Clerodendrum viscosum Vent.
Metadata
Description
Two grains photographed at (x250) equatorial view (left one) and polar view (right one): spinulose of exine and sculptured colpal membranes and optical section (Figs. 1-2)
Pollen Slide N°
IFP 14321
Code
clervisc
Type
Still image
Creator
IFP Team
Creation Date
[s.d.]
Publisher
Institut français de Pondichéry
License
Metadata
Description
Two grains photographed at (x250) equatorial view (left one) and polar view (right one): spinulose of exine and sculptured colpal membranes and optical section (Figs. 1-2)
Pollen Slide N°
IFP 14321
Code
clervisc
Type
Still image
Creator
IFP Team
Creation Date
[s.d.]
Publisher
Institut français de Pondichéry
License
Metadata
Description
Equatorial view: sculptured colpal membrane in high and low focus (Figs. 3-4)
Pollen Slide N°
IFP 14321
Code
clervisc
Type
Still image
Creator
IFP Team
Creation Date
[s.d.]
Publisher
Institut français de Pondichéry
License
Metadata
Description
Equatorial view: sculptured colpal membrane in high and low focus (Figs. 3-4)
Pollen Slide N°
IFP 14321
Code
clervisc
Type
Still image
Creator
IFP Team
Creation Date
[s.d.]
Publisher
Institut français de Pondichéry
License
Metadata
Description
Equatorial view: lower half in optical section
Pollen Slide N°
IFP 14321
Code
clervisc
Type
Still image
Creator
IFP Team
Creation Date
[s.d.]
Publisher
Institut français de Pondichéry
License
Metadata
Description
Equatorial view: left and right halves in optical section (Figs. 6-7)
Pollen Slide N°
IFP 14321
Code
clervisc
Type
Still image
Creator
IFP Team
Creation Date
[s.d.]
Publisher
Institut français de Pondichéry
License
Metadata
Description
Equatorial view: left and right halves in optical section (Figs. 6-7)
Pollen Slide N°
IFP 14321
Code
clervisc
Type
Still image
Creator
IFP Team
Creation Date
[s.d.]
Publisher
Institut français de Pondichéry
License
Metadata
Description
Polar view: upper and lower parts are partly in optical section (Figs. 8-9)
Pollen Slide N°
IFP 14321
Code
clervisc
Type
Still image
Creator
IFP Team
Creation Date
[s.d.]
Publisher
Institut français de Pondichéry
License
Metadata
Description
Polar view: upper and lower parts are partly in optical section (Figs. 8-9)
Pollen Slide N°
IFP 14321
Code
clervisc
Type
Still image
Creator
IFP Team
Creation Date
[s.d.]
Publisher
Institut français de Pondichéry
License
Family
Genus
Synonyms
Clerodendrum infortunatum L.
Key
pollen_000031
Collection Object
Basis of Record
Preserved specimen
Recorded By
Record Number
Kanodia-63289
Collection Code
PIFP
Institution Code
IFP
Code
clervisc
Pollen Slide N°
Pollen Slide N°: IFP 14321
Determination
Family
Genus
Specific Epithet
Scientific Name
Scientific Name Authorship
Genus Authorship
L.
Morphology
Symmetry and Form
Monad, radial_symmetry, isopolar, 3-colpate, elliptic ( E > P & E < P ) to spheroidal in equatorial_view, circular in polar_view
Dimensions
Polar_Axis = 59-71 µm; Equatorial_Axis = 45-67 µm
Apertures
Three colpi; Colpus: elliptic often with the remnants of ruptured sculptured apertural membrane, colpus apex acute, distance between the adjacent colpal apices 23-30 µm, margo undifferentiated, aperture_membrane sculptured (spinular excrescences) often gets ruptured in acetlysed grains, costae_colpi absent
Exine
Echinulate, spinules (±1.5x2.0 µm) scattered, inter-spinular exine psilate, tectate, infratectum columellate, exine thickness: at poles ±3.0 µm, at the mid-point of the intercolpium ± 3.0 µm; (excl. sculpture)
Remark
A stenopalynous genus
Tentative Pollen Typification
Clerodendrum type
References (Generic Palynology)
LM (micrographs) of Clerodendrum viscosum in Guinet, Ph. (1962) and Tissot, C., Chikhi, H. & Nayar, T.S. (1994). LM & SEM (micrographs) of C. nudiflorum in Lienau, K., Straka, H. & Friederich, B. (1986.)
Location
Continent
Country
State / Province
County / District
Locality
Eldersley Estate
Ecology and Taxonomy
A large tawny-villous shrub, occasionally a small tree up to 10m. Common in forest undergrowth in mango and other topes. Leaf illustration: Pascal, J-P. & Ramesh, B.R. (1987), fig. 396. Generic description and specific key in Flora of Madras: p. 769 (Gamble, J.S., 1967)
Distribution of Species
Indo-Malaysia; All Districts especially the moister ones and up to 1850m in the hills
Distribution of Genus
400 spp., Trop., Subtrop. (Willis, J.C., 1988). Keys and distribution data for 5 species in Flora of Madras: pp. 769 & 770 (Gamble, J.S., 1967)
Reuse
License
Cite as
Clerodendrum viscosum Vent.,
in Digital Collections, Institut Français de Pondichéry,
Pollen Slides,
consulted on February, 5th 2025, https://ifp.inist.fr/s/ecological-specimens/item/461785