis 
# †*Psidium dumetorum* - Iamaica sed exstinctum
# *Psidium eugenii* - Brasilia australis et orientalis
# *Psidium firmum* - Brasilia
# *Psidium friedrichsthalianum* - Mexicum meridianum, America Media, Columbia, Venetiola
# *Psidium fulvum* - Peruvia
# *Psidium galapageium* - Insulae Galapagenses
# *Psidium ganevii* - Bahia
# *Psidium giganteum* - Civitas Minarum Generalium, Paulopolitana
# *Psidium glaziovianum* - Brasilia australis et orientalis
# *Psidium globosum* - Uruquaria
# *Psidium grandifolium* - Brasilia, Bolivia, Paraguaia, Argentina septentrionalis et orientalis
# *Psidium grazielae* -  Civitas Spiritus Sancti et Civitas Fluminensis
# *Psidium guajava* - America Media et Australis, Indi Occidentales, Mexicum, Florida, Ludoviciana, Arizona; in regionibus Africae, Asiae Meridianae, et Asiae Meridiorientalis; atque in Havaiis et multis aliis insulis oceanicis naturalizatum
# *Psidium guineense* - America Media et Australis, Insulae ad Ventum Conversae, Mexicum
# *Psidium guyanense* - Brasilia septentrionalis, Venetiola, Guiana Francica
# *Psidium haitiense* - Haitia
# *Psidium harrisianum* - iamaica
# *Psidium × hasslerianum* - Paraguaia, America Media
# *Psidium hotteanum* - Massif de la Hotte
# *Psidium huanucoense* - Regio Huánuco
# *Psidium inaequilaterum* - Brailia australis et orientalis
# *Psidium itanareense* - Paulopolitana
# *Psidium jacquinianum* - locus ignotus
# *Psidium jakucsianum* - Cuba
# *Psidium kennedyanum* - Brasilia, Paraguaia, Argentina septentrionalis et orientalis
# *Psidium langsdorffii* - Civitas Minarum Generalium
# *Psidium laruotteanum* - a Costarica ad Paraguaiam
# *Psidium longipetiolatum* - Brasilia australis
# *Psidium lourteigiae* - Brasilia
# *Psidium loustalotii* - Cuba
# *Psidium maribense* - Columbia, Venetiola, Brasilis septentroinalis
# *Psidium minutifolium* - Cuba
# *Psidium misionum* - Paraguaia, Provincia Missionum Argentinae
# *Psidium montanum* - Iamaica
# *Psidium munizianum* - Cuba
# *Psidium myrsinites* - Brasilia
# *Psidium myrtoides* - Brasilia
# *Psidium nannophyllum* - Respublica Dominicana
# *Psidium navasense* - Cuba
# *Psidium nummularia* - Cuba
# *Psidium nutans* - Brasilia, Argentina septentrionalis et orientalis
# *Psidium oblongatum* - Civitas Minarum Generalium, Civitas Spiritus Sancti
# *Psidium oblongifolium* - Brasilia australis et orientalis
# *Psidium occidentale* - Columbia et Aequatoria
# *Psidium oligospermum* - Civitas Minarum Generalium, Parahyba 
# *Psidium oncocalyx* - Bahiensis
# *Psidium orbifolium* - Cuba
# *Psidium ovale* - Civitas Minarum Generalium, Cathariniana
# *Psidium parvifolium* - Cuba
# *Psidium pedicellatum* - Columbia,Aequatoria
# *Psidium pigmeum* - Brasilia australis et orientalis
# *Psidium raimondii* - Peruvia
# *Psidium ramboanum* - Matogrossensis
# *Psidium ratterianum* - Brasília 
# *Psidium refractum* - Goiasensis
# *Psidium reptans* - Paranensis
# *Psidium reversum* - Sierra Sagua Baracoa in Cuba
# *Psidium rhombeum* - Bahiensis
# *Psidium riparium* - Brasilia
# *Psidium robustum* - Maragnanensis, Civitas Minarum Generalium, Paulopolitana
# *Psidium rostratum* - Peruvia
# *Psidium rotundatum* - Cuba
# *Psidium rufum* - Brasilia
# *Psidium rutidocarpum* - Peruvia
# *Psidium salutare* - America Media et Australis, Indi Occidentales, Mexicum meridianum
# *Psidium sartorianum*  - America Media et Australis, Indi Occidentales, Mexicum
# *Psidium schenckianum* - Brasilia orientalis
# *Psidium scopulorum* - Cuba
# *Psidium sessilifolium* - Respublica Dominicana
# *Psidium sintenisii* - Portus Dives
# *Psidium sorocabense* - Brasilia australis et orientalis
# *Psidium striatulum* -Brasilia, Venetiola, Guiana, Surinamia
# *Psidium tenuirame* - Cuba
# *Psidium trilobum* - Massif du Nord in Haitia

## Notae
## Bibliographia
*Ali, Md. Harun, Md. Ali Akbar, et Md. Abul Bashar. 1986.  *An economic study on guava cultivation in some selected areas of Bangladesh.* Mymensingh : Bureau of Socio-economic Research and Training, Bangladesh Agricultural University.
*Carlos Tuler, Amélia, Marcelo da Costa Souza, Tatiana Tavares Carrijo, et Ariane Luna Peixoto. 2017. "A new cauliflorous species of *Psidium* (Myrtaceae) from the Atlantic Forest." *Phytotaxa* 27 (1): 77–82.
*Gerakas, Andrew J., et Calvin Lee. 1974. ''Profit potentials in Hawaii's guava: feasibility of expanded fruit-juice and fruit-drink manufacture in Hawaii (with emphasis on guava).* Honolulu: Department of Planning and Economic Development, State of Hawaii.
*Landrum, Leslie. 2008. "Two New Species of Psidium (Myrtaceae) from Bahia, Brazil." *Novon A Journal for Botanical Nomenclature* 18 (Februarius): 74-77. doi:10.3417/2006061.
*Landrum, Leslie, et Carlos Parra-O. 2014. "A new species of Psidium (Myrtaceae) from Ecuador and Colombia." *Brittonia* 66, no. 4 (December): 311-315. doi:10.1007/s12228-014-9335-3.
*Landrum, Leslie R., et M. L. Kawasaki. 1997. "The genera of Myrtaceae in Brazil: an illustrated synoptic treatment and identification keys." *Brittonia* 49: 508–36.
*Landrum, Leslie R., et W. P. Sharp. 1989. "Characters of Some American Myrtinae (Myrtaceae): *Psidium* and Related Genera." *Systematic Botany* 14 (3): 370–376. Editio interretialis.
*Landrum, Leslie R., et M. Sobral. 2006. "*Psidium cauliflorum (Myrtaceae), a new species from Bahia, Brazil." *SIDA: Contributions to Botany* 22: 927–29. Editio interretialis.
*Lim, Tong Kwee, et Khoo Khay Chong. 1990. *Guava in Malaysia: production, pests, and diseases.* Kuala Lumpur: Tropical Press.
*Mitra, Sisir, ed. 2021. *Guava: botany, production and uses.* Bostoniae: CAB International. ISBN 9781789247046 (epub), ISBN 9781789247039 (ebook).
*Murphy, Albert, ed. 2017. *Guava: cultivation, antioxidant properties and health benefits.* Novi Eboraci: Novinka. ISBN 1536107670, ISBN 9781536107678.
*Oliveira, Elaine F., et al. 2017. "Leaf morphology and venation of Psidium species from the Brazilian Savanna." *Revista Brasileira de Farmacognosia* 27: 407–13. Editio interretialis. 
*Shigeura, Gordon Tokiyoshi, et Richard M. Bullock. 1983. *Guava (*Psidium guajava* L.) in Hawaii: history and production.* Honolulu: Hawaii Institute of Tropical Agriculture and Human Resources, College of Tropical Agriculture and Human Resources, University of Hawaii at Manoa.
*Soares-Silva, L. H., et C. E. B. Proença. 2008. "A new species of *Psidium* L. (Myrtaceae) from southern Brazil." *Botanical Journal of the Linnean Society* 158 (1): 51–54. https://doi.org/10.1111/j.1095-8339.2008.00727.x Editio interretialis.]
*Terezinha Lopes Pereira Peres, Marize, et al. 2011. "Phytotoxic and antioxidant activity of seven native fruits of Brazil." *Acta Botanica Brasilica* 27: 836-46. Editio interretialis.
*Todorov, Svetoslav Dimitrov, et Cristina Stewart Bogsan, eds. 2016. *Tropical fruits: from cultivation to consumption and health benefits: guava and mango.* Novi Eboraci: Nova Science. ISBN 9781634846820 (epub).

## Nexus externi
*Psidium ScienceDirect.
**Psidium.* The Plant List: A working list of all plant species.

Categoria:Genera plantarum

Categoria:Taxa Linnaei
Categoria:Taxa 1753