Observation 48967: Sphacelotheca reiliana (J.G. Kühn) G.P. Clinton

When: 2010-07-11

Collection location: near Novigrad, Istria, Croatia [Click for map]

Who: amadej trnkoczy (amadej)

No specimen available

Sporisorium reilianum, (J.G. Kühn) Langdon & Full., syn. Sphacelotheca reiliana (J.G. Kühn) G.P. Clinton, (Ustilaginomycetes)
Head smooth

Lat.: 45.33468 Long.: 13.55142
Code: Bot_434/2010-3161

Habitat: Road side of a dirt road through a wine yard, near Adriatic sea shore, flat terrain, deep clay ground; dry, sunny, exposed to direct rain, place, average precipitations ~ 1,100 mm/year, average temperature 12 – 14 deg C, elevation 18 m (60 feet), submediterranean phytogeographical region.

Substratum: Leaves/stem of Sorhgum halepense (Johnsongrass)

Place: Wine yards northwest of Novi grad, West Istria, Croatia

Comment: Length of sporocarp cca. 4 cm (1,6 inch). Spore print black.

Nikon D700 / Nikkor Micro 105mm/f2.8

[admin – Sat Aug 14 02:03:37 +0000 2010]: Changed location name from ‘Near Novigrad, West Istria, Croatia’ to ‘near Novigrad, Istria, Croatia’

Species Lists


Host of the fungus.
Motic 2B-211A, magnification 1.000 x, oil, in water.
Motic 2B-211A, magnification 100 x, in water.

Proposed Names

46% (2)
Recognized by sight
Used references: (1) http://www.padil.gov.au/...
Based on microscopic features: Spore balls diameter 75 (SD=16) x 62 (SD=14) micr., n=21; spore dimensions 12,1 (SD=0,8) x 10,9 (SD=0,7) micr, Q = 1,07 (SD=0,08), n = 30. Shape: subglobose, globose, some slightly irregular, minutely echinulate.

Please login to propose your own names and vote on existing names.

Eye3 = Observer’s choice
Eyes3 = Current consensus


Add Comment
tried to change the name
By: amadej trnkoczy (amadej)
2010-07-25 14:33:08 CDT (-0500)

Thanks to both for comments. I tried to change the name, but the observation still keeps the old one. I don’t dare to increase reliability of determination.

Sphacelotheca reiliana
By: Robert Sasata (Sasata)
2010-07-23 11:59:11 CDT (-0500)

… is the preferred name (according to Index Fungorum) of this interesting smut.

beautiful documentation, Amadej…
By: Debbie Viess (amanitarita)
2010-07-23 10:24:57 CDT (-0500)

Created: 2010-07-23 08:27:59 CDT (-0500)
Last modified: 2010-08-13 21:03:37 CDT (-0500)
Viewed: 308 times, last viewed: 2018-12-13 08:37:12 CST (-0600)
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