''Celtis ehrenbergiana'', called the desert hackberry or spiny hackberry, is a plant species that has long been called ''C. pallida'' by many authors, including in the "Flora of North America" database. It is native to

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 ...

Florida Florida is a state located in the Southeastern region of the United States. Florida is bordered to the west by the Gulf of Mexico, to the northwest by Alabama, to the north by Georgia, to the east by the Bahamas and Atlantic Ocean, and to ...

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 ...

and

Texas Texas (, ; Spanish language, Spanish: ''Texas'', ''Tejas'') is a state in the South Central United States, South Central region of the United States. At 268,596 square miles (695,662 km2), and with more than 29.1 million residents in 2 ...

, and to

Latin America Latin America or * french: Amérique Latine, link=no * ht, Amerik Latin, link=no * pt, América Latina, link=no, name=a, sometimes referred to as LatAm is a large cultural region in the Americas where Romance languages — languages derived f ...

as far south as central

Argentina Argentina (), officially the Argentine Republic ( es, link=no, República Argentina), is a country in the southern half of South America. Argentina covers an area of , making it the second-largest country in South America after Brazil, th ...

. It grows in dry locations such as deserts, brushlands, canyons, mesas and grasslands. ''Celtis ehrenbergiana'' is the only US species of the genus with thorns. In the US, it is a shrub or small tree up to 3 m (10 feet) tall, with thorns on the branches, although it can grow taller in the tropics. Leaves are small for the genus, less than 3 cm (1.2 inches) long and 2 cm (0.8 inches) wide. Flowers are born in cymes of 3–5 flowers.

Drupe In botany, a drupe (or stone fruit) is an indehiscent fruit in which an outer fleshy part (exocarp, or skin, and mesocarp, or flesh) surrounds a single shell (the ''pit'', ''stone'', or '' pyrena'') of hardened endocarp with a seed (''kernel'') ...

s are orange, yellow or red, juicy, egg-shaped, about 7 mm in diameter, and edible by humans and wildlife.Emory, William Hemsley. Report on the United States and Mexican Boundary Botany 2(1): 203. 1859.
br>- Davidse, G., M. Sousa Sánchez, S. Knapp & F. Chiang Cabrera. 2014. Saururaceae a Zygophyllaceae. 2(3): ined. In G. Davidse, M. Sousa Sánchez, S. Knapp & F. Chiang Cabrera (eds.) Flora Mesoamericana. Universidad Nacional Autónoma de México, México.
- Correll, D. S. & M. C. Johnston. 1970. Manual of the Vascular Plants of Texas i–xv, 1–1881. The University of Texas at Dallas, Richardson.
- Shreve, F. & I. L. Wiggins. 1964. Vegetation and Flora of the Sonoran Desert 2 vols. Stanford University Press, Stanford.

br>
Southeastern Arizona Wildflowers, Firefly Forest, Celtis ehrenbergiana
/ref> SpinyHackberry Granjeno

References

{{Taxonbar, from=Q2727396 Flora of Central America Flora of Arizona Flora of South America Flora of Florida Flora of Mexico Flora of New Mexico Flora of Texas ehrenbergiana