Flavonoid glycosides from the nectar of Lindl.

The nectar of Lindl. contains sugar, amino acids and other nutritional components, suggesting that it could be developed for food and food additives. To understand the effects of the nectar on human health, we investigated its chemical constituents.

[A study on chilling injury in medicinal plants region of South China Botanical Garden].

From late January to early February in 2008, Guangzhou suffered from the cold and humid rainy for 20 days, and the daily mean temperature was under 10 degrees C. In 794 species of medicinal plants in South China Botanical Garden, 78 species (9.8%) suffered from chilling injury.