Oldenlandia (白花蛇舌草)
Basics
- Latin name：Hedyotis diffusa
- Common names：Spreading hedyotis, snake-tongue grass
- Nature：Slightly bitter–sweet, cold
- Part used：Whole herb
Uses
- Clears heat and resolves toxicity
- Promotes urination and unbinds lin (heat lin, burning scant urine)
- Sores, swellings, sore throat (syndrome differentiation required)
Harvest & storage
Harvest aerial parts in summer–autumn; wash and dry. Use modest doses for tea; avoid prolonged daily use.
How to identify
Slender herb with opposite leaves; commercial canned “Laoshan snake-grass water” is a drink, not a medicine.