''Hymenothrix loomisii'', the Loomis' thimblehead, is a North American species of flowering plant in the
daisy family
The family Asteraceae, alternatively Compositae, consists of over 32,000 known species of flowering plants in over 1,900 genera within the order Asterales. Commonly referred to as the aster, daisy, composite, or sunflower family, Compositae w ...
. It grows in the southwestern United States (
Arizona
Arizona ( ; nv, Hoozdo Hahoodzo ; ood, Alĭ ṣonak ) is a state in the Southwestern United States. It is the 6th largest and the 14th most populous of the 50 states. Its capital and largest city is Phoenix. Arizona is part of the Fou ...
,
New Mexico
)
, population_demonym = New Mexican ( es, Neomexicano, Neomejicano, Nuevo Mexicano)
, seat = Santa Fe
, LargestCity = Albuquerque
, LargestMetro = Tiguex
, OfficialLang = None
, Languages = English, Spanish ( New Mexican), Navajo, Ker ...
, southern
Nevada
Nevada ( ; ) is a U.S. state, state in the Western United States, Western region of the United States. It is bordered by Oregon to the northwest, Idaho to the northeast, California to the west, Arizona to the southeast, and Utah to the east. N ...
), and also in the
Sierra Madre Occidental
The Sierra Madre Occidental is a major mountain range system of the North American Cordillera, that runs northwest–southeast through northwestern and western Mexico, and along the Gulf of California. The Sierra Madre is part of the American C ...
in western
Chihuahua Chihuahua may refer to:
Places
*Chihuahua (state), a Mexican state
**Chihuahua (dog), a breed of dog named after the state
**Chihuahua cheese, a type of cheese originating in the state
**Chihuahua City, the capital city of the state
**Chihuahua Mun ...
. There have been reports of populations in southern California but these are most likely introductions.
''Hymenothrix loomisii'' is an annual herb up to tall. Each head has 10-20 yellow or cream-colored disc flowers but no ray flowers.
[Flora of North America, ''Hymenothrix loomisii'' S. F. Blake, 1927. ]
/ref>Blake, Sydney Fay. 1927. Proceedings of the Biological Society of Washington 40(10): 49–50
/ref>
References
Bahieae
Flora of Arizona
Flora of Chihuahua (state)
Flora of Nevada
Flora of New Mexico
Plants described in 1849
Flora without expected TNC conservation status
{{Asteroideae-stub