Ficus nervosa Heyne ex Roth

Metadata

Description

Equatorial view: partly in optical section; note the poral opening

Pollen Slide N°

IFP 18723

Code

ficunerv

Type

Still image

Creator

IFP Team

Creation Date

[s.d.]

Publisher

Institut français de Pondichéry

License

Metadata

Description

Equatorial view: partly in optical section of Fig. 1; note the poral opening

Pollen Slide N°

IFP 18723

Code

ficunerv

Type

Still image

Creator

IFP Team

Creation Date

[s.d.]

Publisher

Institut français de Pondichéry

License

Metadata

Description

2 porate, surface smooth

Pollen Slide N°

IFP 18723

Code

ficunerv

Type

Still image

Creator

IFP Team

Creation Date

[s.d.]

Publisher

Institut français de Pondichéry

License

Metadata

Description

Optical section of Fig. 3

Pollen Slide N°

IFP 18723

Code

ficunerv

Type

Still image

Creator

IFP Team

Creation Date

[s.d.]

Publisher

Institut français de Pondichéry

License

Metadata

Description

2 porate grain in polar view

Pollen Slide N°

IFP 18723

Code

ficunerv

Type

Still image

Creator

IFP Team

Creation Date

[s.d.]

Publisher

Institut français de Pondichéry

License

Metadata

Description

Optical section of Fig. 5

Pollen Slide N°

IFP 18723

Code

ficunerv

Type

Still image

Creator

IFP Team

Creation Date

[s.d.]

Publisher

Institut français de Pondichéry

License

Family

Genus

Key

pollen_000051

Collection Object

Basis of Record

Preserved specimen

Recorded By

Record Number

Balakrishnan-44605

Collection Code

PIFP

Institution Code

IFP

Source Herbarium

ASSAM

Code

ficunerv

Pollen Slide N°

Pollen Slide N°: IFP 18723

Determination

Family

Genus

Specific Epithet

Scientific Name

Scientific Name Authorship

Genus Authorship

L.

Morphology

Symmetry and Form

Monad, radial_symmetry, isopolar, 2 (3)-porate; spherical_to_spheroidal (3-porate) or ellipsoidal (2-porate) in equatorial_view, ellipsoidal (2-porate) to triangular (3-porate) in polar_view

Dimensions

Polar_Axis = 9-11 µm; Equatoria Axis = 10-16 µm

Apertures

Two to three pori; Porus: circular, diameter ±1.5 µm, interporal apices distance 7.0-8.0 µm, annulus abssent, poral_costae absent

Exine

Psilate, exine thickness at the mid-point of the intercolpium ±1.0 µm

Remark

A stenopalynous genus [Tissot, C., Chikhi, H. & Nayar, T.S. (1994)]

Tentative Pollen Typification

Ficus type

References (Generic Palynology)

SEM (micrographs of Ficus bivalvata in Straka, H. & Friederich, B. (1984)

Location

Continent

Country

County / District

Ecology and Taxonomy

A medium-sized to large tree, from 100 to 1500m usually found near streams. Common. Leaf illustration: Pascal, J-P. & Ramesh, B.R. (1987), fig. 275. Generic description and specific key in Flora of Madras: pp. 947 - 949 (Gamble, J.S., 1967)

Distribution of Species

India to Viet Nam, China, Malay Islands and Sri Lanka, Western Ghats: in all districts except the driest

Distribution of Genus

800 spp., Warm, chiefly Indomal., Polynesia, etc. (Willis, J.C., 1988). Keys and distribution data for 27 species in Flora of Madras: pp. 947-956 (Gamble, J.S., 1967)

Reuse

License

Cite as

Ficus nervosa Heyne ex Roth, in Digital Collections, Institut Français de Pondichéry, Pollen Slides, consulted on February, 5th 2025, https://ifp.inist.fr/s/ecological-specimens/item/461805