Background: Tenuigenin (TEN), a natural product from the Chinese herb Polygala
tenuifolia root, has been reported to improve cognitive function and exhibits neuroprotective effects in pharmacological studies of the central nervous system.
We have a threesome of large shrubs at the bottom of the garden -- Echium webbii, Viburnum tinus and Polygala
myrtifolia -- all of which are great plants for pollinators, but which one was smothered in bees and Red Admiral butterflies?
At home, they perused field guides, on a quest to identify their discovery: fringed polygala
, a native bloom they would notice often on subsequent hikes.
Coronilla varia, Polygala
maior, Gentiana cruciata) and tall forbs (Centaurea scabiosa, Peucedanum cervaria) and scattered scrubs.
An example of a new species he collected on this expedition is Polygala
wilsonii Small (Polygolaceae): http://sweetgum.
Acalypha wilkesiana, Acanthopanax gracilistylus, Allium sativum, Ananus comosus, Cissampelos sympodialis, Coriolus versicolor, Curcuma longa, Echinacea purpurea, Grifola frondosa, Harpagophytum procumbens, Panax ginseng, Polygala
tenuifolia, Poria cocos, Silybum marianum, Smilax glabra, Tinospora cordifolia, Uncaria tomentosa, and Withania somnifera demonstrate modulation of multiple cytokines.
Ayurvedic and Chinese herbs include Bacopa monniera, Centella asiatica, Codonopsis pilosula, Biota orientalis and Polygala
Milk-vetch root, sage root, peony root, lovage rhizome, Chinese angelica root, Safflower, Peach, Polygala
root, Sweet flag rhizome
X Grant POLYGALACEAE (Milkwort Family) Polygala
Less common potential increasers with fire in this region include Aletris aurea, Aureolaria pectinata, Eryngium yuccifolium, Eurybia hemispherica, Gentiana villosa, Gratiola pilosa, Helianthus silphioides, Liatris squarrulosa, Matelea carolinensis, Phlox pilosa, Piptochaetium avenaceum, Polygala
cruciata, Pogonia ophioglossoides, Sabatia campanulata, Silphium integrifolium and Xyris jupicai (Denley et al.
Reinioside C, a triterpene saponin of Polygala
aureocauda Dunn exerts hypolipidemic effect on hyperlipidemic mice.
tenuifolia is a traditional herb used for many centuries in Chinese medicine for cognitive difficulties.