Question 1

What is Pagiantha dichotoma used for in Ayurveda?

Accepted Answer

In Sri Lanka's Ayurvedic tradition, various parts of the plant — including bark, leaves, roots, and latex — have been used to address inflammatory conditions, skin disorders, and febrile illnesses. The plant's alkaloid content has drawn pharmacological interest as researchers seek to validate traditional uses through modern scientific methods.

Question 2

What family does Pagiantha dichotoma belong to?

Accepted Answer

Pagiantha dichotoma belongs to the Apocynaceae family, a large and diverse group of flowering plants found throughout the tropics. Many members of this family, including Pagiantha dichotoma, produce milky latex and contain complex alkaloid compounds.

Question 3

Is Pagiantha dichotoma the same as Tabernaemontana dichotoma?

Accepted Answer

Yes, Pagiantha dichotoma is treated as synonymous with Tabernaemontana dichotoma in some botanical literature. Modern taxonomic revisions placed the species under the genus Pagiantha, though older Ayurvedic and scientific texts may still reference it by its earlier name.

Question 4

Where does Pagiantha dichotoma grow in Sri Lanka?

Accepted Answer

The plant grows in lowland wet and intermediate zones across Sri Lanka, commonly found at forest edges, roadsides, and in village gardens. It thrives in humid tropical conditions at lower elevations and is sometimes cultivated specifically for medicinal use.

Question 5

What active compounds are found in Pagiantha dichotoma?

Accepted Answer

Phytochemical studies have identified indole alkaloids in this species and closely related Apocynaceae members. These compounds are associated with antimicrobial and anti-inflammatory activities, though comprehensive clinical research specific to Pagiantha dichotoma is still ongoing.

Question 6

How is Pagiantha dichotoma harvested and used traditionally?

Accepted Answer

Traditionally, bark and root extracts are prepared as decoctions or poultices, while leaves may be applied topically in certain remedies. Harvesting typically takes place from forest margins and home gardens, with the plant sometimes grown deliberately for household medicinal use.

Question 7

Can I see medicinal plants like Pagiantha dichotoma on a Sri Lanka tour?

Accepted Answer

Yes. Spice and herbal gardens near Kandy and Matale commonly feature native Ayurvedic plants and offer guided explanations of their traditional uses. Rainforest walks in areas such as Sinharaja or the Makandawa Rainforest can also include plant identification with knowledgeable local naturalists.