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Zephyranthes subg. Zephyranthes

Zephyranthes subg. Zephyranthes is a subgenus of the genus Zephyranthes in the amaryllis family of flowering plants.

Description

Vegetative characteristics

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.

Generative characteristics

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.

Cytology

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

Taxonomy

The subgenus name is an autonym.

Species

About 150 species are recognised:

Distribution

Mexico is a centre of diversity of Zephyranthes subg. Zephyranthes.

References