Final diagnosis


Choanephora cucurbitacearum

Piment-Plante
Choanephora_Piment_Feuille
Choanephora-Piment1
This young pepper is completely rotten.  The moist, dark green, deliquescent tissues gradually become covered with the characteristic mold of <i><b>Choanephora cucurbitarum</b></i>.  It should be noted that on peppers this fungus frequently penetrates the fruits via the remains of senescent floral parts.  (rot in Choanephora)
<i><b>Choanephora cucurbitarum</b></i> is gradually colonizing this withered and necrotic eggplant leaf.  Its mold is now visible in places.  (rot in Choanephora)
This eggplant leaf is completely invaded by <i><b>Choanephora cucurbitarum</b></i> which sporulates there abundantly.  (rot in Choanephora)
Detail of sporocysts in place on a rotten portion of eggplant leaf.  <i><b>Choanephora cucurbitarum</b></i>.  (rot in Choanephora)
This eggplant is completely rotten and mummified.  The characteristic dense mold of <i><b>Choanephora cucurbitarum</b></i> completely covers it.  (Choanephora rot, cucurbit flower blight
This rotten, brown-hued eggplant fruit is entirely covered by the dense sporulation of <i><b>Choanephora cucurbitarum</b></i> .  (rot in Choanephora)
Choanephora-Aubergine4
choanephora_concombre
Choanephora-Courgette5
Choanephora-Courgette3
Choanephora-Courgette2
Choanephora_courgette
Choanephora-Courgette1
Choanephora-Courgette6
Melon
Choanephora-Melon1
Choanephora-Melon3
Choanephora-Melon2
Jeune patisson sur lequel <i><b>Choanephora cucurbitarum</b></i> s'est installé à partir des sépales sénescents. Les tissus altérés sont recouverts par la caractéristique moisissure qu'il forme. (pourriture à Choanephora, cucurbit flower blight)
Choanephora-Patisson1
Several lower cabbage leaves show large necrotic lesions around the leaf blade.  <i><b>Choanephora cucurbitarum</b></i> (Choanephora rot)
<i><b>Choanephora cucurbitarum</b></i>, after settling on the periphery of the leaf blade of a cabbage leaf, colonizes the latter gradually;  altered tissues that are moist and soft at first turn brown and progressively become necrotic.  (rot in Choanephora)
Cabbage leaf completely colonized by i><b>Choanephora cucurbitarum</b></i> which has strongly sporulated on the damaged tissues.  (rot in Choanephora)
Gombo
Choanephora_Gombo
The remnants of the petals of this young okra fruit show a black, wet rot.  <i><b>Choanephora cucurbitarum</b></i> gradually covers them with its blackish mould.  (rot in Choanephora)
The remnants of the petals of this young okra fruit are beginning to rot and become covered with the characteristic mildew of <i><b>Choanephora cucurbitacearum</b></i> .  (rot in Choanephora)
choanephora_coriandre
choanephora_coriandre
<i><b>Choanephora cucurbitarum</b></i> has settled on the weathered tissues of the blade tip of this chive leaf.  (rot in Choanephora)
<i><b>Choanephora cucurbitarum</b></i> is also able to establish and sporulate on any injured leaf tissue.  (rot in Choanephora)
Bean pod invaded by <i><b>Choanephora cucurbitarum</b></i>.  Note the numerous pinhead structures.  (rot in Choanephora)
Detail of <i><b>Choanephora cucurbitarum</b></i> fruiting bodies on a bean pod.  Note the numerous pinhead structures.  (rot in Choanephora)
Microscopie1.jpg
Partial bean pod rotted and invaded by <i><b>Choanephora cucurbitarum</b></i>.  (rot in Choanephora)
<i><b>Choanephora cucurbitarum</b></i> causes the tissues of the blade to rot and fruit abundantly.  (rot in Choanephora)
choanephora_coriandre
Choanephora-Courgette4
Choanephora-Sporulation
Sporocyst (or sporangium) of <i> <b> Choanephora cucurbitarum </b> </i> observed with a binocular magnifying glass
Observation under an optical microscope makes it possible to distinguish the primary and secondary vesicles which partly constitute the sporocyst.  <i> <b> Choanephora cucurbitarum </b> </i>
Appearance under a light microscope of brown, fusiform and striated spores of <i> <b> Choanephora cucurbitarum </b> </i>.