The Collaborative International Dictionary of English v.0.48:

Chamisal \Cha`mi*sal"\, n. [Amer. Sp., fr. Sp. chamiza a kind of
   wild cane.]
   1. (Bot.) A California rosaceous shrub (Adenostoma
      fasciculatum) which often forms an impenetrable
      chaparral.
      [Webster 1913 Suppl.]

   2. A chaparral formed by dense growths of this shrub.
      [Webster 1913 Suppl.]

U.S. Gazetteer Places (2000):

Chamisal, NM -- U.S. Census Designated Place in New Mexico
   Population (2000):    301
   Housing Units (2000): 156
   Land area (2000):     1.648861 sq. miles (4.270529 sq. km)
   Water area (2000):    0.000000 sq. miles (0.000000 sq. km)
   Total area (2000):    1.648861 sq. miles (4.270529 sq. km)
   FIPS code:            14110
   Located within:       New Mexico (NM), FIPS 35
   Location:             36.166127 N, 105.744224 W
   ZIP Codes (1990):     87521
   Note: some ZIP codes may be omitted esp. for suburbs.
   Headwords:
    Chamisal, NM
    Chamisal