Cassia has a chemical called coumarin which could be toxic.    From Wordnik.com.  [GIANT CARAMEL CINNAMON ROLLS (FROM NO-KNEAD DOUGH!)] Reference

Dr. Hockman isolated a substance called coumarin from the leaves of gliricidia.    From Wordnik.com.  [8: Plant protection and pest control] Reference

The flowers contain "coumarin," and their volatile pollen impregnates the atmosphere in early summer.    From Wordnik.com.  [Herbal Simples Approved for Modern Uses of Cure] Reference

He found an anticoagulant called coumarin.    From Wordnik.com.  [Diffusion of Innovations] Reference

Sweet and almost coumarin like, despite all the thujone.    From Wordnik.com.  [La Bastide du Parfumeur] Reference

Exaggeration of everything green and coumarin I could fear.    From Wordnik.com.  [Gaucho’s Journey Part 5: Scouting the Grasslands] Reference

I believe coumarin thins the blood, surely it can't be that.    From Wordnik.com.  [At My Table] Reference

Ayala, why not Hay Absolute for the coumarin notes, rather than Tonka Bean?.    From Wordnik.com.  [Fougère, Coumarin and the Bittersweetness of Green] Reference

The Cinnamon that we get in the US is actually Cassia which has a high level of coumarin.    From Wordnik.com.  [Chai Cupcakes with Cinnamon-Honey Buttercream] Reference

Vetiver Tonka won my heart instantly with its fuzzy coumarin and toasted hazeluts warmth.    From Wordnik.com.  [Top 25 Contemporary Perfumes] Reference

But it's often made with coumarin, a toxic substance banned in food in the United States.    From Wordnik.com.  [This week in safety] Reference

SESHADRI, T.R. and SINGH, R. (1976b) Liqcoumarin, a novel coumarin from Glycyrrhiza glabra.    From Wordnik.com.  [Chapter 5] Reference

This time, the amber is cleverly concealed amongst heaps of dried hay and powdery coumarin.    From Wordnik.com.  [Yerbamate] Reference

In 1948, a chemical derivative of coumarin was found to be a particularly effective rat poison.    From Wordnik.com.  [Diffusion of Innovations] Reference

Many fougere fragrance play on the bitter-sweet aspect of the coumarin present in hay or liatrix.    From Wordnik.com.  [Archive 2009-03-01] Reference

A spokesman for the FDA says it considers coumarin a drug, and restaurants can't put a drug in food.    From Wordnik.com.  [Informed Reader] Reference

Bold and at the same time quirky and mysterious, this coumarin-rich mélange of bitter and green notes.    From Wordnik.com.  [Top 25 Contemporary Perfumes] Reference

The almond essence kind of mimics the coumarin notes of tonka which is really not good for consumption use.    From Wordnik.com.  [Hanami Perfume Launch @ Blunda Natural Botanical Perfume Exhibition #2] Reference

It is further deepened by deep cocoa and dark coumarin sweetness with a gourmand intensity that is more vanillic than hay-like.    From Wordnik.com.  [Brin de Réglisse] Reference

Galbanum is also a apparent, though more coumarin-like than the sharp green I am accustomed to find in this interesting resinoid.    From Wordnik.com.  [Archive 2007-03-01] Reference

It was also around the same time that the use of synthetic molecules commenced – first with coumarin, and a little later with vanillin.    From Wordnik.com.  [Archive 2007-11-01] Reference

It is soft and powdery and floral, it is deeply sweet and aromatic and coumarin or hay-like, it is woody and clean and even slightly musky.    From Wordnik.com.  [Archive 2006-06-01] Reference

Danncy vanilla, along with others, was named in an FDA alert as containing coumarin.    From Wordnik.com.  [Is Danncy Vanilla Safe???] Reference

Since 1954, coumarin has been banned from all food products sold in the United States.    From Wordnik.com.  [Medlogs - Recent stories] Reference

The U.S. tourist buying such a product has no way of knowing how much coumarin may be present.    From Wordnik.com.  [vainilla] Reference

It even contains a medicine (anti-bloating), the coumarin, that can be toxic if absorbed too much.    From Wordnik.com.  [absolutely green] Reference

Warfarin (aka coumadin) is a blood thinner, a version of coumarin, all of which are anti-coagulents.    From Wordnik.com.  [News] Reference

Some of the substances that appeared were benzyl salicylate, linalol, coumarin and hydroxycitronellal.    From Wordnik.com.  [EurekAlert! - Breaking News] Reference

(The name "Warfarin" comes from the Wisconsin Alumni Research Foundation - the "- arin" come from coumarin.).    From Wordnik.com.  [News] Reference

CYPXIXA3 clone PF26 clone PF3/46 coumarin 7-hydroxylase cytochrome P450-D2 DAH1 DAH2 debrisoquine 4-hydroxylase 587.    From Wordnik.com.  [Recently Uploaded Slideshows] Reference

Bruises are more common in people who are on treatment to prevent blood clots (warfarin, coumarin, heparin or aspirin).    From Wordnik.com. Reference

Percentage of total events that are positive for coumarin are also indicated in each plot. doi: 10.1371/journal. pone.0008143.g003.    From Wordnik.com.  [PLoS ONE Alerts: New Articles] Reference