OregonFlora: Polypodium calirhiza

	Polypodium calirhiza
	nested polypody
Stems	moderately stout, often white-pruinose, with dense brown lanceolate scales; taste slightly bitter and lacking strong licorice flavor.
Leaves	to 30 cm long; petiole slender; to 13 × 0.2 cm; smooth.
Blades	pinnatifid; to 18 × 8 cm, narrowly ovate to oblong, often slightly leathery; adaxial surface pubescent with whitish multicellular hairs (at least along rachis), lanceolate scales usually present on abaxial surface of rachis, usually more than 3 cells wide.
Pinnae	narrow, lanceolate to oblong; to 3 × 0.6 cm; margin serrate; apex usually acute, not long-attenuate; veins anastomosing or not, forming areolae on some pinnae.
Sori	less than 3 mm; sporangiasters absent.
2n	=148.

	Polypodium calirhiza
Distribution	[WildflowerSearch map] [BONAP county map]
Discussion	On cliffs and rocks/gravel near the coast. 0–200 m. Est. CA; south to northern Mexico. Native.
Source	Flora of Oregon, volume 1, page 95 Duncan Thomas
Sibling taxa	P. amorphum, P. glycyrrhiza, P. hesperium, P. scouleri
Synonyms	Polypodium californicum
Web links	Local floras: CA, OR Local Web sites: CalFlora, CalPhotos, Flora NW, PNW Herbaria WildflowerSearch iNaturalist (observations) USDA Plants Database LBJ Wildflower Center SEINet Plants of the World Online Encyclopedia of Life Wikipedia Google Image Search

Polypodium calirhiza

nested polypody

Stems

moderately stout, often white-pruinose, with dense brown lanceolate scales;

taste slightly bitter and lacking strong licorice flavor.

Leaves

to 30 cm long;

petiole slender; to 13 × 0.2 cm; smooth.

Blades

pinnatifid; to 18 × 8 cm, narrowly ovate to oblong, often slightly leathery;

adaxial surface pubescent with whitish multicellular hairs (at least along rachis), lanceolate scales usually present on abaxial surface of rachis, usually more than 3 cells wide.

Pinnae

narrow, lanceolate to oblong; to 3 × 0.6 cm;

margin serrate;

apex usually acute, not long-attenuate;

veins anastomosing or not, forming areolae on some pinnae.

Sori

less than 3 mm;

sporangiasters absent.

=148.