Psittacanthus calyculatus

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Psittacanthus calyculatus
Psittacanthus calyculatus in de Candolle in 1830
Psittacanthus calyculatus
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Order: Santalales
Family: Loranthaceae
Genus: Psittacanthus
Species:
P. calyculatus
Binomial name
Psittacanthus calyculatus
Synonyms[2]
  • Loranthus calyculatus DC.
  • Hyphipus trigona Raf.
  • Chatinia calyculata (DC.) Tiegh.
  • Loranthus jacquinii DC.
  • Loranthus pedunculatus Spreng. ex Steud.
  • Loranthus plumieri Cham. & Schltdl.
Psittacanthus calyculatus

Psittacanthus calyculatus (erva de passerinho) is a species of Neotropical mistletoe in the family Loranthaceae, native to Colombia, Mexico, the Mexican Gulf, and Venezuela.[2]

Psittacanthus calyculatus is hairless, with nearly terete branches.[3] The leaves are opposite and ovate or lanceolate, having almost no petiole, and without veins.[3] The inflorescences are terminal and in groups of three yellow to scarlet flowers which have cup-shaped bracts under them.[3]

Life cycle

In October or November, the fruit matures, and is eaten by a bird, who voids the seed. By November, if the defecation site is a suitable branch, the seed may have infected the host, and initial buds will start to appear.[4] Vegetative growth continues, until, four years after the initial infection, the plant flowers in November, with fruit becoming mature the following year from October to February.[4] Thus, there are some five years required for its life-cycle.[4]

Ecology

Vasquez Collazo and Geils (2002) report eleven observed conifer hosts for Psittacanthus calyculatus: Abies religiosa, Pinus gordoniana, P. lawsonii, P. leiophylla, P. michoacana, P. pseudostrobus, P. teocote, P. montezumae, P. herrerai, P. pringlei, and P. rudis.[4]

At least nineteen bird species (insectivores, omnivores, and granivores) have been seen feeding on the fruits.[4]

Taxonomy

Etymology

References

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