Results 31 to 40 of about 2,054 (190)

Floral ontogeny links Dialypetalanthus (Condamineeae) with the floral developmental morphology of other Rubiaceae [PDF]

open access: yesPlant Ecology and Evolution, 2022
Background – Vegetative and fruit characters of the Amazonian genus Dialypetalanthus point to a position in Rubiaceae. However, its floral morphology is so deviant that the genus was often placed in a family of its own.
Alexander Vrijdaghs   +4 more
doaj   +3 more sources

Flora of Espírito Santo: Lecythidaceae

open access: yesRodriguésia, 2022
The Lecythidaceae clade has a pantropical distribution and comprises 24 genera and 355 species. Ten genera and 121 species occur in Brazil, where species richness is highest in Amazonia. Four genera and 14 species were recorded in Espírito Santo, as well
Michel Ribeiro   +3 more
doaj   +1 more source

Additional file 9 of Reconstructing an historical pollination syndrome: keel flowers

open access: yes, 2022
Additional file 9. S9.
Félix Forest (157973)   +3 more
core   +1 more source

Labellum vasculature in some monocotyledonous taxa [PDF]

open access: yesTaeckholmia
The vasculature and structure of the labellum are diagnostic and highly significant across monocotyledonous taxa. This study examined the floral vasculature of seven taxa from Cannaceae, Marantaceae, Zingiberaceae (Zingiberales), and Orchidaceae ...
Salma Abd El-Ghany   +2 more
doaj   +1 more source

Flower and floral trichome morphology of species of Dyckia Schult. f. (Bromeliaceae, Pitcairnioideae), and their importance to species characterization and genus taxonomy

open access: yesActa Botânica Brasílica
This paper presents a morphological analysis of the flower and floral trichomes of three rare species of Dyckia: Dyckia ibicuiensis, D. polyclada and D. racinae.
Jordano Dorval Tavares de Carvalho   +2 more
doaj   +1 more source

CAMELLIA THUANANA (CAMELLIA SECT. CHRYSANTHA) – A NEW SPECIES FROM THE CENTRAL HIGHLANDS, VIETNAM

open access: yesTạp chí Khoa học Đại học Đà Lạt, 2022
Camellia thuanana, a new species of the genus Camellia L. (Theaceae) is described and illustrated from the Central Highlands, Vietnam. Morphological features of this species are small flowers and pedicellate; leaves stalked, anastomosing venation, blades
Thanh Truong Hoang   +2 more
doaj   +1 more source

Structure, development and evolution of the androecium in Adansonieae (core Bombacoideae, Malvaceae s.l.)

open access: yes, 2015
Androecium development and vasculature were studied in nine species of the Adansonieae clade (core Bombacoideae, Malvaceae s.l.). In early androecium development either distinct pentagonal androecial ring walls or five common petal/androecium primordia ...
Bayer, C   +5 more
core   +1 more source

The morphology of pollen presenter and polymorphism of pollen grains Taraxacum officinale F. H. Wigg.

open access: yesActa Agrobotanica, 2012
The study of the structure of the pollen presenter of Taraxacum officinale and morphology of pollen grains was conducted based on plant material sampled from three different sites.
Elżbieta Weryszko-Chmielewska   +1 more
doaj   +1 more source

Floral and reproductive biology and pollinators of Campomanesia guazumifolia (Cambess.) O. Berg., neglected species

open access: yesActa Scientiarum: Biological Sciences, 2021
Studies on the Myrtaceae family are mainly distributed in floristic surveys, reproductive studies of plant communities or related to family taxonomy. Based on this, the objective of the present study was to elucidate aspects of floral and reproductive ...
Karina Guollo   +3 more
doaj   +1 more source

Ancestral state reconstruction for the androecium in the major clade Rutaceae.

open access: yes, 2015
The topology of the sampled species was determined according to Groppo et al. [4], Salvo et al. [13], Poon et al. [11], Morton et al. [17], and Manafzadeh et al. [43]. The different colors represent the different status of androecium.
Lai Wei (36699)   +3 more
core   +1 more source

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