Psilactis is a genus of North American and South American plants in the tribe Astereae within the family Asteraceae which are known by the common name tansyaster.[5] There are six species within the genus.
The genus contains six species: Psilactis asteroides, Psilactis brevilingulata, Psilactis gentryi, Psilactis heterocarpa, Psilactis odysseus, and Psilactis tenuis.[1] Formerly included in the genus were Psilactis coulteri and Psilactis crispa which are now placed in genus Leucosyris as L. coulteri[6] and L. crispa,[7] respectively. Additionally, Psilactis lepta has been determined to be a taxonymic synonym of Psilactis asteroides.[8]
Five species within the genus have native distribution in Mexico. Psilactis heterocarpa is restricted to Texas in the United States with no Mexican distribution.[9] P. odysseus is restricted to the Mexican states Nuevo León and Tamaulipas,[10] and the other four species, P. asteroides,[11] P. brevilingulata,[12] P. gentryi,[13] and P. tenuis[14] have distributions in both Mexico and the United States. P. brevilingulata has an additional presence in Colombia and Peru.[12]
Psilactis is a genus of North American and South American plants in the tribe Astereae within the family Asteraceae which are known by the common name tansyaster. There are six species within the genus.
Psilactis es un género de plantas con flores perteneciente a la familia Asteraceae. Comprende 10 especies descritas y solo 5 aceptadas.[1][2]
El género fue descrito por Asa Gray y publicado en Memoirs of the American Academy of Arts and Science, new series 4(1): 71–72. 1849.[3]
A continuación se brinda un listado de las especies del género Psilactis aceptadas hasta junio de 2012, ordenadas alfabéticamente. Para cada una se indica el nombre binomial seguido del autor, abreviado según las convenciones y usos.
Psilactis es un género de plantas con flores perteneciente a la familia Asteraceae. Comprende 10 especies descritas y solo 5 aceptadas.
Psilactis é um género botânico pertencente à família Asteraceae[1].
Psilactis é um género botânico pertencente à família Asteraceae.
«Psilactis — World Flora Online». www.worldfloraonline.org. Consultado em 19 de agosto de 2020Psilactis là một chi thực vật có hoa trong họ Cúc (Asteraceae).[1]
Chi Psilactis gồm các loài:
Psilactis là một chi thực vật có hoa trong họ Cúc (Asteraceae).