colewort

“Collards is a corruption of colewort — colewort is any non-heading cabbage,” said Dr. Harris, the author of “High on the Hog: A Culinary Journey From Africa to America.”

From New York Times ● Dec. 24, 2021

In these beds, along with the tobacco, they generally sow kale, colewort, and cabbage seed, &c., at the same time.

From The Commercial Products of the Vegetable Kingdom Considered in Their Various Uses to Man and in Their Relation to the Arts and Manufactures; Forming a Practical Treatise & Handbook of Reference for the Colonist, Manufacturer, Merchant, and Consumer, on the Cultivation, Preparation for Shipment, and Commercial Value, &c. of the Various Substances Obtained From Trees and Plants, Entering into the Husbandry of Tropical and Sub-tropical Regions, &c. by P. L. Simmonds

As the Thebans swore by Osiris, the Ionians by the cabbage and the colewort, so also in Athens Minerva formed the staple of the national oaths.

From A Cursory History of Swearing by Julian Sharman

Then upon thyme and tansy think, On fields of sainfoin, ruddy pink, On dells deep down and rocks upreared, On lad's-love and on old-man's-beard, On spearmint and on silver sages, On colewort and on saxifrages!

From Punch, or the London Charivari, Vol. 146, February 4, 1914 by Sir Owen Seaman

All the varieties of the colewort tribe, including cabbage, cauliflower, brussels-sprouts, broccoli, and curly greens, have been celebrated from very ancient times for their curative virtues in pulmonary complaints.

From Food Remedies Facts About Foods And Their Medicinal Uses by Florence Daniel