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Palaquium ellipticum (Dalz.) Baillon

Metadata

Description

Equatorial view with a colporus: colpus apex obtuse and aperture membrane scabrate

Pollen Slide N°

IFP 21738

Code

palaelli

Type

Still image

Creator

IFP Team

Creation Date

[s.d.]

Publisher

Institut français de Pondichéry

License

cc-byCC BY

Metadata

Description

Mid-focus of Fig. 1; note the foveolate to fossulate exine surface, lalongate os with acute lateral ends

Pollen Slide N°

IFP 21738

Code

palaelli

Type

Still image

Creator

IFP Team

Creation Date

[s.d.]

Publisher

Institut français de Pondichéry

License

cc-byCC BY

Metadata

Description

Optical section of Fig. 1

Pollen Slide N°

IFP 21738

Code

palaelli

Type

Still image

Creator

IFP Team

Creation Date

[s.d.]

Publisher

Institut français de Pondichéry

License

cc-byCC BY

Metadata

Description

Equatorial view with an intercolpium

Pollen Slide N°

IFP 21738

Code

palaelli

Type

Still image

Creator

IFP Team

Creation Date

[s.d.]

Publisher

Institut français de Pondichéry

License

cc-byCC BY

Metadata

Description

Another grain in equatorial view with an intercolpium; and one colporus in full view

Pollen Slide N°

IFP 21738

Code

palaelli

Type

Still image

Creator

IFP Team

Creation Date

[s.d.]

Publisher

Institut français de Pondichéry

License

cc-byCC BY

Metadata

Description

Optical section of Fig. 6

Pollen Slide N°

IFP 21738

Code

palaelli

Type

Still image

Creator

IFP Team

Creation Date

[s.d.]

Publisher

Institut français de Pondichéry

License

cc-byCC BY

Metadata

Description

Polar view: fossulate of exine and scabrate aperture membrane

Pollen Slide N°

IFP 21738

Code

palaelli

Type

Still image

Creator

IFP Team

Creation Date

[s.d.]

Publisher

Institut français de Pondichéry

License

cc-byCC BY

Metadata

Description

Focus 2 of Fig. 7

Pollen Slide N°

IFP 21738

Code

palaelli

Type

Still image

Creator

IFP Team

Creation Date

[s.d.]

Publisher

Institut français de Pondichéry

License

cc-byCC BY

Metadata

Description

Optical section of Fig. 7

Pollen Slide N°

IFP 21738

Code

palaelli

Type

Still image

Creator

IFP Team

Creation Date

[s.d.]

Publisher

Institut français de Pondichéry

License

cc-byCC BY

Family

SAPOTACEAE

Genus

Palaquium

Key

pollen_000098

Collection Object

Basis of Record

Preserved specimen

Recorded By

B.R. Ramesh

Event Date

1990-01-26

Catalog Number

HIFP_019184

Record Number

HIFP BRR1975

Collection Code

PIFP

Institution Code

IFP

Source Herbarium

HIFP

Code

palaelli

Pollen Slide N°

Pollen Slide N°: IFP 21738

Determination

Family

SAPOTACEAE

Genus

Palaquium

Specific Epithet

ellipticum

Scientific Name

Palaquium ellipticum (Dalz.) Baillon

Scientific Name Authorship

(Dalz.) Baillon

Genus Authorship

Blanco

Morphology

Symmetry and Form

Monad, radial_symmetry, isopolar, 3-colporate, elliptic in equatorial_view, (sub)circular in polar_view

Dimensions

Polar_Axis = 50-55 µm; Equatorial_Axis = 38-47 µm

Apertures

Three colpora; Colpus: elliptic, colpal apices acute, aperture_membrane, granular, distance between the adjacent colpal apices ±20.0 µm), margo undifferentiated, costae_colpi present; Os: broadly elliptic, with curved lateral ends, lalongate, oral_costae thin(?)

Exine

Perforate or foveolate (diameter 0.5-1.0 µm) to fossulate, tectate, infratectum columellate, exine thickness: at poles ±2.5 µm; at the mid-point of the intercolpium ±2.0 µm

Remark

A stenopalynous genus

Tentative Pollen Typification

Palaquium type. 12 types and 49 subtypes of Sapotaceae in Harley, M.M. (1991)

References (Generic Palynology)

LM of P. ellipticum, P. bourdillonii and P. thwaitessi in De Franceschi, D. (1993: Plates 47 & 48). LM of P. ellipticum in Tissot, C., Chikhi, H. & Nayar, T.S. (1994); LM, SEM & TEM of Palaquium spp. in Harley, M.M. (1991)

Location

Continent

Asia

Country

India

State / Province

Karnataka

County / District

Kodagu

Locality

Uppangala

Ecology and Taxonomy

A lofty tree, from 300 to 1700m. Abundant at elevation higher than 500m. Leaf illustration: Pascal, J-P. & Ramesh, B.R. (1987), fig. 372. Generic description and specific key in Flora of Madras: p. 537 (Gamble, J.S., 1967)

Distribution of Species

Western Peninsular India; Western Ghats: in all districts. Endemic to Western Ghats. Map: Ramesh, B.R. & Pascal, J-P. (1997): Plate N°- 335

Distribution of Genus

115+ spp., Formosa, South East Asia, Indomal., Solomon Islands (Willis, J.C., 1988). Keys and distribution data for 2 species in Flora of Madras: p. 537 (Gamble, J.S., 1967)

Reuse

License

cc-by-ncCC BY-NC 4.0

Cite as

Palaquium ellipticum (Dalz.) Baillon, in Digital Collections, Institut Français de Pondichéry, Pollen Slides, consulted on April, 5th 2025, https://digitalcollections.ifpindia.org/s/ecological-specimens/item/461852