Drypetes malabarica (Bedd.) Airy Shaw

Metadata

Description

Equatorial view showing apertural features, LO analysis of micro-reticulate to reticulate exine and optical section (Figs. 1-3)

Pollen Slide N°

IFP 21776

Code

drypmala

Type

Still image

Creator

IFP Team

Creation Date

[s.d.]

Publisher

Institut français de Pondichéry

License

Metadata

Description

Equatorial view showing apertural features, LO analysis of micro-reticulate to reticulate exine and optical section (Figs. 1-3)

Pollen Slide N°

IFP 21776

Code

drypmala

Type

Still image

Creator

IFP Team

Creation Date

[s.d.]

Publisher

Institut français de Pondichéry

License

Metadata

Description

Equatorial view showing apertural features, LO analysis of micro-reticulate to reticulate exine and optical section (Figs. 1-3)

Pollen Slide N°

IFP 21776

Code

drypmala

Type

Still image

Creator

IFP Team

Creation Date

[s.d.]

Publisher

Institut français de Pondichéry

License

Metadata

Description

Equatorial view focusing on intercolpium; reticulate exine in high focus

Pollen Slide N°

IFP 21776

Code

drypmala

Type

Still image

Creator

IFP Team

Creation Date

[s.d.]

Publisher

Institut français de Pondichéry

License

Metadata

Description

Equatorial view focusing on intercolpium: reticulate exine in second focus

Pollen Slide N°

IFP 21776

Code

drypmala

Type

Still image

Creator

IFP Team

Creation Date

[s.d.]

Publisher

Institut français de Pondichéry

License

Metadata

Description

Polar view: surface to optical section (Figs. 6-8)

Pollen Slide N°

IFP 21776

Code

drypmala

Type

Still image

Creator

IFP Team

Creation Date

[s.d.]

Publisher

Institut français de Pondichéry

License

Metadata

Description

Polar view: surface to optical section (Figs. 6-8)

Pollen Slide N°

IFP 21776

Code

drypmala

Type

Still image

Creator

IFP Team

Creation Date

[s.d.]

Publisher

Institut français de Pondichéry

License

Metadata

Description

Polar view: surface to optical section (Figs. 6-8)

Pollen Slide N°

IFP 21776

Code

drypmala

Type

Still image

Creator

IFP Team

Creation Date

[s.d.]

Publisher

Institut français de Pondichéry

License

Family

Genus

Synonyms

Cyclostemon malabaricus Bedd.

Key

pollen_000040

Collection Object

Basis of Record

Preserved specimen

Recorded By

Event Date

1976-07-12

Catalog Number

Record Number

RHL CER397

Collection Code

PIFP

Institution Code

IFP

Source Herbarium

HIFP

Code

drypmala

Pollen Slide N°

Pollen Slide N°: IFP 21776

Determination

Family

Genus

Specific Epithet

Scientific Name Authorship

Genus Authorship

Vahl.(CyclostemonBlume).

Morphology

Symmetry and Form

Monad, radial_symmetry, isopolar, 3-colporate; spheroidal to elliptic ( E > P & E < P ) in equatorial_view; (sub)circular or 3-(sub)lobed in polar_view

Dimensions

Polar_Axis = 35-48 µm; Equatorial_Axis = 42-47 µm

Apertures

Three colpora; Colpus elliptic, colpus apex acute, aperture_membrane psilate, distance between the adjacent colpal apices 9.0-14.0 µm, margo diffuse (foveolate to psilate), costae_colpi present; Os: elliptic to losange shaped with diffuse lateral ends, lalongate, oral_costae present

Exine

Micro-reticulate to reticulate, tectate, mur ±0.5 µm, lumina <1.0 µm, infratectum columellate, exine thickness: at poles intercolpium ±2.0 µm; at the mid-point of the intercolpium ±2.0-3.0 µm

Remark

A stenopalynous genus (see Punt, W. 1962)

Tentative Pollen Typification

Drypetes type

References (Generic Palynology)

Pollen of 4 spp. of Drypetes classified under Dicoelia subtype, in Punt, W. (1962: p. 28). LM (micrographs) of D. malabarica and D. oblongifoila and LM & SEM (micrographs) of D. elata in Tissot, C., Chikhi, H. & Nayar, T.S. (1994)

Location

Continent

Country

State / Province

County / District

Locality

Tirunelveli Ghats (Walaiyar Cardamon Estate)

Herbarium Location Notes

Possible, not confirmed herbarium link

Ecology and Taxonomy

A medium sized tree in evergreen forests. Leaf illustration: Pascal, J-P. & Ramesh, B.R. (1987), fig. 142. Generic description (Cyclostemon) and specific key in Flora of Madras: p. 910 (Gamble, J.S., 1967)

Distribution of Species

Western Peninsular India. Western Ghats: Travancore and Tirunelveli hills at 915-1220m. Endemic to Western Ghats. Map: Ramesh, B.R. & Pascal, J-P. (1997): Plate N°- 124

Distribution of Genus

200 spp., Trop., also S. Africa and subtrop. East Asia (Willis, J.C., 1988). Keys and distribution data for 4 species of Cyclostemon in Flora of Madras: pp. 910 & 911 (Gamble, J.S., 1967)

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Cite as

Drypetes malabarica (Bedd.) Airy Shaw, in Digital Collections, Institut Français de Pondichéry, Pollen Slides, consulted on February, 5th 2025, https://ifp.inist.fr/s/ecological-specimens/item/461794