This-le, noun, widely distributed herbaceous plant of the daisy family, typically has prickly stems and leaves and rounded heads of purple flowers. There are more than 62 varieties of native thistles ...
They’re everywhere! What are those tall spiny plants with small fuzzy purple flowers growing up the stem, or larger round fuzzy flower heads at the top of their stems? Thistles. The ones with small ...
55.3 x 42.9 cm. (21.8 x 16.9 in.) ...
Two black swallowtail butterflies, Papilio polyxenes, drink nectar from Field Thistle at Heritage Park in Champaign. Griesbaum Griesbaum Two black swallowtail butterflies, Papilio polyxenes, drink ...
Creeping thistle (Cirsium arvense) and spear thistle (Cirsium vulgare) are two of just five weeds labelled “injurious” under The Weeds Act 1959. Both are strong spreaders and competitors which invade ...
IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. NMNH - Botany Dept.
Some results have been hidden because they may be inaccessible to you
Show inaccessible results