References

RRÅ, V.kh., 19, 60.2
  catuṣpalaṃ nimbabījaṃ māṣacūrṇaṃ palāṣṭakam //Context
RRÅ, V.kh., 19, 68.2
  godhūmamāṣayoścūrṇaṃ pratyekaṃ tu catuṣpalam //Context