Adult Description
- Medium-sized stocky hummingbird.
- Tiny compared with other kinds of birds.
- Back iridescent bronzy green, grayish below.
- Male has rose red throat and forehead.
Male Description
Gorget (throat) and forehead iridescent rose red. Gorget with elongated feathers projecting to the sides. Back, rump, and sides metallic bronze green. Underside grayish, with some green spots. Small white spot or streak behind eye. Tail dark; middle pair of tail feathers green, others gray; all rounded at tip. White tufts on either side of rump.Female Description
Back, top of head, and two central tail feathers metallic bronze-green. Forehead sometimes dark grayish brown. Three outer tail feathers on each side with broad white tips, black central portions, and bronzy green bases. Wing feathers dark. Small white spot behind eye. Auriculars dusky. Throat grayish with some rose feathers, sometimes a large patch. Underparts dull grayish white or brownish gray with some green spots. Tufts on side of rump white.Immature Description
Immatures resemble adult female.