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Hymenaea mexicana
Hymenaea mexicana Poinar, A.E. Br. Bot. J. Linn. Soc., 139(2): 127. 13 Jun 2002
- Name
- Hymenaea mexicana
- Rank
- Species
- Generic Name
- [Genus] Hymenaea
- Authors (Pub.)
- Poinar G. O.
Brown A. E.
- Publication
- Hymenaea mexicana sp. nov. (Leguminosae: Caesalpinioideae) from Mexican amber indicates Old World connections [2002/6]
- Journal
- Botanical Journal of the Linnean Society
- Volume
- 139
- Issue
- 2
- Page number
- 127
- Year
- 2002
- Fossil Status
- leaves
- Stratigraphy
- Aquitanian
- Strat. comment
- 26–22 Mya
- Location
- Mines near Simojoval, Chiapas, Mexico
- Paleoregion
- America (North)
Data for Holotypus
- Repository
- Oregon State University, Corvallis, USA
- Repository Number
- accession number Sd–9–71, Poinar amber collection
- Diagnosis
- Leaflets glabrous, with subsessile petiolules
and inequilateral lamina; stipules elliptical,
with ventral surface glabrous and dorsal surface
hirsute; bracts orbicular; bracteoles broadly ovate to
nearly orbicular, with ventral surface glabrous and
dorsal surface hirsute; receptacle with glabrous stipe
in centre of hypanthium; sepals four, persistent, elliptical,
both surfaces hirsute; showy petals brown, early
caducous, clawed with the lamina expanded proximally
into basal lobes; reduced petals persistent, polymorphic;
ovary glabrous except for long hairs on the
basal portion which continue onto the stipe, surface
verrucose; stamens early caducous, with glabrous filaments
and linear, bilocular, dorsifixed, longitudinally
dehiscent anthers.
