Skip Navigation
Return to Layout View | Home | A-Z Directory | my UMaine | MaineStreet | Campus Map | Calendar
Follow UMaine on Twitter | Join UMaine on Facebook | Watch UMaine on YouTube | Admissions | Parents & Family | Apply | Give Now | Emergency

UMaine Cooperative Extension: Insect Pests, Ticks & Plant Diseases

Site Navigation:

Plant Disease Images - Fir – Phyllosticta Needle Blight Pathogen 2

Phyllosticta sp.

Signs/Symptoms Images

Image Description: Print Friendly

Image Description: Pycnidia in needle- Vertical section

Image Description: Conidia

Image Description: Conidium showing mucilaginous sheath and apical appendage

Image Description: Vertical section of pycnidium- conidiogenesisVertical section of pycnidium - conidiogenesis

Image Description: Pycnidium in needle - Vertical section

Back to Plant Disease Images


University of Maine Cooperative Extension

Contact Information

UMaine Cooperative Extension: Insect Pests, Ticks & Plant Diseases
491 College Avenue
Orono, Maine 04473-1295
Phone: 207.581.3880, 800.287.0279 (in Maine) or 800.287.8957 (TDD)E-mail:
The University of Maine
Orono, Maine 04469
A Member of the University of Maine System