Contains 11 accepted taxa overall.

Characteristics
Zephyranthes Herb.
ZEPHYRLILY
Habranthus is now considered a synonym of Zephyranthes (GarcĂ­a et al. 2019).
Classification
ASPARAGALES
Zephyranthes
Citation
ZEPHYRANTHES Herbert, Appendix 36. 1821, nom. cons. vs. Atamosco Adanson 1763.
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TYPE: Zephyranthes atamasca (Linnaeus) Herbert, typ. cons. (Amaryllis atamasca Linnaeus)
Species
Scientific Name Common Name Herbarium Specimens Status Photos
Zephyranthes atamasca var. atamasca ATAMASCO LILY; RAINLILY Native Threatened-State FACW (NWPL) FACW (DEP)
Zephyranthes atamasca var. treatiae TREAT'S ZEPHYRLILY; TREAT'S RAINLILY Native Threatened-State FACW (NWPL) FACW (DEP)
Zephyranthes candida AUTUMN ZEPHYRLILY Not Native
Zephyranthes carinata ROSEPINK ZEPHYRLILY Not Native
Zephyranthes citrina YELLOW ZEPHYRLILY Not Native
Zephyranthes drummondii CEBOLETTA; PRAIRIE LILY; EVENING RAINLILY Not Native
Zephyranthes insularum ISLAND ZEPHYRLILY Not Native
Zephyranthes robusta COPPERLILY Not Native
Zephyranthes rosea LELI DE SAN JOSE; CUBAN ZEPHYRLILY Not Native
Zephyranthes simpsonii REDMARGIN ZEPHYRLILY; SIMPSON'S ZEPHYRLILY Native Threatened-State FAC (NWPL)
Zephyranthes tubispatha RIO GRANDE COPPERLILY Not Native FACW (NWPL)
[Family identification key]
1.  Perianth tube 1-4 mm long
2
1.  Perianth tube 7-40 mm long
6
2.  Stigma 3-lobed capitate
2.  Stigma 3-fid
3
3.  Flower actinomorphic; filaments spreading or diverging, of 1-2 different lengths
4
3.  Flower subzygomorphic; filaments fasciculate, of 4 different lengths
5
4.  Perianth white, sometimes flushed pink abaxially; distal tepals erect; stamens in 2 distinctly subequal sets
4.  Perianth rose pink; distal tepals not erect; stamens in 2 slightly subequal sets
5.  Leaf blade 5-18 mm wide; tepals white to pink, sometimes dark pink or purple towards the base; anthers 6-13 mm long; stigma exserted beyond anthers
5.  Leaf blade 1-4 mm wide; tepals usually yellow and reddish-darkened on the veins, on the lower surface, or towards the tepal base; anthers (2)4-5 mm long; stigma nearly level with anthers
6.  Tepals yellow
6.  Tepals white to pink
7
7.  Stamens fasciculate; stigma and filaments included in perianth tube
7.  Stamens diverging; stigma and filaments exserted beyond perianth tube
7
8.  Tepals usually bright pink; anthers 13-22 mm long
8.  Tepals usually white to light pink or with pink or purple on the lower surface; anthers 3-10 mm long
9
9.  Perianth tube 1/3 or more as long as perianth; stigma level with or below the anthers
9.  Perianth tube 1/3 or less as long as perianth; stigma exserted more than 2 mm beyond anthers
10
10.  Perianth tube less than 1/4 as long as perianth, ca. 1/2 as long as filaments and spathe
10.  Perianth tube 1/4 or more as long as perianth, subequal to the filaments and spathe
Genus Synonyms
Synonym Full Citation Basionym Type
Argyropsis Argyropsis M. Roemer, Prospect. Fam. Nat. Syn. Monogr. 4: 12, 125. 1846 ("1847"). TYPE: Argyropsis candida (Lindley) M. Roemer (Zmaryllis candida Lindley) = Plectronema Rafinesque 1838.
Arviela Arviela Salisbury, Gen. Pl. 135. 1866. TYPE: Amaryllis tubispatha L'Heritier de Brutelle 1789.
Atamosco Atamosco Adanson, Fam. Pl. 2: 57, 522. 1763, nom. rej. vs. Zephyranthes Herbert 1821. TYPE: Amaryllis atamasca Linnaeus = Zephyranthes Herbert 1821.
Habranthus Habranthus Herbert, Bot. Mag. 51: t. 2464. 1824. TYPE: Habranthus gracilifolius Herbert 1824.
Mesochloa Mesochloa Rafinesque, Fl. Tellur. 4: 11. 1838 ("1836"). TYPE: Mesochloa canaliculata Rafinesque (Zephyranthes mesochloa Herbert)
Plectronema Plectronema Rafinesque, Fl. Tellur. 4: 10. 1838 ("1836"). TYPE: Plectronema candida (Lindley) Rafinesque (Amaryllis candida Lindley)
Pogonema Pogonema Rafinesque, Fl. Tellur. 4: 10. 1838 ("1836"). TYPE: Pogonema carinata (Herbert) Rafinesque (Zephyranthes carinata Herbert)
Pyrolirion Pyrolirion Herbert, Appendix 37. 1821. TYPE: Non designatus.