Zephyranthes subg. Eithea

Zephyranthes subg. Eithea is a subgenus of the genus Zephyranthes endemic to Brazil.

Description

Vegetative characteristics

Zephyranthes subg. Eithea are 12–50 cm tall, bulbous plants with ovoid bulbs and 1–8 pseudopetiolate leaves.

Generative characteristics

The 1–6 pedicellate, zygomorphic, campanulate to infundibuliform flowers are produced on pseudo-umbellate inflorescences with 8–30 cm long, and 2–6 mm wide scapes.

Cytology

The chromosome count is 2n = 18.

Taxonomy

It was first published as Eithea by Pedro Felix Ravenna in 2002 with Eithea blumenavia as the type species. It was included into the genus Zephyranthes as Zephyranthes subg. Eithea published by Nicolás García Berguecio in 2019.

Species

It has two species:

• Zephyranthes blumenavia
• Zephyranthes lagopaivae

Conservation

Zephyranthes blumenavia is Endangered (EN), and Zephyranthes lagopaivae is Critically Endangered (CR).

References