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The species name refers to the fragrant flowers, while the English name derives from a perceived resemblance of the stem to a corn (Zea mays) stalk. Synonyms include Aletris fragrans L. (basionym), Cordyline fragrans (L.) Planch., Pleomele fragrans (L.) Salisb., Sansevieria fragrans (L.) Jacq., Dracaena deremensis Engl., Dracaena smithii Hook.f ...
Those of economic importance include diseases of the leaf, smuts such as corn smut, ear rots and stalk rots. [86] Northern corn leaf blight damages maize throughout its range, whereas banded leaf and sheath blight is a problem in Asia. [87] [88] Some fungal diseases of maize produce potentially dangerous mycotoxins such as aflatoxin. [60]
Zea species are used as food plants by the larvae (caterpillars) of some Lepidopteran species including (in the Americas) the fall armyworm (Spodoptera frugiperda), the corn earworm (Helicoverpa zea), and the stem borers Diatraea and Chilo; in the Old World, it is attacked by the double-striped pug, the cutworms heart and club and heart and ...
Veronica arvensis, common names: wall speedwell, [1]: 592 corn speedwell, common speedwell, rock speedwell, [2] field speedwell, [3] is an annual flowering plant in the plantain family Plantaginaceae. The species is native to Europe and a common weed in gardens, pastures, waste places, and cultivated land.
While corn and lettuce are shown to be great hosts, tomatoes are less beneficial, and broccoli and cantaloupe are poor hosts. [31] Corn and sorghum are most favored by corn earworms. [31] Various signs reveal the presence of these moths. [32] Young maize crops have holes in their leaves, following whorl-feeding on the apical leaf. [32]
Conopholis americana, the American cancer-root, bumeh or bear corn, is a perennial, [3] non-photosynthesizing (or "achlorophyllous") parasitic plant. It is from the family Orobanchaceae and more recently from the genus Conopholis but also listed as Orobanche , native but not endemic to North America .
Agrostemma githago, the common corn-cockle (also written "corncockle"), is a herbaceous annual flowering plant a member of Caryophyllaceae, also called the pink family or the carnation family of plants. The name of this genus is derived from Greek: agros (αργοσ) “field” and stemma (στέμμα) “garland, crown."
Corn grey leaf spot can be an extremely devastating disease as potential yield losses range from 5 to 40 US bushels per acre (440 to 3,480 L/ha). At higher disease levels, even greater losses can result. When a corn plant's ability to store and produce carbohydrates (glucose) in the grain is diminished, yield losses take place.