''Siphocampylus sulfureus'' is a species of

plant Plants are the eukaryotes that form the Kingdom (biology), kingdom Plantae; they are predominantly Photosynthesis, photosynthetic. This means that they obtain their energy from sunlight, using chloroplasts derived from endosymbiosis with c ...

in the family

Campanulaceae The family Campanulaceae (also bellflower family), of the order Asterales, contains nearly 2400 species in 84 genera of herbaceous plants, shrubs, and rarely small trees, often with milky sap. Among them are several familiar garden plants bel ...

. It grows as an annual herbaceous shrub to 3 m (occasionally 4 m) tall. It has tubular yellow flowers arranged in whorls around the vertical stems. The flowers emit a pungent musky smell reminiscent of foxes, particularly at night. In daytime, white-throated hummingbirds (''Leucochloris albicollis''), Brazilian rubies (''Clytolaema rubricauda'') and purple-breasted plovercrests visit the flowers while at night the

tailed tailless bat The tailed tailless bat (''Anoura caudifer'') is a species of leaf-nosed bat from South America. Taxonomy The scientific name of this species is variously given as either ''A. caudifer'' or ''A. caudifera'', with scientists having argued for bot ...

(''Anoura caudifer'') visits.

References

sulfureus Flora of Brazil Plants described in 1926 {{Campanulaceae-stub