Lasthenia platycarpha

Lasthenia platycarpha is a species of flowering plant in the daisy family known by the common name alkali goldfields. It is endemic to California, where it is known mainly from the Central Valley.

Lasthenia platycarpha
Scientific classification
Kingdom:
Plantae
(unranked):
Angiosperms
(unranked):
Eudicots
(unranked):
Asterids
Order:
Asterales
Family:
Asteraceae
Tribe:
Heliantheae
Genus:
Lasthenia
Species:
L. platycarpha
Binomial name
Lasthenia platycarpha

It grows in alkali flats and other areas with alkaline soils.

Description

Lasthenia platycarpha is an annual herb producing an erect stem approaching 30 centimeters in maximum height. The oppositely arranged leaves are up to 6 centimeters long, sometimes lobed, and sometimes coated in hairs.

The inflorescence bears small flower heads with centers of gold disc florets and 6 to 13 golden yellow ray florets each just under a centimeter long.

The fruit is a hairy achene with a pappus at the top.


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