Zephyranthes subg. Myostemma is a subgenus of the genus Zephyranthes.
Description
Vegetative characteristics Zephyranthes subg. Myostemma are bulbous, 5–50 cm tall plants with ovoid to globose bulbs. Generative characteristics The pseudo-umbellate inflorescence bears 1–8 pedicellate, zygomorphic flowers. Cytology Various chromosome counts have been observed: 2n = 18, 36, 54, 72.
Taxonomy It was first published as Myostemma by Richard Anthony Salisbury in 1866Salisbury, R. A. (1866). The genera of plants (p. 135). J. Van Voorst. https://www.biodiversitylibrary.org/page/10900770Myostemma Salisb. (n.d.). International Plant Names Index. Retrieved February 27, 2025, from https://www.ipni.org/n/1554-1 with Myostemma advena as the type species.Missouri Botanical Garden. (n.d.-y). Myostemma Salisb. Tropicos. Retrieved February 27, 2025, from https://www.tropicos.org/name/40024220 It was merged into the genus Zephyranthes as Zephyranthes subg. Myostemma by Nicolás García Berguecio in 2019.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.Zephyranthes subgen. Myostemma (Salisb.) Nic.García. (n.d.). International Plant Names Index. Retrieved February 27, 2025, from https://www.ipni.org/n/77203267-1Missouri Botanical Garden. (n.d.-ap). Zephyranthes subg. Myostemma (Salisb.) Nic. García. Tropicos. Retrieved February 27, 2025, from https://www.tropicos.org/name/100496098
Species It has about 17 species:
Zephyranthes advena Zephyranthes ananuca Zephyranthes araucana Zephyranthes bagnoldii Zephyranthes berteroana Zephyranthes capitata Zephyranthes cisandina Zephyranthes cuyana Zephyranthes elwesii Zephyranthes laeta Zephyranthes maculata Zephyranthes moelleri Zephyranthes monantha Zephyranthes montana Zephyranthes philippiana Zephyranthes phycelloides Contreras-Díaz, R., Arias-Aburto, M., & van den Brink, L. (2022). Characterization of the complete chloroplast genome of Zephyranthes phycelloides (Amaryllidaceae, tribe Hippeastreae) from Atacama region of Chile. Saudi Journal of Biological Sciences, 29(1), 650-659. Zephyranthes splendens
References