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Trillium grandiflorum in the foreground and the smaller Thalictrum thalictroides in the background are both spring ephemerals of North American deciduous forests. An ephemeral plant is a plant with a very short life cycle or very short period of active growth, often one that grows only during brief periods when conditions are favorable.
Pieris oleracea, or more commonly known as the mustard white, is a butterfly in the family Pieridae native to a large part of Canada and the northeastern United States. The nearly all-white butterfly is often found in wooded areas or open plains. There are two seasonal forms, which make it distinct from other similar species.
Corydalis solida, fumewort or bird-in-a-bush, [1] is a species of flowering plant in the family Papaveraceae, native to moist, shady habitats in northern Europe and Asia. Growing to 25 cm (10 in), it is a spring ephemeral, with foliage that appears in spring and dies down to its tuberous rootstock in summer.
It is an example of a spring ephemeral, a plant whose life-cycle is synchronised with that of the deciduous woodland which it favours. White trillium often occurs in dense drifts of many individuals. The G. Richard Thompson Wildlife Management Area in the Blue Ridge Mountains is renowned for an extensive stand of white trillium that blooms each ...
Pieris rapae is a small- to medium-sized butterfly species of the whites-and-yellows family Pieridae.It is known in Europe as the small white, in North America as the cabbage white or cabbage butterfly, [note 1] on several continents as the small cabbage white, and in New Zealand as the white butterfly. [2]
Siproeta stelenes (malachite) is a Neotropical brush-footed butterfly (family Nymphalidae). The malachite has large wings that are black and brilliant green or yellow-green on the upperside and light brown and olive green on the underside. It is named for the mineral malachite, which is similar in color to the bright green on the butterfly's ...
Pontia sisymbrii, the spring white, California white, or Colorado white, is a butterfly in the family Pieridae. It is found in mountainous areas of western Canada and the United States. [1] It is mostly white with small black markings; females may be yellowish.
Cilia white, with a brown basal band; tail black, tipped with white. Underside grey with a slight ochreous tinge, markings brownish. Forewing with a pair of bars across the middle of the cell, and a pair across the end, a pair in the disc, from near the costa to vein 3, continued a little inwards to the hinder margin in two pieces, all with ...