Results 81 to 90 of about 4,757 (209)

Angiosperm diversity in Bhadrak region of Odisha, India

open access: yesJournal of Threatened Taxa, 2020
We present the information about angiosperm species in Bhadrak District of Odisha, India. In so doing, we assess the state of floristic knowledge across ecoregions of the district and pinpoint our understanding of the district flora.
Taranisen Panda   +4 more
doaj   +1 more source

The Complete Plastid Genome Sequence of Madagascar Periwinkle Catharanthus roseus (L.) G. Don: Plastid Genome Evolution, Molecular Marker Identification, and Phylogenetic Implications in Asterids. [PDF]

open access: yesPLoS ONE, 2013
The Madagascar periwinkle (Catharanthusroseus in the family Apocynaceae) is an important medicinal plant and is the source of several widely marketed chemotherapeutic drugs.
Chuan Ku   +3 more
doaj   +1 more source

Selective response of Ricinus communis seedlings to soil borne Rhizoctonia infection [PDF]

open access: yes, 2015
Seedlings of Ricinus communis tolerated soil-borne Rhizoctonia infection in strain dependent manner. There was no connection revealed between pathogenicity of strains and their origin or taxonomic position, however, the castor plant proved to be ...
Bittsánszky, András   +2 more
core   +2 more sources

CRABS CLAW‐independent floral nectary development in Penstemon barbatus

open access: yesAmerican Journal of Botany, Volume 112, Issue 6, June 2025.
Abstract Premise Plants secrete carbohydrate‐rich nectar from specialized floral nectary glands to attract pollinators. Arabidopsis and Petunia (rosid and asterid core eudicots, respectively) share genetic control of nectary development requiring activation of CRABS CLAW by euAGAMOUS and PLENA.
Amanda M. Katzer   +3 more
wiley   +1 more source

Morphology and Anatomy of Physical Dormancy in Ipomoea lacunosa: Identification of the Water Gap in Seeds of Convolvulaceae (Solanales) [PDF]

open access: yesAnnals of Botany, 2007
Convolvulaceae is the most advanced plant family (asterid clade) that produces seeds with physical dormancy (water-impermeable seed coat). There are several different opinions about the nature of the specialized structure ('water gap') in the seed coat through which water initially enters seeds of Convolvulaceae, but none of them has been documented ...
K M G Gehan, Jayasuriya   +3 more
openaire   +2 more sources

Dose-dependent Pupicidal, Adulticidal and Ovicidal Activities of Leaf Extracts of Tiliacora Acuminata on Japanese Encephalitis Vector Culex Vishnui Group [PDF]

open access: yes, 2019
Vector of Japanese encephalitis is Culex vishnui group of mosquito and control of that mosquito is facing threat due to emergence of resistance to synthetic insecticides. Insecticides of plant origin now act as suitable alternate for control of JE vector.
Singha, S. (Someshwar)
core  

Gargaphia paula (Heteroptera: Tingidae): first host plant record, new geographic data and distribution summary. [PDF]

open access: yes, 2019
Gargaphia paula Drake, 1939 is a neotropical species, which according to the literature, occurs in Brazil, Panama and Peru. Here we present 6 species of Arachis (Fabaceae) as the first host plant records, as well as two new country records, Costa Rica ...
AZEVEDO, H. N. de   +3 more
core   +1 more source

Analysis of 18s rRNA Sequence of Two Species of Family Convolvulaceae [PDF]

open access: yes, 2013
Two species of the family Convolvulaceae namely Ipomoea staphylina and Merremia aegyptica were collected from different parts of Karnataka. The ribosomal RNA was isolated from the plant leaf sample.
Pragati Parameshwar, V.G.   +1 more
core  

Chromosome‐scale reference genome of Pectocarya recurvata, the species with the smallest reported genome size in Boraginaceae

open access: yesApplications in Plant Sciences, Volume 13, Issue 3, May-June 2025.
Abstract Premise Pectocarya recurvata (Boraginaceae, subfamily Cynoglossoideae), a species native to the Sonoran Desert (North America), has served as a model system for a suite of ecological and evolutionary studies. However, no reference genomes are currently available in Cynoglossoideae. A high‐quality reference genome for P.
Poppy C. Northing   +3 more
wiley   +1 more source

Ipomoea L. (Convolvulaceae) na mesorregião agreste do Estado da Paraíba, Nordeste brasileiro

open access: yesHoehnea
RESUMO Convolvulaceae é uma família cosmopolita pertencente à ordem Solanales, que abrange cerca de 1.880 espécies distribuídas em 60 gêneros. O gênero Ipomoea L. é o mais representativo, com cerca de 700 espécies ao redor do globo.
Ana Paula da Silva Lima   +1 more
doaj   +1 more source

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