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- Fairhope , Baldwin County, Alabama, United States Fungus Type: Gasteroids (Birds Nest Fungi, Earthballs, Earthstars, and Puffballs) - Stinkhorns listed separately
- Calvatia cyathiformis
- Description
- Introductory Mycology: Melzer's reagent: 'stains some structures red ( a dextrinoid reaction) an others purple to blue-green (an amyloid reaction)' The Fifth Kingdom: 'staining yellowish-brown or reddish-brown in Melzer's reagent (q.v.)' Google AI: A dextrinoid (or pseudoamyloid) reaction in Melzer's reagent causes fungal tissues, particularly spores or hyphae, to turn reddish-brown to orange-brown. Mushroom Expert: A dextrinoid reaction is a reddish brown color change when something is mounted for the microscope in an iodine-based reagent like Melzer's Reagent or Lugol's Solution.
- Comments
- Puffball, Earthstars, Stinkhorns, and Other Gasteroid Fungi of Eastern North America (2025): page 38: 'Spores ... pale lilac; capillitial threads up to 5 um thick'
Name: WRJ 0108
Collection Date: 02-02-2026
Identification(s):
Images (9) — Click any image to view full size
Spores (10)
Melzers - Spores
Dextrinoid
Pseudoamyloid or dextrinoid reaction, in which the material reacts brown to reddish brown.
Spore Color
Lilac
Spore Height Average um
6.5
Spore Height Max um
8.57
Spore Height Min um
5.73
Spore Ornamentation
spiny
Spore Shape
Round
Spore Width Average um
6.5
Spore Width Max um
6.97
Spore Width Min um
4.605
Whole Fungus (9)
Color Reaction FeSO4
White
Color Reaction KOH
White
Fruit Body Width cm
10
Fruiting Body Entire Height cm
5
Habit
Single, solitary
Habitat
In grassy area - miscellaneous
Mushroom Age
Mature
Storage Location
Specimen Collector
This is you, if you collected this specimen
Substrata
Grass