Ascochyta compositarum Davis 1909

have host

• Global Biotic Interactions: Eupatorium purpureum
• Global Biotic Interactions: Ageratina altissima (L.) R. King & H. Rob. (white snakeroot)
• Global Biotic Interactions: Solidago flexicaulis L. (Broad-leaved goldenrod)
• Global Biotic Interactions: Symphyotrichum lateriflorum (L.) A. Löve & D. Löve (calico aster)
• Global Biotic Interactions: Helianthus strumosus L. (Pale-Leaf Woodland Sunflower)
• Global Biotic Interactions: Helianthus strumosus L. (Pale-Leaf Woodland Sunflower)
• Global Biotic Interactions: Eupatorium purpureum
• Global Biotic Interactions: Ageratina altissima (L.) R. King & H. Rob. (white snakeroot)
• Global Biotic Interactions: Prenanthes racemosa
• Global Biotic Interactions: Arnoglossum muehlenbergii (Sch. Bip.) H. Rob.
• Global Biotic Interactions: Ratibida pinnata (Vent.) Barnh. (pinnate prairie coneflower)
• Global Biotic Interactions: Eupatorium purpureum
• Global Biotic Interactions: Ageratina altissima (L.) R. King & H. Rob. (white snakeroot)
• Global Biotic Interactions: Ribes uva-crispa var. sativum DC. (European gooseberry)
• Global Biotic Interactions: Symphyotrichum cordifolium (L.) G. L. Nesom (common blue wood aster)
• Global Biotic Interactions: Rudbeckia laciniata L. (cutleaf coneflower)
• Global Biotic Interactions: Silphium perfoliatum L. (cup plant)
• Global Biotic Interactions: Ageratina altissima (L.) R. King & H. Rob. (white snakeroot)
• Global Biotic Interactions: Eupatorium purpureum
• Global Biotic Interactions: Helianthus pauciflorus subsp. subrhomboideus (Rydb.) O. Spring & E. E. Schilling (stiff sunflower)
• Global Biotic Interactions: Solidago ulmifolia Muhl. ex Willd. (elmleaf goldenrod)
• Global Biotic Interactions: Helianthus tuberosus L. (Jerusalem artichoke)
• Global Biotic Interactions: Eupatorium perfoliatum L. (common boneset)
• Global Biotic Interactions: Symphyotrichum prenanthoides (Muhl. ex Willd.) G. L. Nesom (crookedstem aster)
• Global Biotic Interactions: Eupatorium purpureum
• Global Biotic Interactions: Symphyotrichum shortii (Lindl.) G. L. Nesom (Short's aster)
• Global Biotic Interactions: Senecio aureus
• Global Biotic Interactions: Heliopsis helianthoides (L.) Sw. (smooth oxeye)
• Global Biotic Interactions: Eupatorium purpureum
• Global Biotic Interactions: Cronquistianthus bulliferus (S. F. Blake) King & H. Rob.
• Global Biotic Interactions: Parthenium integrifolium L. (American feverfew)
• Global Biotic Interactions: Erechtites hieracifolia
• Global Biotic Interactions: Heliopsis helianthoides var. scabra (Dunal) Fern. (smooth oxeye)
• Global Biotic Interactions: Eurybia schreberi (Nees) Nees (Schreber's aster)
• Global Biotic Interactions: Eupatorium purpureum
• Global Biotic Interactions: Ambrosia trifida L. (great ragweed)
• Global Biotic Interactions: Helianthus annuus L. (common sunflower)
• Global Biotic Interactions: Solidago gigantea Ait. (giant goldenrod)
• Global Biotic Interactions: Ageratina altissima (L.) R. King & H. Rob. (white snakeroot)
• Global Biotic Interactions: Helianthus strumosus L. (Pale-Leaf Woodland Sunflower)
• Global Biotic Interactions: Helenium autumnale L. (common sneezeweed)
• Global Biotic Interactions: Symphyotrichum oolentangiense (Riddell) G. L. Nesom (skyblue aster)
• Global Biotic Interactions: Echinacea purpurea (L.) Moench (eastern purple coneflower)
• Global Biotic Interactions: Eupatorium purpureum
• Global Biotic Interactions: Tithonia rotundifolia (P. Mill.) Blake (clavel de muerto)