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| Phylum | Subphylum | Class | Subclass | Order | Family | Genus | Species | Anamorph |
|---|---|---|---|---|---|---|---|---|
| Ascomycota | Pezizomycotina | Pezizomycetes | Pezizomycetidae | Pezizales | Helvellaceae | Helvella | stevensii |
| Authority | Peck |
|---|
Septum / Pore Cap
 |
Septum in an ascogenous hypha of Helvella stevensii. |
Cell type: (AH) ascogenous hypha/ascus
Component: Ascogenous hypha/ascus, mature
| Characteristic | State | Code | Images |
|---|---|---|---|
| Mature septal pore | simple with single central pore | 1 |  |
| Mature septal pore associated structures | pore associated structures absent | 0 | |
| Mature septal pore occlusion | occlusion a convex or biconvex band or more complex hemisphere | 3 | |
| Mature pore occlusion detailed structure | cone to dumbell-shaped with V-shaped striations and usually an electron-light torus | 5 | |
| Sources | |
|---|---|
| Character Quality | Good |
| Fixation | formaldehyde and gluteraldehyde or glutaraldehyde with osmium postfix |
| Study Complete | Yes |
| Author | Kimbrough, J.W. and Gibson, J.L. |
| Date | 1989 |
| Source | Mycologia 81: 914-920 |
| Herbarium | FLAS |
| Herbarium Number | F53629 |
| Collector | B. Pinette |
| Collector date | 1983-08-12 |
| Source of character | Sporocarp |