Scentless mayweed
Tripleurospermum inodorum
Synonyms: Anthemis vulgaris, Tripleurospermum perforatum, Camomilla inodora, Pyrethrum inodorum, Pyrethrum elegans, Matricaria maritima var. agrestis, Matricaria elegans, Matricaria maritima var. inodora, Tripleurospermum maritimum var. pusillum, Chrysanthemum maritimum var. inodorum, Chamomilla inodora, Tripleurospermum bienne, Matricaria salina, Chrysanthemum inodorum, Matricaria inodora f. tubulosa, Tripleurospermum maritimum subsp. inodorum, Dibothrospermum agreste, Matricaria inodora var. pusilla, Dibothrospermum pusillum, Matricaria pumila, Tripleurospermum maritimum var. agreste, Matricaria inodora var. agrestis, Pyrethrum inodorum var. duplicatum, Chrysanthemum maritimum var. agreste, Matricaria inodora f. agrestis, Rhytidospermum inodorum, Matricaria inodora var. grandiflora, Matricaria inodora f. raii, Chamomilla praecox, Matricaria perforata, Trallesia matricarioides, Chamaemelum inodorum, Matricaria inodora f. biennis, Matricaria maritima subsp. inodora, Pyrethrum maritimum var. salinum
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Botanical Description
Tripleurospermum inodorum, the scentless mayweed (also called Matricaria perforata), is an erect, bushy annual or short-lived perennial herb of the daisy family, 15 to 80 cm tall, with smooth, branching stems. The leaves are alternate and finely divided two or three times into very narrow, thread-like, almost hairless segments, giving a feathery, fern-like appearance. The flower heads, borne singly on long stalks, resemble those of true chamomile, with white ray florets surrounding a domed yellow disc, but the plant is almost odourless when crushed and the receptacle is solid (not hollow), distinguishing it from the scented chamomiles. The fruit is a small ribbed achene marked with two dark oil glands. Native to Europe and temperate Asia and naturalized widely, scentless mayweed is a common weed of arable fields, roadsides, and disturbed ground.
Cultural & Historical Context
Traditional American Uses
None Documented
Chemistry & External Identifiers
Important Disclaimer
This information is for educational purposes only and is not intended to replace professional medical advice. Always consult a qualified healthcare provider before using any herbal remedy, especially if you are pregnant, nursing, or taking medications.