Pseudognaphalium californicum

(de Candolle) Anderberg

Opera Bot. 104: 147. 1991.

Common names: California rabbit-tobacco
Basionym: Gnaphalium californicum de Candolle in A. P. de Candolle and A. L. P. P. de Candolle, Prodr. 6: 224. 1838
Synonyms: Gnaphalium decurrens var. californicum (de Candolle) A. Gray
Treatment appears in FNA Volume 19. Treatment on page 423. Mentioned on page 416, 417, 424.

Annuals, biennials, or perennials, 20–40 cm; taprooted. Stems stipitate-glandular, sometimes lightly villous as well. Leaf blades mostly narrowly oblong-lanceolate, 4–10 cm × 5–10(–20) mm (relatively even-sized distally), bases auriculate-clasping to subclasping or not, decurrent (2–10 mm) or not, margins flat or slightly revolute, faces concolor, mostly green, stipitate-glandular, viscid, sometimes lightly villous as well. Heads in corymbiform arrays. Involucres campanulo-globose, 5.5–7 mm. Phyllaries in 7–10 series, white (opaque, shiny or dull), broadly ovate to oblong-obovate, glabrous. Pistillate florets 105–140. Bisexual florets 7–12. Cypselae ridged, smooth. 2n = 28.

Phenology: Flowering Apr–Jul.
Habitat: Sandy canyons, dry hills, coastal chaparral
Elevation: 60–800 m



Calif., Oreg., Mexico (Baja California).


Leaf insertion in Pseudognaphalium californicum is unusually variable: bases may be clasping to subclasping without decurrent margins or decurrent and not show any clasping tendency.

Selected References


Lower Taxa

Guy L. Nesom +
(de Candolle) Anderberg +
Gnaphalium californicum +
California rabbit-tobacco +
Calif. +, Oreg. +  and Mexico (Baja California). +
60–800 m +
Sandy canyons, dry hills, coastal chaparral +
Flowering Apr–Jul. +
Gnaphalium decurrens var. californicum +
Pseudognaphalium californicum +
Pseudognaphalium +
species +