vs Clover Cutworm

Clavaria krieglsteineri compared with Anarta trifolii

Key Differences

is Data Deficient while Clover Cutworm is Least Concern.

Taxonomic Classification

Rank		Clover Cutworm
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Basidiomycota (Club Fungi)	Arthropoda (Arthropods)
Class	Agaricomycetes (Mushrooms)	Insecta (Insects)
Order	Agaricales (Gilled Mushrooms)	Lepidoptera (Butterflies & Moths)
Family	Clavariaceae	Noctuidae
Genus	Clavaria	Anarta
Species	Clavaria krieglsteineri	Anarta trifolii

Conservation Status

DD — Data Deficient

Clover Cutworm

LC — Least Concern

Physical Characteristics

Attribute		Clover Cutworm
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Habitat

Typically found in forest floors, decomposing wood, and soil ecosystems.

Range

Distributed across Belgium and Denmark.

Clover Cutworm

Habitat

Inhabits tropical and subtropical dry broadleaf forests and deserts and xeric shrublands within the Afrotropic biogeographic realm.

Range

Widely distributed across Africa (Cabo Verde), Asia (Yemen), Europe (4 countries), and North America (Canada, United States).

Clavaria krieglsteineri is a rare club fungus in the family Clavariaceae, described from central European specimens and named in honor of mycologist G.J. Krieglsteiner. Like other members of the genus Clavaria, it produces simple, slender, unbranched to sparingly forked fruiting bodies, typically pale in coloration, emerging from soil in grassland or lightly wooded habitats. The morphology of Clavaria species can be difficult to distinguish without microscopic examination of spore size, shape, and basidia characters, and molecular phylogenetics has significantly reorganized the genus in recent decades. Clavaria krieglsteineri inhabits unimproved grasslands and semi-natural meadows in central Europe, ecosystems that have declined steeply under agricultural pressure. These grassland coral fungi are sensitive indicators of long-undisturbed soils and are frequently used in national biodiversity assessments as markers of ecologically valuable meadowland. The species is saprotrophic, recycling nutrients from decaying organic matter in shallow soils. Fruiting typically occurs in late summer through autumn, contingent on adequate soil moisture. As with many specialist grassland fungi, Clavaria krieglsteineri faces threats from fertilizer application, ploughing, and the conversion of ancient meadows to arable land or improved pasture. The species is listed on regional red lists in parts of central Europe and is considered rare in the localities where it has been documented.

Clover Cutworm

The clover cutworm (Anarta trifolii) is a noctuid moth in the family Noctuidae, order Lepidoptera, with a wide distribution spanning Europe, Asia, Africa, and North America. The species has a characteristic cutworm larva that severs plant stems near the soil surface or feeds on leaves and developing seeds, causing significant damage to crops. Primary host plants include clover (Trifolium), alfalfa, beet, and various other broadleaf crops and weeds, making A. trifolii an agricultural pest of moderate to significant importance in affected regions. Adults are brownish-grey moths with subtle wing patterns typical of the noctuidae family, and like most noctuids, they are nocturnal and attracted to light sources. The species is highly mobile, with adults capable of long-distance migration that enables rapid colonization of new agricultural areas. A. trifolii inhabits a broad range of open habitats including agricultural fields, meadows, steppes, and disturbed grasslands across its extensive range. Its polyphagous larval diet and migratory adult behavior contribute to its wide geographic range spanning multiple continents. In Europe, it is found from the Mediterranean to Scandinavia; in North America it occurs in both Canada and the United States. A. trifolii is classified as Least Concern on the IUCN Red List, with populations considered stable and the species benefiting from the widespread availability of agricultural host plants. Natural enemies include parasitoid wasps and tachinid flies, along with pathogens including nuclear polyhedrosis viruses used in biological control.