Plant Exploited Two Pollinators via Deception
A vine found in Thailand uses mimicry to lure wasps and flies, employing dual strategies to ensure pollination.
Updated on Oct. 10, 2026 in Botany
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Does the discovery of dual-pollination strategies change how you view natural complexity in your local environment?
Between 2018 and 2023, researchers observed the plant Heterostemma ficoides, first described in 2019, utilizing deceptive tactics to attract specific insects for reproduction. The plant integrates two distinct pollination strategies by mimicking the scent and appearance of figs to exploit both wasps and flies.
Why it matters
The plant leverages contrasting strategies to target two insect species, highlighting a specialized evolutionary mechanism for survival in specific forest environments. This dual-pollinator approach ensures reproductive success through mimicry rather than traditional nectar rewards.
The flowers, which measure 1.4 to 1.9 centimeters in diameter, emit a signature of 22 scent compounds to mimic fig anatomy. Observations from 2,100 hours of filming showed that while 80 percent of wasps crawled out without pollinating, flies successfully deposited pollen packets on their mouthparts.
The players
Heterostemma ficoides
A vine species native to Thailand that employs floral mimicry to secure pollination.
Chulalongkorn University
A Bangkok-based institution that conducted the research on plant-pollinator interactions.
The details
The Heterostemma ficoides vine uses chemical cues and a star-shaped entrance hole measuring 0.3 centimeters to lure insects. While wasps enter the flower and find no place to lay eggs, flies use the structure as a nursery for their larvae, which hatch within one day. Pollination occurs incidentally as flies transport pollen packets between flowers, a process that results in only 1 to 10 percent of total pollination efficiency.
Timeline
Fieldwork and observation of flowering seasons occurred between 2018 and 2023.
The plant was first described by scientists in 2019.
The Tech Race
This study follows a pattern set by the New Phytologist research program into deceptive plant-pollinator signaling systems. The research underscores a sophisticated evolutionary trajectory where plants compete for limited pollinator attention by mimicking established food sources.
This research is currently focused on natural forest environments in Thailand, including sites in Chiang Mai and Bangkok. There are no commercial applications for this finding as it relates to fundamental biological studies of wild plant-insect interactions.
The takeaway
The study confirms that some plants survive by perfectly mimicking the chemical and structural profiles of their host's preferred habitats. Future research will aim to determine if these insects can eventually discern the difference between the vine and a true fig.
Further reading
Learn more about plant reproductive strategies in our Botany section.
Source note: This article includes information reported by Earth.
Live Poll
Does the discovery of dual-pollination strategies change how you view natural complexity in your local environment?
