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Zephyranthes subg. Zephyranthes

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Zephyranthes subg. Zephyranthes
Flowering Zephyranthes atamasco
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Monocots
Order: Asparagales
Family: Amaryllidaceae
Subfamily: Amaryllidoideae
Genus: Zephyranthes
Subgenus: Zephyranthes subg. Zephyranthes
(autonym)
Type species
Zephyranthes atamasco (L.) Herb.
Species

See here

Zephyranthes subg. Zephyranthes is a subgenus of the genus Zephyranthes in the amaryllis family of flowering plants.[1][2]

Description

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Vegetative characteristics

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Species in the genus are bulbous, 4–50 cm tall plants with or ovoid, globose, or pyriform bulbs. The annual or persistent, linear leaves are 10–30(–60) cm long, and (1–)2–9(–13) mm wide.[1]

Generative characteristics

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The 1–2 flowered inflorescence bears actinomorphic or zygomorphic flowers. The stigma is trifid to trilobed. The capsule fruit bears papery, black, flat, sometimes winged seeds.[1]

Cytology

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The basic chromosome number is x = 6.[3] Various chromosome counts have been observed: 2n = 12, 14, 20, 24, 28, 30, 32, 36, 38, 48, 54, 60, 72, 110.[1]

Taxonomy

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The subgenus name is an autonym.[2]

Species

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About 150 species are recognised:[1]

Distribution

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Mexico is a centre of diversity of Zephyranthes subg. Zephyranthes.[4]

References

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  1. ^ a b c d e García, N., Meerow, A. W., Arroyo‐Leuenberger, S., Oliveira, R. S., Dutilh, J. H., Soltis, P. S., & Judd, W. S. (2019). Generic classification of Amaryllidaceae tribe Hippeastreae. Taxon, 68(3), 481-498.
  2. ^ a b Missouri Botanical Garden. (n.d.-aq). Zephyranthes subg. Zephyranthes. Tropicos. Retrieved February 27, 2025, from https://www.tropicos.org/name/100496008
  3. ^ Gianini Aquino, A. C., González Flores, M., Honfi, A. I., & Daviña, J. R. (2023). Heterochromatin patterns in four diploid Zephyranthes species with different basic chromosome number (Amaryllidaceae). Darwiniana, nueva serie, 11(2), 705-718.
  4. ^ Valdes Ibarra, C., Munguía Lino, G., & Rodríguez, A. (2023). Riqueza de especies y distribución geográfica de la subtribu Hippeastrinae (Amaryllidaceae) en México. Boletín de la Sociedad Argentina de Botánica, 58(3), 3-3.