Actephila excelsa Muell. Arg.
Metadata
Description
Equatorial view: analysis of colporate aperture (Figs. 1-2)
Pollen Slide N°
IFP 2590
Code
acteexce
Type
Still image
Creator
IFP Team
Creation Date
[s.d.]
Publisher
Institut français de Pondichéry
License
Metadata
Description
Equatorial view: analysis of colporate aperture (Figs. 1-2)
Pollen Slide N°
IFP 2590
Code
acteexce
Type
Still image
Creator
IFP Team
Creation Date
[s.d.]
Publisher
Institut français de Pondichéry
License
Metadata
Description
Optical section of exine of Fig. 1
Pollen Slide N°
IFP 2590
Code
acteexce
Type
Still image
Creator
IFP Team
Creation Date
[s.d.]
Publisher
Institut français de Pondichéry
License
Metadata
Description
Equatorial view: LO analysis of intercolpium (Figs. 4-5)
Pollen Slide N°
IFP 2590
Code
acteexce
Type
Still image
Creator
IFP Team
Creation Date
[s.d.]
Publisher
Institut français de Pondichéry
License
Metadata
Description
Equatorial view: LO analysis of intercolpium (Figs. 4-5)
Pollen Slide N°
IFP 2590
Code
acteexce
Type
Still image
Creator
IFP Team
Creation Date
[s.d.]
Publisher
Institut français de Pondichéry
License
Metadata
Description
Optical section of Fig. 4
Pollen Slide N°
IFP 2590
Code
acteexce
Type
Still image
Creator
IFP Team
Creation Date
[s.d.]
Publisher
Institut français de Pondichéry
License
Metadata
Description
Polar view (circular-open): reticulate surface
Pollen Slide N°
IFP 2590
Code
acteexce
Type
Still image
Creator
IFP Team
Creation Date
[s.d.]
Publisher
Institut français de Pondichéry
License
Metadata
Description
Optical section of Fig. 7
Pollen Slide N°
IFP 2590
Code
acteexce
Type
Still image
Creator
IFP Team
Creation Date
[s.d.]
Publisher
Institut français de Pondichéry
License
Family
Genus
Key
pollen_000002
Collection Object
Basis of Record
Preserved specimen
Recorded By
Record Number
MH 9206
Collection Code
PIFP
Institution Code
IFP
Code
acteexce
Pollen Slide N°
Pollen Slide N°: IFP 2590
Determination
Family
Genus
Specific Epithet
Scientific Name
Scientific Name Authorship
Genus Authorship
Blume
Morphology
Symmetry and Form
Monad, radial_symmetry, isopolar, 3-colporate, circular or elliptic in equatorial_view, circular in polar_view
Dimensions
Polar_Axis = 50-52 µm; Equatorial_Axis = 36-41 µm
Apertures
Three colpora, Colpus : furrow elliptic, colpus apex acute, distance between the adjacent colpal apices 12-14 µm, margo undifferentiated, aperture_membrane psilate; costae_colpi present; Os subcircular to elliptic with curved lateral ends, lolongate, oral_costae present
Exine
Medium_reticulate, tectate, mur ±0.8 µm; lumina <1.5 µm; infratectum columellate, exine thickness: at poles ±2.5 µm; at the mid-point of the intercolpium 1.5-2.0 µm
Remark
A stenopalynous genus. A. excelsa possesses pollen grains of Andrachne subtype belonging to Dicoelia type [Punt, W. (1962)]
Tentative Pollen Typification
Actephila excelsa type
References (Generic Palynology)
Brief description of A. excelsa in Punt, W. (1962). LM (micrographs) of A. excelsa, A. ovalis and A. nitidula in Gruas-Cavagnetto, C. & Köhler, E. (1992). SEM (micrographs) of A. collimsee in Webster, G.L., Gillespie, L. & Steyermark, J. (1987)
Location
Continent
Country
State / Province
Locality
Andamans, altitude15m
Maximum Elevation in Meters
15m
Ecology and Taxonomy
In evergreen forests and Shola woods up to 1830m. A small tree of about 8m. Generic and specific descriptions in Flora of Madras: p. 898 (Gamble, J.S., 1967)
Distribution of Species
Western Ghats: most Districts; Bababudan hills of Mysore
Distribution of Genus
35 spp., China, Indomal., tropical Australia (Willis, J.C., 1988). Distribution data for 1 species in Flora of Madras: p. 898 (Gamble, J.S., 1967)
Reuse
License
Cite as
Actephila excelsa Muell. Arg.,
in Digital Collections, Institut Français de Pondichéry,
Pollen Slides,
consulted on February, 5th 2025, https://ifp.inist.fr/s/ecological-specimens/item/461756