David Stanley Seigler

Vachellia caven (Roman cassie, aromita, aromo criollo, caven, churque, churqui, espinillo, espinillo de baado, espino, espino maulino) is an ornamental tree in the family Fabaceae. Vachellia caven is native to Argentina, Bolivia, Chile, Paraguay, Uruguay and Rio Grande do Sul in Brazil. It grows four to five metres tall and bears very stiff and sharp white thorns up to 2 cm in length. It blooms in spring, with bright yellow flower clusters 1–2 cm (0.39–0.79 in) in diameter.

Senegalia laeta, the gay acacia or daga, is a legume found in the family Fabaceae. It was formerly included in the genus Acacia.

Mariosousa is a genus of 13 species of flowering plants in the family Fabaceae. It belongs to the mimosoid clade of the subfamily Caesalpinioideae. Members of this genus were formerly considered to belong to the genus Acacia. Restricted in range to Central America, Mexico, and the southwestern United States, members of the genus are trees or shrubs bearing alternate, bipinnately compound leaves—each with a swelling at the base of the petiole—and white- to cream- or yellow-colored flowers. The flowers are typically borne in elongated, bottle brush–like spikes. The fruits that later replace

Vachellia tortuosa, the twisted acacia , poponax or huisachillo, is a woody, leguminous thorn tree of the Caribbean, Florida, southern Texas, northeastern and central Mexico, and northern South America. It is found in tropical and desert habitats, such as the Rio Grande Valley, Central Mexican Plateau, and Colombian Tatacoa Desert.

Vachellia rigidula, commonly known as blackbrush acacia or chaparro prieto, and also known as Acacia rigidula, is a species of shrub or small tree in the legume family, Fabaceae. Its native range stretches from Texas in the United States south to central Mexico. This perennial is not listed as being threatened. It reaches a height of 5–15 feet (1.5–4.6 m). Blackbrush acacia grows on limestone hillsides and canyons.

Vachellia sphaerocephala, the bull's horn thorn or bee wattle, is a plant species in the family Fabaceae. The name comes from the shape of the thorns which do indeed resemble the horns of a bull. The tree has a strong, symbiotic relationship with a species of stinging ant, Pseudomyrmex ferruginea. This tree is endemic to Mexico.

Senegalia mellifera is a common thorn tree in Africa. The name mellifera refers to its sweet-smelling blossoms and honey. Its lumber turns pitch black when oiled. Common names of the tree include Blackthorn and Swarthaak (Afrikaans). It is listed as being not threatened.

Senegalia etilis is a species of plant in the family Fabaceae. It is found in Argentina and Bolivia. It is threatened by habitat loss.

Vachellia cornigera, commonly known as bullhorn acacia (family Fabaceae), is a swollen-thorn tree and myrmecophyte native to Mexico and Central America. The common name of "bullhorn" refers to the enlarged, hollowed-out, swollen thorns (technically called stipular spines) that occur in pairs at the base of leaves, and resemble the horns of a steer. In Yucatán (one region where the bullhorn acacia thrives) it is called "subín", in Panama the locals call them "cachito" (little horn). The trees are commonly found in wet lowlands.

Vachellia constricta, also known commonly as the whitethorn acacia, is a shrub native to Mexico and the Southwestern United States.

Vachellia roigii is a species of flowering plant in the family Fabaceae. It is a shrub or tree endemic to Las Tunas Province in central-eastern Cuba, where it grows in dry forest and shrubland. It is threatened by habitat loss.

Visit the page for more details.

Visit the page for more details.

Vachellia chiapensis is a species of leguminous tree in the family Fabaceae. It is found only in Mexico.

Vachellia aroma is a small, perennial, thorny tree native to Peru, Chile, Argentina and Paraguay. Some common names for it are aromita, aromo negro, espinillo and tusca. It is not listed as being a threatened species. Although some sources say that Vachellia macracantha is synonymous with Vachellia aroma, genetic analysis of the two species has shown that they are different, but that they are closely related.

Visit the page for more details.

Senegalia megaladena is a spiny climber, shrub or tree, native to Jawa, and from mainland Southeast Asia to China and India. It is eaten as a vegetable and used as a fish poison. It is named after its distinctive large gland on the petioles.

Visit the page for more details.

Visit the page for more details.

Vachellia pringlei is a species of flowering plant belonging to the mimosoid clade of the family Fabaceae.

Vachellia macracantha is a species of tree in the family Fabaceae. Its native range spans from southern Florida to South America.

Vachellia collinsii, previously Acacia collinsii, is a species of flowering plant native to Central America and parts of Africa.

Visit the page for more details.

Vachellia anegadensis, the pokemeboy, is a species of plant in the family Fabaceae. It is found only in the British Virgin Islands. Its natural habitats are subtropical or tropical dry forests, subtropical or tropical dry shrubland, sandy shores, and rural gardens. It is threatened by habitat loss.

Senegalia polyacantha (syn. Acacia polyacantha), also known as white thorn, is a flowering tree which can grow up to 25 m tall. The species name polyacantha has the meaning "many thorns" in Latin. The tree is native to Africa, India, the Indian Ocean and Asia, but it has also been introduced to the Caribbean.

Visit the page for more details.

Parasenegalia is a small genus of flowering plants in the legume family, Fabaceae. It belongs to the subfamily Mimosoideae. It is found in tropical areas of the Caribbean, Central America, and South America.

Visit the page for more details.

Visit the page for more details.

Visit the page for more details.