Agropyron

• Choose this species
  A. cristatum

  1a. Spikes 8–23 mm wide; spikelets diverging from the rachis at an angle of 45–90 degrees; glumes not appressed to lemmas
• Choose this species
  A. desertorum

  1b. Spikes 5–10 mm wide; spikelets diverging from the rachis at an angle of 25–45 degrees; glumes appressed to lemmas

 Show photos of:   Each photo represents one species in this genus.