Lycium brevipes is a species of flowering plant in the nightshade family known by the common name Baja desert-thorn.

It is native to northwestern Mexico and it occurs in California as far as the Sonoran Desert as well as some of the Channel Islands.

This is a bushy, spreading shrub approaching a maximum height of 4 metres (13 ft) with many long, thorny, tangled branches.

The branches are lined with small, fleshy green leaves up to 1.5 centimetres (0.59 in) long and coated with glandular hairs.

The inflorescence is a small cluster of tubular flowers roughly 1–2 centimetres (0.39–0.79 in) long including the calyx of sepals at the base.