Blachia denudata Benth.

Metadata

Description

Inaperturate pollen with crotonoid exine: successive foci down to optical section (Figs. 1-4)

Pollen Slide N°

IFP 21931

Code

blacdenu

Type

Still image

Creator

IFP Team

Creation Date

[s.d.]

Publisher

Institut français de Pondichéry

License

Metadata

Description

Inaperturate pollen with crotonoid exine: successive foci down to optical section (Figs. 1-4)

Pollen Slide N°

IFP 21931

Code

blacdenu

Type

Still image

Creator

IFP Team

Creation Date

[s.d.]

Publisher

Institut français de Pondichéry

License

Metadata

Description

Inaperturate pollen with crotonoid exine: successive foci down to optical section (Figs. 1-4)

Pollen Slide N°

IFP 21931

Code

blacdenu

Type

Still image

Creator

IFP Team

Creation Date

[s.d.]

Publisher

Institut français de Pondichéry

License

Metadata

Description

Inaperturate pollen with crotonoid exine: successive foci down to optical section (Figs. 1-4)

Pollen Slide N°

IFP 21931

Code

blacdenu

Type

Still image

Creator

IFP Team

Creation Date

[s.d.]

Publisher

Institut français de Pondichéry

License

Family

Genus

Key

pollen_000018

Collection Object

Basis of Record

Preserved specimen

Recorded By

Record Number

HIFP JPP1260bis

Collection Code

PIFP

Institution Code

IFP

Source Herbarium

HIFP

Code

blacdenu

Pollen Slide N°

Pollen Slide N°: IFP 21931

Determination

Family

Genus

Specific Epithet

Scientific Name

Scientific Name Authorship

Genus Authorship

Baill.

Morphology

Symmetry and Form

Monad, spherical_to_spheroidal symmetry, apolar, inaperturate (omniaperturate)

Dimensions

Diameter = 45-60 µm

Apertures

Inaperturate (no ectexinal apertural markings) or omniaperturate (uniformly patterned exine underlain by a continuous thick onciform layer and thinner inner intine)

Exine

Croton pattern (elongated sculpture bearing clavae), tectate, exine thickness + sculpture ±3.5 µm

Remark

A stenopalynous genus (Punt, W., 1962)

Tentative Pollen Typification

Croton type

References (Generic Palynology)

LM of Blachia denudata in Tissot, C., Chikhi, H. & Nayar, T.S. (1994). Croton type (incl. B. umbellata in Punt, W. (1962)

Location

Continent

Country

State / Province

County / District

Locality

Megani Valley R.F.

Herbarium Location Notes

why bis? 7 entries in herbarium

Ecology and Taxonomy

A shrub or small tree in the deciduous jungles and evergreen forests. Leaf illustration: Pascal, J-P. & Ramesh, B.R. (1987), fig. 132. Generic description and specific key in Flora of Madras: pp. 935 & 936 (Gamble, J.S., 1967)

Distribution of Species

Western Peninsular India. Western Ghats: Konkan, Goa and Kanara; Bababudan Hills of Mysore. Map: Ramesh, B.R. & Pascal, J-P. (1997): Plate N°- 113

Distribution of Genus

12 spp., Andamans, India, South East Asia, Philippines (Willis, J.C., 1988). Keys and distribution data for 4 species in Flora of Madras: pp. 935 & 936 (Gamble, J.S., 1967)

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Cite as

Blachia denudata Benth., in Digital Collections, Institut Français de Pondichéry, Pollen Slides, consulted on February, 5th 2025, https://ifp.inist.fr/s/ecological-specimens/item/461772