# Stenomesson

Stenomesson is a genus of bulbous plants in the family Amaryllidaceae. All the species are native to western South America (Colombia, Ecuador, Peru and northern Chile).

## Taxonomy

It was published by William Herbert in 1821. The lectotype species Stenomesson flavum (Ruiz & Pav.) Herb. was designated by Hamilton Paul Traub in 1963.

### Etymology

The generic name Stenomesson references the floral morphology. It is composed of the Greek words stenos, meaning narrow, and meso, meaning "in the middle".

### Species

As of August 2023, Plants of the World Online accepted the following species:
* Stenomesson aurantiacum (Kunth) Herb. - Colombia, Ecuador, Peru
* Stenomesson breviflorum Herb. - Peru (Junín, Lima)
* Stenomesson campanulatum Alan Meerow - Peru (Cajamarca, La Libertad)
* Stenomesson chilense Ravenna - Chile (Tarapacá)
* Stenomesson chloranthum Meerow & van der Werff - Peru (Amazonas)
* Stenomesson ecuadorense Meerow, Oleas & L.Jost
* Stenomesson flavum (Ruiz & Pav.) Herb. - Peru (Cajamarca, Lima, La Libertad, Pasco)
* Stenomesson gasteroides Ravenna - Peru
* Stenomesson korsakoffii (Traub) Meerow – Peru
* Stenomesson leucanthum (Ravenna) Meerow & van der Werff - Peru (Cajamarca, La Libertad)
* Stenomesson miniatum (Herb.) Ravenna - Peru (Cajamarca, Apurimac, Cusco), Bolivia (La Paz)
* Stenomesson moldenkei Traub - Peru (Lima)
* Stenomesson parvulum Ravenna - Peru (Cajamarca])
* Stenomesson pauciflorum (Lindl. ex Hook.) Herb. - Peru (Lima)
* Stenomesson pearcei Baker - Peru (Junín, Puno, Cusco), Bolivia (La Paz)
* Stenomesson rupense Ravenna - Peru
* Stenomesson tubiflorum (Meerow) Meerow - Peru
* Stenomesson vitellinum Lindl. - Peru (Lima)
* Stenomesson weberbaueri (Vargas) Ravenna - Peru (Cajamarca])

#### Formerly included

Numerous names have been coined using the name Stenomesson referring to species now regarded as better suited to other genera (Clinanthus, Eucrosia, Ismene and Urceolina).
* Stenomesson acaule - Clinanthus humilis
* Stenomesson acutum - Clinanthus incarnatus
* Stenomesson callacallense - Clinanthus callacallensis
* Stenomesson campodense - Clinanthus campodensis
* Stenomesson caracense - Clinanthus caracensis
* Stenomesson chihuanhuayu - Clinanthus chihuanhuayu
* Stenomesson coccineum - Clinanthus coccineus
* Stenomesson croceum - Clinanthus croceus
* Stenomesson cuzcoense - Urceolina cuzcoensis
* Stenomesson discolor - Clinanthus recurvatus
* Stenomesson elwesii - Clinanthus elwesii
* Stenomesson ferreyrae - Clinanthus recurvatus
* Stenomesson flammidum - Clinanthus flammidus
* Stenomesson fulvum - Clinanthus fulvus
* Stenomesson glareosum - Clinanthus glareosus
* Stenomesson humile - Clinanthus humilis
* Stenomesson imasumacc - Clinanthus imasumacc
* Stenomesson incarnatum - Clinanthus incarnatus
* Stenomesson incarum - Clinanthus incarum
* Stenomesson longifolium - Clinanthus recurvatus
* Stenomesson luteum - Clinanthus luteus
* Stenomesson macleanicum - Clinanthus macleanicus
* Stenomesson microstephium - Clinanthus microstephium
* Stenomesson mirabile - Clinanthus mirabilis
* Stenomesson morrisonii - Ismene morrisonii
* Stenomesson obragillensis - Clinanthus recurvatus
* Stenomesson recurvatum - Clinanthus recurvatus
* Stenomesson rubrum - Clinanthus coccineus
* Stenomesson ruizianum - Clinanthus croceus
* Stenomesson splendens - Clinanthus incarnatus
* Stenomesson stricklandii - Eucrosia stricklandii
* Stenomesson sunchubambae - Clinanthus sunchubambae
* Stenomesson trichromum - Clinanthus incarnatus
* Stenomesson variegatum - Clinanthus variegatus
* Stenomesson viridiflorum - Clinanthus viridiflorus