Tamil Name: Uruttai Chapathikalli;

Cylindropuntia ramosissima is a species of cactus known by the common names diamond cholla and branched pencil cholla   

Cylindropuntia ramosissima is native to the Mojave and Sonoran Deserts of the Southwestern United States, California, and Northwestern Mexico, and to Baja California and its Islas San Benito.
Cylindropuntia ramosissima is a decumbent or erect and treelike cactus which can approach 2 meters-6 feet in maximum height. It has many narrow branches made up of cylindrical segments, green in color drying gray, the surface divided into squarish, flat tubercles with few or no spines, or often with a single long, straight spine. The flower is small and orange, pink or brownish in color. The fruit is a small, dry, spiny body up to 2 centimeters long.
(From Wikipedia on 11.8.14) 


Coimbatore hedge plant of -7-Aug-14 : Attachments (1). 4 posts by 4 authors.
Coimbatore of Aug 14.
Traditional eco-fencing plant, thorns have a rufous appearance. The plant is tubular no leafs seen. No milky sap. The plant winds into itself and spreads over a large area. Probably a cactus. Max height about 3 feet.
ID help required.

Cylindropuntia sp. (Cactaceae), I think.

Looks more like Cylindropuntia arbuscula

The plant is Cylindropuntia ramosissima

Jurassic Cactus ParkKuldhara, Jaisalmer

Date: October 27, 2018 … Altitude: about 225 m (740 feet) asl

ID please    

Pl. check comparative images at Cactaceae

It is cactus but cant say about species. 

ID … Cylindropuntia ramosissima (Engelm.) F.M.Knuth
Many thanks to P V Sreekumar and Arun Kumar N … facebook.