Heen Bovitiya vs Bim Kohomba: Two Ceylon Botanicals Buyers Confuse

Key takeaways

• Heen Bovitiya (Osbeckia octandra) is Least Concern on Sri Lanka’s national Red List and sourceable at volume. Bim Kohomba (Munronia pinnata) is Endangered, with wild stock documented as depleted.
• Both botanicals have named, published substitutes. Specify powder microscopy and a TLC fingerprint on the RFQ, because organoleptic identification is not an authentication method.
• Sri Lanka’s Export Development Board requires medicinal plants for export to come from own cultivation or controlled out-grower systems, not wild collection.

Buyer’s snapshot

• These two Sri Lankan botanicals sit at opposite ends of the sourcing risk curve. Osbeckia octandra (Heen Bovitiya) is classed Least Concern on Sri Lanka’s national Red List. Munronia pinnata (Bim Kohomba) is classed Endangered, and its wild stock was already documented as depleted in the Journal of the National Science Foundation of Sri Lanka (2007).
• A 2013 paper in the World Journal of Agricultural Research exists for one reason: to give laboratories a way to tell Bim Kohomba apart from the plant routinely sold in its place.
• Sri Lanka’s Export Development Board states that medicinal plants for export must come from own cultivation or controlled out-grower systems, not wild collection (Sri Lanka EDB, retrieved 2026).
• Silk Foods Ceylon (SFC) mills Heenbovitiya powder on a herb and spice line running 100 to 200 kg per hour, with a first-order MOQ of 50 kg per SKU. Bim Kohomba is not a Silk Route Ventures (SRV) catalogue item, and the comparison table below explains why.
• Go straight to the comparison table if you are drafting an RFQ this week.

Two botanicals, two Sinhala names, and a procurement problem that shows up on the COA rather than in the quote. Buyers sourcing Sri Lankan herbal raw material routinely treat Heen Bovitiya and Bim Kohomba as near-interchangeable liver and inflammation botanicals. They are not related. They belong to different families, they carry different evidence, and one of them is Endangered nationally while the other grows on paddy bunds. The confusion is not academic: it decides whether a 500 kg annual programme is deliverable or fictional. This post is the two-way comparison, and it sits inside the wider guide to sourcing functional herbs and Ayurvedic botanicals from Sri Lanka.

Which species is which?

Heen Bovitiya is Osbeckia octandra (L.) DC., family Melastomataceae, native to Sri Lanka. Bim Kohomba, also written Bin Kohomba, is Munronia pinnata (Wall.) W.Theob., family Meliaceae, distributed from India through to Java and the Lesser Sunda Islands. The two plants share no botanical relationship. They share a market, a set of traditional liver and fever indications, and a vernacular naming system that carries more ambiguity than a Latin binomial does.

One correction worth making before it reaches a spec sheet. Several Sri Lankan sources describe Munronia pinnata as endemic to Sri Lanka. Kew’s Plants of the World Online gives its native range as India to South China, Peninsular Malaysia, and Java to the Lesser Sunda Islands. Osbeckia octandra is the endemic one of the pair. Getting that backwards changes the provenance story a buyer tells downstream, so it belongs in the correction column, not the footnotes.

Heen Bovitiya vs Bim Kohomba: the sourcing comparison

The table below is the decision, compressed. Conservation status and cultivation maturity matter more here than phytochemistry, because they determine whether a repeatable commercial volume exists at all.

Parameter	Heen Bovitiya	Bim Kohomba
Botanical name	Osbeckia octandra (L.) DC.	Munronia pinnata (Wall.) W.Theob.
Family	Melastomataceae	Meliaceae
Endemic to Sri Lanka	Yes	No (India to Java)
Sri Lanka national Red List	Least Concern	Endangered
Part of commerce	Leaf, or leaf with young stem	Whole plant
Wild-harvest pressure	Low, common in disturbed and edge habitat	High, wild stock documented as depleted
Commercial cultivation	Established	Not established at scale
Named marker compounds	No single accepted marker	Prieurianin-type limonoids (munropins, munronins)
Documented substitutes	Osbeckia aspera, Melastoma malabathricum	Andrographis paniculata, Swertia chirata
Reported unit price	Commodity level	Roughly USD 50 to 110 per kg (2021 review)
Realistic volume programme	Yes	Treat as constrained
SRV catalogue item	Yes, milled powder and capsules	No

Why do buyers confuse these two botanicals?

Vernacular names in Sinhala group plants by sensory and use characteristics rather than by taxonomy. That system works inside a traditional practice and breaks at a port. Four separate confusion axes run through these two materials, and three of them have published documentation behind them.

The first is the neem problem. Kohomba on its own means Azadirachta indica, neem, which shares the family Meliaceae with Munronia pinnata. Bim Kohomba translates roughly as ground neem. A spec line that reads only “Kohomba” is ambiguous between a 15 to 30 metre tree that grows almost everywhere and a rare ground herb trading near USD 100 per kg. The price gap is the substitution incentive, which is why a neem and margosa powder spec also has to name its species explicitly.

The second axis is narrower and more dangerous. Andrographis paniculata carries the Sinhala name Heen Binkohomba, one word away from Bin Kohomba. In 2013, Dharmadasa and colleagues published a comparative pharmacognostic evaluation of Munronia pinnata and, in the paper’s own title, “its substitute” Andrographis paniculata, in the World Journal of Agricultural Research. The study built morphological, anatomical, powder microscopic, and physicochemical standards specifically so a laboratory could separate the two. Powder microscopy is the useful part for a buyer, because it still works after the material has been milled.

Third, on the Heen Bovitiya side, Bovitiya is itself a shared root. A 2022 study in the Asian Journal of Research in Botany evaluated Osbeckia octandra against its adulterants in Sri Lanka and named two: Osbeckia aspera and Melastoma malabathricum. The authors attributed the adulteration to vernacular name confusion, weak morphological identification, and pressure to keep raw material flowing. Thin-layer chromatography of ethanol extracts separated Melastoma malabathricum from the two Osbeckia species.

Fourth, Munronia pinnata is documented as a stand-in for Swertia chirata, which is not available in Sri Lanka. Substitution here is culturally sanctioned rather than covert, which is precisely what makes it hard to detect in a commercial transaction: nobody upstream believes they are doing anything wrong.

There is a detail in the second axis that reframes the whole category. Andrographis paniculata, the plant published as the substitute for Bim Kohomba, is itself classed Critically Endangered in Sri Lanka. A buyer chasing a constrained Endangered botanical can end up quoted a substitute that is rarer still, at a price that looks like a win. Roughly 3,087 flowering plant species were assessed for Sri Lanka’s National Red List 2020, and both plants sit inside that assessment. When a quote for a conservation-constrained herb comes back fast and cheap, the quote is the finding.

Can you actually buy Bim Kohomba at volume?

Short answer: not reliably, and a supplier who says otherwise without paperwork is worth a second look. Munronia pinnata has three supply problems stacked on top of each other, and none of them is solved by paying more.

Wild stock is depleted. Researchers at the Journal of the National Science Foundation of Sri Lanka wrote in 2007 that over-exploitation and low seed germination had made ex situ conservation methods necessary, and they developed an in vitro propagation route in response. Seed propagation remains too slow for demand because viability span is short and germination rates are low. Cultivation exists in research settings rather than at commercial scale.

Then there is the export rule. The Sri Lanka Export Development Board states that the Department of Forest and the Department of Ayurveda have imposed regulations to prevent the export of wild collections, and that medicinal plants for export should be sourced from own cultivation or controlled out-grower or community grower systems. For a plant with no established commercial cultivation, that rule and the available supply point in opposite directions. Any Bim Kohomba offer should be accompanied by a written declaration of cultivated or out-grower origin.

The third problem is inside the species. Sri Lankan populations of Munronia pinnata include at least four ecotypes distinguished by leaflet count, and they differ chemically as well as morphologically. The three-leaflet ecotype showed the highest polyphenol content and the strongest antioxidant activity, at an IC50 of 22.02 micrograms per millilitre, against 53.67 for the seven-leaflet form and 75.08 for the nine-leaflet form. A COA that names the species is therefore still incomplete. Provenance and ecotype are material variables, not preferences.

Where SRV walks away

Silk Route Ventures does not list Bim Kohomba as a catalogue SKU, and will not quote a recurring tonnage programme on it. The conservation status, the absence of commercial cultivation, and the export rule on wild collection do not combine into a supply chain that can be audited or repeated. Buyers who need this specific botanical are better served by a research-quantity purchase with a botanically authenticated voucher specimen than by a volume contract that nobody can honour twice. Heen Bovitiya, by contrast, is a normal sourcing problem with a normal answer.

What does the published evidence actually show?

Both plants carry preclinical evidence only. There is no human clinical trial for either species, and a 2021 review in the International Journal of Herbal Medicine noted in its own discussion that the lack of human trials has compromised what is known about tolerability and effectiveness for Munronia pinnata, and that studies generally did not report how the plant material was authenticated.

For Heen Bovitiya, the documented work is liver-first. A 2021 study in Molecules reported anti-fibrotic and anti-angiogenic activity in a thioacetamide-induced rat liver cirrhosis model, and a 1995 paper in the Journal of Ethnopharmacology reported hepatoprotective activity in damaged hepatocytes. A 2025 study in BMC Complementary Medicine and Therapies placed it in a high-fat-diet liver disease model. The full claim-line analysis sits in the dedicated Heenbovitiya powder spec for inflammation-claim SKUs.

For Bim Kohomba, the more interesting fact for a formulator is that a genuine marker class exists. Prieurianin-type limonoids, the munropins and munronins, were characterised in Tetrahedron in 2019, with further members reported in 2026. Napagoda and colleagues reported dual inhibition of 5-LO and mPGES-1 in the Journal of Ethnopharmacology in 2014, with an n-hexane extract IC50 of 8.7 micrograms per millilitre against 5-LO and 1.0 against mPGES-1. A named marker class makes standardisation technically possible, which is exactly what makes the supply constraint frustrating rather than academic.

How should authentication appear on the RFQ?

Organoleptic identification is not an authentication method, and it is what most botanical RFQs implicitly accept. Both of these materials have published, validated separation methods, which means a buyer can specify one by name rather than asking a supplier to promise correctness.

Buyer’s checklist: authentication clauses

1. Full Latin binomial with author, written out: Osbeckia octandra (L.) DC. or Munronia pinnata (Wall.) W.Theob.
2. Powder microscopy against an authenticated reference, which survives milling and is the method published for separating Munronia pinnata from Andrographis paniculata
3. TLC or HPTLC fingerprint against an authenticated reference, the method published for separating Osbeckia octandra from Osbeckia aspera and Melastoma malabathricum
4. DNA barcoding for high-value lots, specified as a development item rather than a routine test, since no published barcode exists for either species
5. Part of plant stated: leaf, or leaf with young stem, for Heen Bovitiya, and whole plant for Bim Kohomba
6. District of origin, plus leaflet-count ecotype for Munronia pinnata
7. Written declaration of cultivated or controlled out-grower origin rather than wild collection
8. A retained, botanically authenticated voucher specimen with a herbarium deposit number

The contaminant panel runs alongside this in the usual way: heavy metals, microbiology, moisture, total ash, acid-insoluble ash, and a pesticide screen. One trap is worth naming. For EU-bound goods, the maximum levels in Commission Regulation (EU) 2023/915 apply to the ready-to-use supplement rather than to the raw material, so a raw-material limit has to be set tighter to leave headroom for the finished dose. The mechanics of reading that documentation are covered in the guide to per-lot heavy metal and pesticide testing, and the broader structure of a botanical specification in the standardised botanical extract RFQ checklist.

What is the regulatory position in the US and EU?

Neither species has an obvious route to a food supplement label in either market, and a buyer should price that work in from the start rather than discovering it at launch.

In the United States, both are almost certainly New Dietary Ingredients, since neither has a visible record of marketing in a US dietary supplement before 15 October 1994. The FDA is explicit that no authoritative list of pre-1994 ingredients exists, so the documentation burden sits with the manufacturer, and a notification is due at least 75 days before introduction into interstate commerce. No NDI notification and no GRAS notice was found for either species. Heen Bovitiya leaf powder and capsules are nonetheless already retailing into the US through online marketplaces, which tells a buyer that the grey trade is ahead of the paperwork.

In the European Union, no entry for either genus was found in the EU Novel Food status catalogue. That absence is not clearance. The Commission describes the catalogue as a non-binding and non-exhaustive orientation tool, and under Regulation (EU) 2015/2283 a food is novel unless significant human consumption within the EU before 15 May 1997 can be demonstrated, with the burden on the food business operator. The practical read for both botanicals is to assume no demonstrated pre-1997 EU food history, and to route accordingly. The certification layer underneath all of this is covered in the walkthrough of FSSC 22000 V6 scope and audit pack.

Frequently asked questions

Are Heen Bovitiya and Bim Kohomba the same plant?

No. Heen Bovitiya is Osbeckia octandra, family Melastomataceae, native to Sri Lanka. Bim Kohomba is Munronia pinnata, family Meliaceae, distributed from India to Java. They share traditional liver and fever indications and a confusable vernacular naming pattern, but no botanical relationship and no shared marker compound.

Is Bim Kohomba endangered, and can it be exported?

Munronia pinnata is classed Endangered on Sri Lanka’s national Red List, and researchers documented its wild stock as depleted in 2007. The Sri Lanka Export Development Board requires medicinal plants for export to come from own cultivation or controlled out-grower systems rather than wild collection, so any offer should carry a written cultivated-origin declaration.

What authentication method should I specify for a milled botanical powder?

Specify powder microscopy against an authenticated reference, plus a TLC or HPTLC fingerprint. Both are published for these species and both survive milling, unlike whole-plant morphology. Add DNA barcoding as a development item for high-value lots, and require a retained voucher specimen with a herbarium deposit number.

Does SRV supply bulk Heen Bovitiya powder, and at what MOQ?

Yes. Silk Foods Ceylon mills Heenbovitiya powder on a herb and spice line running 100 to 200 kg per hour, roughly 1 to 2 MT per day. The first-order MOQ is 50 kg per SKU, with volume tiers at 500 kg, 1,000 kg, and 2,500 kg. Samples dispatch by international courier in 3 to 5 business days.

Can SRV develop a custom capsule formulation using Ceylon herbal botanicals?

Yes. The SRV R&D and NPD team develops custom blends in-house, and private-label capsule MOQ is 180 bottles on a single shift. Formulation work typically adds 2 to 4 weeks upfront, with production lead time of 2 to 3 weeks from purchase order to dispatch.

How Silk Route Ventures can help

Silk Route Ventures (SRV) supplies bulk Ceylon herbal powders, including Heenbovitiya, gotukola, ashwagandha, moringa, triphala, and margosa, to wellness and nutraceutical brands globally, and manufactures private-label capsules through the Silk Foods Ceylon (SFC) facility in Matale, 1 km from Nalanda Gedige. The site runs cellular manufacturing across a 10,000 sq ft processing floor and more than 400 product variants, under BRCGS and FSSC 22000 V6, with USDA Organic and EU Organic on the relevant SKUs. Bulk raw material MOQ is 50 kg per SKU, capsule MOQ is 180 bottles per single shift, and a COA is issued on every batch with traceability up to farm. For brands building a new botanical SKU, the R&D and NPD team develops custom blends in-house. Contact us to request a formulation consultation or a sample. Certifications, MOQs and lead times are listed on our Ayurvedic herbs from Sri Lanka.

Sources

1. Plants of the World Online, Royal Botanic Gardens Kew, Munronia pinnata native range. https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:941642-1 (retrieved 21 September 2026)
2. Dharmadasa R.M. et al., “Comparative Pharmacognostic Evaluation of Munronia pinnata (Wall.) Theob. (Meliaceae) and Its Substitute Andrographis paniculata (Burm.f.) Wall. Ex Nees (Acanthaceae),” World Journal of Agricultural Research, 2013, 1(5):77-81. http://pubs.sciepub.com/wjar/1/5/1/index.html (retrieved 21 September 2026)
3. Priyadarshan A.I.S. et al., “Evaluation of Morphological Characters and Phytochemical Properties of Osbeckia octandra (L.) with Available Adulteration Materials in Sri Lanka,” Asian Journal of Research in Botany, 2022. https://journalajrib.com/index.php/AJRIB/article/view/145 (retrieved 21 September 2026)
4. Senarath W.T.P.S.K. et al., “In vitro mass propagation and greenhouse establishment of Munronia pinnata (Wall) Theob.,” Journal of the National Science Foundation of Sri Lanka, 2007. https://jnsfsl.sljol.info/articles/10.4038/jnsfsr.v35i3.2017 (retrieved 21 September 2026)
5. Sri Lanka Export Development Board, Ayurvedic and Herbal Products overview. https://www.srilankabusiness.com/ayurvedic-and-herbal/overview.html (retrieved 21 September 2026)
6. The National Red List 2020: The Conservation Status of the Flora of Sri Lanka, Biodiversity Secretariat, Ministry of Environment, 2020. https://lk.chm-cbd.net/sites/lk/files/2022-06/The%20National%20Red%20List%202020-The%20Conservation%20Status%20of%20the%20Flora%20of%20Sri%20Lanka.pdf (retrieved 21 September 2026)
7. International Journal of Herbal Medicine, 2021, 9(4):85-89, review of Munronia pinnata. https://www.florajournal.com/archives/2021/vol9issue4/PartB/9-1-33-369.pdf (retrieved 21 September 2026)
8. Napagoda M. et al., Journal of Ethnopharmacology, 2014, 151(2):882-890. https://pubmed.ncbi.nlm.nih.gov/24315851/ (retrieved 21 September 2026)
9. European Commission, Novel food status catalogue. https://food.ec.europa.eu/food-safety/novel-food/novel-food-status-catalogue_en (retrieved 21 September 2026)
10. US Food and Drug Administration, New Dietary Ingredients in Dietary Supplements: Background for Industry. https://www.fda.gov/food/new-dietary-ingredient-ndi-notification-process/new-dietary-ingredients-dietary-supplements-background-industry (retrieved 21 September 2026)

Written by the Silk Route Ventures Trade Team. Silk Route Ventures (E-Silk Route Ventures (Pvt) Ltd) is a Sri Lankan B2B supply-chain operator for the Food, Beverage, Wellness, and Nutraceuticals sectors. The Silk Foods Ceylon manufacturing arm operates under BRCGS and FSSC 22000 V6. Questions or to request a sample: Contact us or email info@esilkroute.com.lk.