Calystegia

A spurious kind is prepared from _Calystegia (Convolvulus) sepium_, a native of Australia, and several plants of the Asclepiadacæ order.

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. P. L. Simmonds

Hover Fly (Episyrphus balteatus) on Hedge Bindweed (Calystegia sepium)

Seeds Aside 2009