Acalypha radians

Torrey in W. H. Emory

Rep. U.S. Mex. Bound. 2(1): 200. 1859

Common names: Cardinal feather palmate copperleaf
Treatment appears in FNA Volume 12. Treatment on page 166. Mentioned on page 164.
Herbs or subshrubs, perennial, 1.5–4 dm, dioecious. Stems prostrate to ascending, short-pubescent and hirsute. Leaves: petiole 0.4–1.6 cm; blade reniform or suborbiculate, 0.5–1.5 × 0.8–2 cm, base cordate or rounded, margins deeply crenate, apex rounded. Inflorescences unisexual, terminal (staminate and pistillate) and axillary (pistillate); staminate peduncle 0.5–3 cm, fertile portion 1–4(–5) cm; pistillate peduncle 0.1–0.5 cm, fertile portion 1–2.5 × 0.8–1.2 cm; allomorphic pistillate flowers absent. Pistillate bracts crowded (inflorescence axis not visible between bracts), 7–10 × 12–16 mm, abaxial surface hirsute, sessile- and stipitate-glandular; lobes (7–)8–10(–13), spatulate, 1/2 bract length. Pistillate flowers: pistil 3-carpellate; styles multifid or laciniate. Capsules smooth, pubescent and hirsute. Seeds 1.8–2 mm, minutely pitted.

Phenology: Flowering and fruiting spring–fall.
Habitat: Grassy openings, dunes, and oak or mesquite woodlands, usually on deep sand.
Elevation: 0–200 m.


V12 366-distribution-map.jpg

Tex., Mexico (Tamaulipas).


Acalypha radians is found in the flora area from the Edwards Plateau south to the Mexican border.

Selected References


Lower Taxa


Facts about "Acalypha radians"
AuthorGeoffrey A. Levin +
AuthorityTorrey in W. H. Emory +
Common nameCardinal feather + and palmate copperleaf +
DistributionTex. + and Mexico (Tamaulipas). +
Elevation0–200 m. +
HabitatGrassy openings, dunes, and oak or mesquite woodlands, usually on deep sand. +
Illustration copyrightFlora of North America Association +
IllustratorBarbara Alongi +
PhenologyFlowering and fruiting spring–fall. +
Publication titleRep. U.S. Mex. Bound. +
Publication year1859 +
ReferenceNone +
Source xml grained fna xml/V12/V12 366.xml +
Taxon familyEuphorbiaceae +
Taxon nameAcalypha radians +
Taxon parentAcalypha +
Taxon rankspecies +
VolumeVolume 12 +