Acacia planifrons Wight & Arn.
Metadata
Description
16-celled polyad; 4 central components with triradiate thinning (syncolpy ?)
Pollen Slide N°
IFP 3625
Code
acacplan
Type
Still image
Creator
IFP Team
Creation Date
[s.d.]
Publisher
Institut français de Pondichéry
License
Metadata
Description
Optical section of Fig. 1
Pollen Slide N°
IFP 3625
Code
acacplan
Type
Still image
Creator
IFP Team
Creation Date
[s.d.]
Publisher
Institut français de Pondichéry
License
Metadata
Description
Another polyad; surface
Pollen Slide N°
IFP 3625
Code
acacplan
Type
Still image
Creator
IFP Team
Creation Date
[s.d.]
Publisher
Institut français de Pondichéry
License
Metadata
Description
A polyad showing exine in 2 foci
Pollen Slide N°
IFP 3625
Code
acacplan
Type
Still image
Creator
IFP Team
Creation Date
[s.d.]
Publisher
Institut français de Pondichéry
License
Metadata
Description
Incomplete optical section of Fig. 4
Pollen Slide N°
IFP 3625
Code
acacplan
Type
Still image
Creator
IFP Team
Creation Date
[s.d.]
Publisher
Institut français de Pondichéry
License
Metadata
Description
Optical section of Fig. 4 showing apertural openings in the lower peripheral components
Pollen Slide N°
IFP 3625
Code
acacplan
Type
Still image
Creator
IFP Team
Creation Date
[s.d.]
Publisher
Institut français de Pondichéry
License
Metadata
Description
Lateral view: exine surface
Pollen Slide N°
IFP 3625
Code
acacplan
Type
Still image
Creator
IFP Team
Creation Date
[s.d.]
Publisher
Institut français de Pondichéry
License
Metadata
Description
Lateral view: optical section
Pollen Slide N°
IFP 3625
Code
acacplan
Type
Still image
Creator
IFP Team
Creation Date
[s.d.]
Publisher
Institut français de Pondichéry
License
Family
Genus
Key
pollen_000001
Collection Object
Basis of Record
Preserved specimen
Recorded By
Event Date
1963-04-02
Collection Code
PIFP
Institution Code
IFP
Code
acacplan
Pollen Slide N°
Pollen Slide N°: IFP 3625
Determination
Family
Genus
Specific Epithet
Scientific Name
Scientific Name Authorship
Genus Authorship
Mill.
Morphology
Symmetry and Form
Polyad, acalymmate, radial_symmetry, constituted of 16 monads, porate, circular in distal_face or proximal_face view and elliptic in profile / side view
Dimensions
Diameter = 42-48 µm
Apertures
Pores well-defined (d= 1.8 µm); pores inter-linked by " syncolopoid " thilnnings (Fig. 4), poral_costae absent
Exine
Tectate, tectum foveolate; infratectum columellate, exine thickness: 2 µm
Remark
A eurypalynous genus [see Guinet, Ph. (1969: table: 14)]
Tentative Pollen Typification
Acacia subtype
References (Generic Palynology)
LM (micrographs) of Acacia planifrons in Guinet, Ph. (1962): Guinet, Ph. (1969): table 14; TEM (micrographs) in Guinet, Ph. & Lugardon, B. (1976); LM (micrographs) of 10 Eastern African species of Acacia and SEM (micrographs) of one of them (A. horrida) in Bonnefille, R. & Riollet, G. (1980); LM (micrographs) of A. minutifolia in Muller, J., Schuller, M., Straka, H. & Friederich, B. (1989); LM & SEM of A. farnesiana in Lieux, M.H. (1983); LM of A. albida, Acacia spp., A. mellifera, A. nilotica, A. sieberiana and SEM of A. nubica, A. asak and A. melllifera in Kordofani, M. & Ingrouille, M. (1992)
Location
Continent
Country
State / Province
County / District
Locality
Ponnambalapatti, on the way to Dindugal
Maximum Elevation in Meters
300m
Ecology and Taxonomy
The umbrella thorn tree, in plains and dry formations: Albizia amara and Acacia series; gregarious; cultivated in Bellary and elsewhere. Generic description and specific key in Flora of Madras: pp. 299 & 300 (Gamble, J.S., 1967)
Distribution of Species
South Carnatic, in Madurai, Tinnevelly and South Travancore. Endemic to S. India and Sri Lanka
Distribution of Genus
750-800 spp., Trop. & subtrop. (Willis, J.C., 1988). Keys and distribution data for 23 species in Flora of Madras: pp. 299-304 (Gamble, J.S., 1967)
Reuse
License
Cite as
Acacia planifrons Wight & Arn.,
in Digital Collections, Institut Français de Pondichéry,
Pollen Slides,
consulted on February, 5th 2025, https://ifp.inist.fr/s/ecological-specimens/item/461755