Summary description from Wikipedia:

Acanthocereus tetragonus in languages:

Chinese

待宵仙人柱

English

Triangle cactus

English

barbed wire cactus

Japanese

ゴリョウカク（五稜角）

Portuguese

Cacto-triangular

Portuguese

Mandacaru-verde-azulado-de-quatro-costelas

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Parent Taxon

• Acanthocereus

Sibling Taxa

• Acanthocereus atropurpureus
• Acanthocereus canoensis
• Acanthocereus castellae
• Acanthocereus chiapensis
• Acanthocereus cuixmalensis
• Acanthocereus fosterianus
• Acanthocereus haackeanus
• Acanthocereus hesperius
• Acanthocereus hirschtianus
• Acanthocereus macdougallii
• Acanthocereus maculatus
• Acanthocereus oaxacensis
• Acanthocereus paradoxus
• Acanthocereus rosei
• Acanthocereus tepalcatepecanus
• Acanthocereus tetragonus

Top Observation Places

• Fort Lauderdale
• Sunrise
• Tuxtla
• Sarasota
• Monterrey
• Guadalupe
• San Nicolás de los Garza
• San Pedro Garza García
• Heroica Matamoros
• Brownsville
• Reynosa
• McAllen
• Edinburg
• Mission
• Pharr