A flap of leaf tissue that covers the sorus in ferns, not a true indusium but performing a similar protective…

Vein-like markings on leaves that do not correspond to actual vascular bundles.

A taxonomic rank in botanical classification above genus and below order, grouping related plant genera.

Broad and spreading like a fan, typically referring to leaves or flower clusters.

A horticultural method of training plants, especially fruit trees, with branches spread out in a fan shape for space or…

A powdery or mealy substance, such as the whitish coating on the leaves of some plants.

Containing or resembling flour or starch; often used to describe starchy roots or seeds.

Covered with a flour-like or mealy substance.

Abnormally flattened or ribbon-like, usually due to fasciation, a mutation in growth pattern.

A growth abnormality where plant stems or flowers become flattened, crested, or elaborately contorted.