Chaptalia texana


Leafl. Bot. Observ. Crit. 1: 191. 1906.

Common names: Silverpuff
Synonyms: Chaptalia nutans var. texana (Greene) Burkart
Treatment appears in FNA Volume 19. Treatment on page 79.

Leaves petiolate (petioles 1/8–1/3 lengths of blades); blades obovate to ovate or elliptic or sublyrate, 3–21 cm, margins lobed to denticulate, abaxial faces thinly gray-tomentose, adaxial faces green-glabrate. Heads nodding in bud and fruit, erect in flowering. Peduncles ebracteate or bracts 1–2, 13–34 cm at flowering, 16–46 cm in fruit, not dilated distally. Florets: outer pistillate, corollas evenly cream colored, turning crimson, laminae 0.2–0.8 mm wide; inner florets bisexual, fertile. Cypselae 11.5–13 mm, beaks filiform, lengths 1–1.6 times bodies, faces sparsely to moderately papillate (bodies and beaks). 2n = 24.

Phenology: Flowering Mar–Jun.
Habitat: Slopes in thin, rocky (limestone) soils, usually in woods with abundant oaks
Elevation: 200–1500 m



N.Mex., Tex., Mexico (Chihuahua, Coahuila, Nuevo León, San Luis Potosí, Tamaulipas, and others).


Selected References


Lower Taxa

... more about "Chaptalia texana"
Guy L. Nesom +
Greene +
Silverpuff +
N.Mex. +, Tex. +, Mexico (Chihuahua +, Coahuila +, Nuevo León +, San Luis Potosí +, Tamaulipas +  and and others). +
200–1500 m +
Slopes in thin, rocky (limestone) soils, usually in woods with abundant oaks +
Flowering Mar–Jun. +
Leafl. Bot. Observ. Crit. +
Chaptalia nutans var. texana +
Chaptalia texana +
Chaptalia +
species +