Calycoseris wrightii

Common Name: Tackstem
Oˊodham Name: [unknown]
Group: Annuals － Desert

Description

Calycoseris wrightii grows in sandy and rocky soils between 1500 and 4000 feet elevation. The stems are almost barren except for a sparse covering of small, flat topped bristles shaped like "tacks", which gives the plant its common name. The tiny fruit also are covered by short bristles. The few leaves are long and narrow.

Classification

Kingdom Plantae － Plants

Subkingdom Tracheobionta － Vascular plants

Superdivision Spermatophyta － Seed plants

Division Magnoliophyta － Flowering plants

Class Magnoliopsida － Dicotyledons

Subclass Asteridae

Order Asterales

Family Asteraceae － Aster family

Genus Calycoseris A. Gray － tackstem

Species Calycoseris wrightii A. Gray － white tackstem

More Information

USDA Plant Profile and Map