| Phaseolus dumosus | |
|---|---|
Scientific classification | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Rosids |
| Order: | Fabales |
| Family: | Fabaceae |
| Subfamily: | Faboideae |
| Tribe: | Phaseoleae |
| Subtribe: | Phaseolinae |
| Genus: | Phaseolus |
| Species: | P. dumosus |
| Binomial name | |
| Phaseolus dumosus | |
| Synonyms | |
| |
Phaseolus dumosus (strict botanicPhaseolus × dumosus Macfad.), theyear bean oryear-long bean,[1][2] is an annual to perennial herbaceous vine in the familyFabaceae (legumes), native to a narrow region in the highlands ofGuatemala.[2][3] It is one of the fivePhaseolus domesticates and is similarly used for its beans.[1] It was recently found to be a hybrid between two other cultivated species of Central America,Phaseolus coccineus andP. vulgaris and displays intermediate characteristics.[2] Taxonomically, it was previously categorized asPhaseolus polyanthus andP. coccineus ssp.darwinianus.[4]
This species grows in humid forests and may reach 10 meters in length. It is visited by carpenter bees.[3]
The epithet 'dumosus' means bushy or shrubby.[5]
The plant prefers a cool and humid environment.[1]
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