Xantolis tomentosa Rafin.
Metadata
Description
Equatorial view with a colporus at high focus
Pollen Slide N°
IFP 14481
Code
xanttome
Type
Still image
Creator
IFP Team
Creation Date
[s.d.]
Publisher
Institut français de Pondichéry
License
Metadata
Description
Equatorial view with a colporus, in optical section
Pollen Slide N°
IFP 14481
Code
xanttome
Type
Still image
Creator
IFP Team
Creation Date
[s.d.]
Publisher
Institut français de Pondichéry
License
Metadata
Description
Equatorial view with a colporus (lalongate)
Pollen Slide N°
IFP 14481
Code
xanttome
Type
Still image
Creator
IFP Team
Creation Date
[s.d.]
Publisher
Institut français de Pondichéry
License
Metadata
Description
Equatorial view with an intercolpium
Pollen Slide N°
IFP 14481
Code
xanttome
Type
Still image
Creator
IFP Team
Creation Date
[s.d.]
Publisher
Institut français de Pondichéry
License
Metadata
Description
Equatorial view with a colporus and a part of an intercolpium
Pollen Slide N°
IFP 14481
Code
xanttome
Type
Still image
Creator
IFP Team
Creation Date
[s.d.]
Publisher
Institut français de Pondichéry
License
Metadata
Description
Polar view: in optical section
Pollen Slide N°
IFP 14481
Code
xanttome
Type
Still image
Creator
IFP Team
Creation Date
[s.d.]
Publisher
Institut français de Pondichéry
License
Family
Genus
Synonyms
Sideroxylon tomentosum Roxb.
Key
pollen_000130
Collection Object
Basis of Record
Preserved specimen
Recorded By
Event Date
1982-03
Collection Code
PIFP
Institution Code
IFP
Code
xanttome
Pollen Slide N°
Pollen Slide N°: IFP 14481
Determination
Family
Genus
Specific Epithet
Scientific Name
Scientific Name Authorship
Genus Authorship
Rafin.
Morphology
Symmetry and Form
Monad, radial_symmetry, isopolar, 4-stephanocolporate, elliptic in equatorial_view, 4-lobed in polar_view
Dimensions
Polar_Axis = 36-52 µm; Equatorial_Axis = 26-36 µm
Apertures
Four stephanocolpora; Colpus elliptic, colpus apex acute, aperture_membrane psilate, distance between the adjacent colpal apices ±10 µm), margo undifferentiated, costae_colpi present; Os: elliptic, lateral ends curved, lalongate, oral_costae present
Exine
Scabrate, tectate, infratectum columellate, exine thickness at the mid-point of the intercolpium ±2.5 µm
Remark
A stenopalynous genus
Tentative Pollen Typification
Xantolis type. 12 types and 49 subtypes of Sapotaceae in Harley, M.M. (1991)
References (Generic Palynology)
LM of Xantolis tomentosa Tissot, C., Chikhi, H. & Nayar, T.S. (1994); LM & SEM of X. racemosa in Harley, M.M. (1991)
Location
Continent
Country
Locality
Kalimantan
Ecology and Taxonomy
A small thorny tree from 800m in evergreen and deciduous forest. Leaf illustration: Pascal, J-P. & Ramesh, B.R. (1987), fig. 373. Generic and specific descriptions Sideroxylon tomentosum in Flora of Madras: pp. 533 & 534 (Gamble, J.S., 1967)
Distribution of Species
India, Burma and Sri Lanka. Western Ghats: hills of Kanara to High Wavy and Biligirirangan
Distribution of Genus
14 spp., South India, Southeast Asia, N. Philippines Islands (Willis, J.C., 1988). Distribution data for 1 species Sideroxylon tomentosum in Flora of Madras: pp. 533 & 534 (Gamble, J.S., 1967)
Reuse
License
Cite as
Xantolis tomentosa Rafin.,
in Digital Collections, Institut Français de Pondichéry,
Pollen Slides,
consulted on April, 5th 2025, https://digitalcollections.ifpindia.org/s/ecological-specimens/item/461884