drawings of astragalus. hand drawn . latin name astragalus dasyanthus

flower vector plant nature herb astragalus natural floral botanical medicine herbal leaf illustration sketch medicinal organic isolated drawing meadow botany field petal background wild milkvetch black flora chinese medical eco blooming blossom garden food white alternative graphic summer hand drawn outline art vetch health ayurvedic healthy ingredient bio leaves drawings latin name dasyanthus astragalus illustration dasyanthus