Castilleja attenuata

Life-forms

Classification System: APG IV

Superregnum: Eukaryota
Regnum: Plantae
Cladus: Angiosperms
Cladus: Eudicots
Cladus: Core eudicots
Cladus: Asterids
Cladus: Lamiids
Ordo: Lamiales

Familia: Orobanchaceae
Tribus: Pedicularideae
Genus: Castilleja
Species: Castilleja attenuata
Name

Castilleja attenuata (A.Gray) T.I.Chuang & Heckard
Synonyms

Orthocarpus attenuatus A. Gray

Distribution

It is native to western North America from British Columbia, through California, to Baja California.
References

Systematic Botany; Quarterly Journal of the American Society of Plant Taxonomists 16:656. 1991

Links

International Plant Names Index. 2017. Castilleja attenuata. Published online. Accessed: Oct. 04 2017.
The Plant List 2013. Castilleja attenuata in The Plant List Version 1.1. Published on the internet. Accessed: 2017 Oct. 04.
Tropicos.org 2017. Castilleja attenuata. Missouri Botanical Garden. Published on the internet. Accessed: O4 Oct. 2017.
USDA, ARS, Germplasm Resources Information Network. Castilleja attenuata in the Germplasm Resources Information Network (GRIN), U.S. Department of Agriculture Agricultural Research Service. Accessed: 09-Oct-10.

Vernacular names
English: attenuate Indian paintbrush

Castilleja attenuata is a species of Indian paintbrush, known by the common names valley tassels and attenuate Indian paintbrush.

It is native to western North America from British Columbia, through California, to Baja California, where it grows in grasslands and open woodland habitats.
Description

Castilleja attenuata is an annual herb growing up to about 50 centimeters tall. The leaves are linear in shape and several centimeters long.

The inflorescence has three-lobed bracts with yellow or white tips. Between the bracts emerge fuzzy white flowers dotted with purple and yellow.