Ehretia Explained

Ehretia is a genus of flowering plants in the borage family, Boraginaceae. It contains 66 species native to the tropics and subtropics of the Americas, sub-Saharan Africa, Asia, Papuasia, and Australia. The generic name honors German botanical illustrator Georg Dionysius Ehret (1708–1770).^[1]

Species

Accepted species and other notable taxa

• Ehretia acuminata  - Koda (East Asia, New Guinea, eastern Australia)
• Ehretia alba
• Ehretia amoena
• Ehretia anacua  - Anacua (Texas in the United States, Mexico)
• Ehretia angolensis
• Ehretia aspera (synonym Ehretia laevis Roxb.)
• Ehretia asperula
• Ehretia australis
• Ehretia bakeri
• Ehretia changjiangensis
• Ehretia coerulea
• Ehretia confinis
• Ehretia cortesia
• Ehretia corylifolia
• Ehretia crebrifolia
• Ehretia cymosa
• Ehretia decaryi
• Ehretia densiflora
• Ehretia dichotoma
• Ehretia dicksonii
• Ehretia dolichandra
• Ehretia dunniana
• †Ehretia europaea E.M. Reid
• Ehretia glandulosissima
• Ehretia grahamii
• Ehretia hainanensis
• Ehretia janjalle
• Ehretia javanica
• Ehretia kaessneri
• Ehretia keyensis
• Ehretia latifolia
• Ehretia lengshuikengensis
• Ehretia longiflora
• Ehretia macrophylla
• Ehretia matthewii
• Ehretia meyersii
• Ehretia microcalyx
• Ehretia microphylla
• Ehretia mollis
• Ehretia moluccana
• Ehretia namibiensis
• Ehretia obtusifolia
• Ehretia papuana
• Ehretia parallela
• Ehretia philippinensis
• Ehretia phillipsonii
• Ehretia pingbianensis
• Ehretia pranomiana
• Ehretia psilosiphon
• Ehretia resinosa
• Ehretia retusa
• Ehretia rigida  - Deurmekaarbos (Southeastern Africa)
• Ehretia rosea
• Ehretia saligna
• Ehretia seyrigii
• Ehretia siamensis
• Ehretia silvana
• Ehretia takaminei
• Ehretia timorensis
• Ehretia tinifolia
• Ehretia trachyphylla
• Ehretia tsangii
• Ehretia urceolata
• Ehretia wallichiana
• Ehretia wightiana
• Ehretia winitii

Fossil record

†Ehretia europaea fossil seeds of the Chattian stage, Oligocene, are known from the Oberleichtersbach Formation in the Rhön Mountains, central Germany.^[2] Endocarp fossils have been described from the Late Miocene locality of Pont-de-Gail in France and from the southern border of the Po Plain in northern Italy in two sites dated to the Zanclean and in three sites of supposed Zanclean age^[3]

Taxonomy references

• Web site: Index Nominum Genericorum -- Ehretia. 2009-03-31. International Code of Botanical Nomenclature. Smithsonian Museum of Natural History. Washington, D.C..
  • • Web site: Ehretia P.Browne. 2009-03-31. African flowering plants database. South African National Biodiversity Institute, the Conservatoire et Jardin botaniques de la Ville de Genève and Tela Botanica. Pretoria.

External links

• • Book: Browne, M.D.. Patrick. Patrick Browne (physician). Georg Dionysius. Ehret. Georg Dionysius Ehret. The civil and natural history of Jamaica :in three parts. In three dissertations. The whole illustrated with fifty copper-plates : in which the most curious productions are represented of the natural size, and delineated immediately from the objects. 2009-03-31. March 1756. T. Osborne and J. Shipton. London

    Gray's Inn

    . 168. The Broad-leaf’d Cherry tree. http://www.botanicus.org/page/1147986.

Notes and References

1. Book: Bennett, Masha . Pulmonarias and the Borage Family . registration . 2003 . Timber Press . 978-0-88192-589-0.
2. The floral change in the tertiary of the Rhön mountains (Germany) by Dieter Hans Mai - Acta Paleobotanica 47(1): 135-143, 2007.
3. Pliocene and Early Pleistocene carpological records of terrestrial plants from the southern border of the Po Plain (northern Italy) by Edoardo Martinetto, Giovanni Monegato, Andrea Irace and Elena Vassio - Review of Palaeobotany and Palynology 218(1) November 2014 by DOI: 10.1016/j.revpalbo.2014.10.007