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Corythucha elegans, the willow lace bug, is a bug species in the family Tingidae found on willows in North America. Rhabdophaga rosaria is a type of gall found on willows. Rust, caused by fungi of genus Melampsora, is known to damage leaves of willows, covering them with orange spots.
A leaf ( pl.: leaves) is a principal appendage of the stem of a vascular plant, [ 1] usually borne laterally aboveground and specialized for photosynthesis. Leaves are collectively called foliage, as in "autumn foliage", [ 2][ 3] while the leaves, stem, flower, and fruit collectively form the shoot system. [ 4]
Shoot (botany) In botany, a plant shoot consists of any plant stem together with its appendages like leaves, lateral buds, flowering stems, and flower buds. [ 1][ 2] The new growth from seed germination that grows upward is a shoot where leaves will develop. In the spring, perennial plant shoots are the new growth that grows from the ground in ...
Chamaenerion angustifolium. ( L.) Scop. Chamaenerion angustifolium is a perennial herbaceous flowering plant in the willowherb family Onagraceae. It is known in North America as fireweed and in the British Isles as rosebay willowherb. [ 1] It is also known by the synonyms Chamerion angustifolium and Epilobium angustifolium.
Leucospermum royenifolium is a spreading, somewhat upright to creeping shrub of about ½ m (1⅔ ft) high, that may form a dense mat of 1–3 m (3–10 ft) in diameter. . Its main, horizontal branches are woody near the base and covered in a layer of bark of 3–5 mm (0.12–0.20 in) th
Floral morphology. Diagram of flower parts. In botany, floral morphology is the study of the diversity of forms and structures presented by the flower, which, by definition, is a branch of limited growth that bears the modified leaves responsible for reproduction and protection of the gametes, called floral pieces. [ note 1] Fertile leaves or ...
Plant stem. This above-ground stem of Polygonum has lost its leaves, but is producing adventitious roots from the nodes. A stem is one of two main structural axes of a vascular plant, the other being the root. It supports leaves, flowers and fruits, transports water and dissolved substances between the roots and the shoots in the xylem and ...
Salix amygdaloides, the almond leaf willow or peach leaf willow, is a species of willow native to central North America east of the Cascade Range. [ 2] It can be found in southern Canada and the United States —from western British Columbia to Quebec, Idaho, Montana and Arizona to eastern Kentucky. [ 3] As of 2022, it is presumed extirpated ...