Ashtangasamgraha 7.9

7.9

Among vrīhi rices, the ṣaṣṭika is best; the white is superior to the dark-white;
after that, in order, are mahāvrīhi, kṛṣṇavrīhi, and jatūmukha.
Of them, two are nīlās and two are manyās.
Injury to them causes muteness, alteration of voice, or loss of taste sensation.
In the neck, on either side, are four sirāmātṛkās separately; injury to them causes immediate death.
At the junction of the head and the neck are the two kukāṭikās.
Injury to them causes tremors of the head.
Situated below the back of the ears are the two vidhuras.
Injury to them causes deafness.
On both sides of the nasal passage, connected internally to the ear passages, are the two phaṇas.
Injury to them causes loss of smell.
Below the outer ends of the eyebrows, outside the eyes, are the two apāṅgas; injury to them causes blindness.
Above the outer ends of the eyebrows, along the ear on the forehead, are the two śaṅkhas.
Injury to them causes immediate death.
Above the eyebrows, in the depressions, are the two āvartas.
Injury to them causes blindness
or impairment of vision.
Prepared as veśavāra, they are wholesome and included in broths and the like.
One should eliminate it with enemas accompanied by fruits and oils along with sours.
At the commencement of a sinful deed;
or at the time of the maturation of deeds done in a past life;
or when living alone in a deserted house;
or when standing at a crossroads;
or when in an impure state at twilight, or when engaging in sexual intercourse during the junctions of fortnights;
or when having intercourse with a menstruating woman;
or during defective instruction, oblations, offerings, or auspicious rites;
or upon the breach of vows, celibacy, or religious observances;
or during a great battle;
or during the destruction of a country, town, or family;
or at the conjunction of a major planet;
or at the time of a woman giving birth;
or upon contact with various impure beings;
or during vomiting, purgation, or hemorrhage;
or when entering a caitya or temple while impure or unprepared;
or when contaminated with meat, honey, jaggery, sesame, or alcohol;
or when unclothed;
or when going out at night to a city crossroad, garden, or cremation ground;
or upon offending brāhmaṇas, teachers, gods, ascetics, or venerable persons.