Meiogyne pannosa (Dalz.) J.Sinclair

Metadata

Description

A shrivelled inaperturate grain showing areoloid to verrucate sculpture and intectate and non-columellate exine in optical section (Figs. 1-3)

Pollen Slide N°

IFP 21830

Code

meiopann

Type

Still image

Creator

IFP Team

Creation Date

[s.d.]

Publisher

Institut français de Pondichéry

License

Metadata

Description

A shrivelled inaperturate grain showing areoloid to verrucate sculpture and intectate and non-columellate exine in optical section (Figs. 1-3)

Pollen Slide N°

IFP 21830

Code

meiopann

Type

Still image

Creator

IFP Team

Creation Date

[s.d.]

Publisher

Institut français de Pondichéry

License

Metadata

Description

A shrivelled inaperturate grain showing areoloid to verrucate sculpture and intectate and non-columellate exine in optical section (Figs. 1-3)

Pollen Slide N°

IFP 21830

Code

meiopann

Type

Still image

Creator

IFP Team

Creation Date

[s.d.]

Publisher

Institut français de Pondichéry

License

Metadata

Description

Another grain showing exine features in high and low focus

Pollen Slide N°

IFP 21830

Code

meiopann

Type

Still image

Creator

IFP Team

Creation Date

[s.d.]

Publisher

Institut français de Pondichéry

License

Metadata

Description

A broken and shrivelled grain showing pollen characters at different foci (Figs. 5-6)

Pollen Slide N°

IFP 21830

Code

meiopann

Type

Still image

Creator

IFP Team

Creation Date

[s.d.]

Publisher

Institut français de Pondichéry

License

Metadata

Description

A broken and shrivelled grain showing pollen characters at different foci (Figs. 5-6)

Pollen Slide N°

IFP 21830

Code

meiopann

Type

Still image

Creator

IFP Team

Creation Date

[s.d.]

Publisher

Institut français de Pondichéry

License

Family

Genus

Synonyms

Unona pannosa Dalz.

Key

pollen_000084

Collection Object

Basis of Record

Preserved specimen

Event Date

1990-04-25
1993-11-25

Record Number

HIFP BRR0086
HIFP R&D1335

Collection Code

PIFP

Institution Code

IFP

Source Herbarium

HIFP

Code

meiopann

Pollen Slide N°

Pollen Slide N°: IFP 21830

Determination

Family

Genus

Specific Epithet

Scientific Name Authorship

Genus Authorship

Miq.

Morphology

Symmetry and Form

Monad, spherical_to_spheroidal symmetry, apolar, inaperturate (omniaperturate)

Dimensions

Diameter = 43-79 µm

Apertures

Inaperturate (no ectexinal apertural markings) or omniaperturate (uniformly patterned exine and intine underlain by a thick onciform_zone)

Exine

Areoloid (areoloid-verrucate), (Le Thomas, A. 1980, Pl. 16, fig. 18),intectate; exine thickness ±1.5 µm

Remark

A stenopalynous genus

Tentative Pollen Typification

Meiogyne type

References (Generic Palynology)

LM & SEM of Meiogyne pannosa in Tissot, C., Chikhi, H. & Nayar, T.S. (1994)

Location

Continent

Country

State / Province

County / District

Locality

Kalakad Reserve Forest, Kalakad WLS OR Kudavrari Eastern slope, Kalakad Mundanthurai WLS

Ecology and Taxonomy

A small tree (reaching 9m) from 350 to 1400m. Leaf illustration: Pascal, J-P. & Ramesh, B.R. (1987), fig. 20. Generic (Unona Linn.) description and specific (U. pannosa Dalz.) key in Flora of Madras: p. 10 (Gamble, J.S., 1967)

Distribution of Species

Western Peninsular India; Western Ghats: Malabar, Anamalai and Travancore. Map: Ramesh, B.R. & Pascal, J-P. (1997): Plate N°- 21

Distribution of Genus

10 spp., W. India, S. China, Indochina, W. Malaysia (Willis, J.C., 1988). Keys and distribution data for 4 species (of Unona Linn.) in Flora of Madras: pp. 10 & 11 (Gamble, J.S., 1967)

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Cite as

Meiogyne pannosa (Dalz.) J.Sinclair, in Digital Collections, Institut Français de Pondichéry, Pollen Slides, consulted on February, 5th 2025, https://ifp.inist.fr/s/ecological-specimens/item/461838