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Thumbnail Picture of Puncture Vine

Puncture Vine *

Tribulus terrestris

Family: Zygophyllaceae (CALTROP).
Other common names: Caltrop.
Generic common name: PUNCTURE VINE, CALTROP.

Location: Circle X Ranch: Yerba Buena Road shoulder, chaparral, June 2004.

Characteristics: non-Native, Yellow, Small, Solitary, Simple, Herbaceous, Annual, Early Spring, Late Spring, Summer.


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Many a biker has gotten a flat from the spiny fruits




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