@article{fdi:010063340, title = {{S}irdavidia, an extroardinary new genus of {A}nnonaceae from {G}abon}, author = {{C}ouvreur, {T}homas and {N}iangadouma, {R}. and {S}onk{\'e}, {B}. and {S}auquet, {H}.}, editor = {}, language = {{ENG}}, abstract = {{A} distinctive new monotypic genus from {G}abon is described in the tropical plant family {A}nnonaceae: {S}irdavidia, in honor to {S}ir {D}avid {A}ttenborough. {M}olecular phylogenetic analyses confirm that {S}irdavidia, which is very distinct from a morphological standpoint, is not nested in any existing genus of {A}nnonaceae and belongs to tribe {P}iptostigmateae (subfamily {M}almeoideae), which now contains a total of six genera. {T}he genus is characterized by long acuminate leaves, fully reflexed red petals, 16-19 bright yellow, loosely arranged stamens forming a cone, and a single carpel topped by a conspicuous stigma. {W}ith just three known collections, a preliminary {IUCN} conservation status assessment is provided as ?endangered? as well as a distribution map. {T}he discovery of {S}irdavidia is remarkable at several levels. {F}irst, it was collected near the road in one of the botanically best-known regions of {G}abon: {M}onts de {C}ristal {N}ational {P}ark. {S}econd, its sister group is the genus {M}wasumbia, also monotypic, endemic to a small area in a forest in {T}anzania, some 3000 km away. {F}inally, the floral morphology is highly suggestive of a buzz pollination syndrome. {I}f confirmed, this would be the first documentation of such a pollination syndrome in {M}agnoliidae and early-diverging angiosperms in general.}, keywords = {{PLANTE} {SAUVAGE} ; {FORET} {DENSE} ; {GENRE} {NOUVEAU} ; {ESPECE} {NOUVELLE} ; {PHYLOGENIE} ; {ANATOMIE} {VEGETALE} ; {DIAGNOSE} ; {PHENOLOGIE} ; {SPECIMEN} {TYPE} ; {POLLINISATION} ; {GABON}}, booktitle = {}, journal = {{P}hyto{K}eys}, volume = {46}, numero = {}, pages = {1--19}, ISSN = {1314-2011}, year = {2015}, DOI = {10.3897/phytokeys.46.8937}, URL = {https://www.documentation.ird.fr/hor/fdi:010063340}, }