Results 51 to 60 of about 1,017 (175)
A taxonomic synopsis of Heliotropiaceae (Boraginales) in Thailand
A synopsis of Heliotropiaceae in Thailand is presented together with the taxonomic history, identification keys, distribution, phenology, herbarium specimen citations and diagnostic characters of each species. The taxonomic character of the family is of terminal style with a conical stigma structure forming a basal ring around the ...
Kanokorn Rueangsawang +1 more
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INDEPENDENT ORIGINATION OF FLORAL ZYGOMORPHY, A PREDICTED ADAPTIVE RESPONSE TO POLLINATORS: DEVELOPMENTAL AND GENETIC MECHANISMS [PDF]
Observations of floral development indicate that floral organ initiation in pentapetalous flowers more commonly results in a medially positioned abaxial petal (MAB) than in a medially positioned adaxial petal (MAD), where the medial plane is defined by ...
Bukhari, Ghadeer, Zhang, Wenheng
core +1 more source
Significance Statement Plants produce progesterone and androgens, which alter root morphology in A. thaliana and 60% of tested angiosperms. Brassinosteroids seem uninvolved. Understanding the mechanism is like navigating an unknown city—exemplarily Dittelbrunn (a small village in Bavaria)—where the expected shortcut (interaction with brassinosteroids ...
Karl Ludwig Körber +11 more
wiley +1 more source
Abstract Premise Leveraging DNA markers, particularly single‐nucleotide polymorphisms (SNPs), in parentage analysis, sib‐ship reconstruction, and genomic relatedness analysis can enhance plant breeding efficiency. However, the limited availability of genomic information, confined to the most commonly used species, hinders the broader application of ...
Kedra M. Ousmael, Ole K. Hansen
wiley +1 more source
In this study we compare the reproductive biology of Cordia globosa and C. leucocephala (Cordiaceae, Boraginales; formerly referred to Boraginaceae) to understand the functioning of the floral morphs and the relations with their effective pollinators ...
Isabel C. Machado +2 more
doaj +1 more source
Abstract Phacelia sect. Glandulosae, with ca. 62 taxa, is the most diverse of the 11 sections of the genus Phacelia (Hydrophyllaceae). The family is largely restricted to North and Central America, but the genus Phacelia has an amphitropical distribution with nine species reported from western South America, five of which have been assigned to P. sect.
Maria‐Anna Vasile +3 more
wiley +1 more source
Lectotypifications of six taxa in the Boraginales (Cordiaceae and Heliotropiaceae) [PDF]
A large number of specimens used as original material for the description of new species were destroyed in the bombing of the Berlin-Dahlem herbarium, B, in 1943. Six lectotypes are designated here for Cordia discolor Cham., Cordia multispicata Cham., Cordia tobagensis Urb. and its variety broadwayi Urb.
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SUMMARY Cytochrome P450 monooxygenases of the CYP79 family catalyze conversion of specific amino acids into oximes feeding into a variety of metabolic plant pathways. Here we present an extensive phylogenetic tree of the CYP79 family built on carefully curated sequences collected across the entire plant kingdom.
Donka Teneva Koleva +7 more
wiley +1 more source
Firensia Scop. was based on Cordia flavescens Aubl., a species described and illustrated from a mixed collection that Scopoli never transferred to Firensia. The genus included three additional species formally named by Rafinesque.
Christian Feuillet
doaj +1 more source
Characterisation of a Novel Fruit Type Found in Ehretia (Ehretiaceae, Boraginales) [PDF]
Ehretia (Ehretiaceae, Boraginales) has been divided into two major clades, characterised by fruits with four endocarpids (Ehretia I, including species of Ehretia formerly belonging to Rotula) and by fruits with two endocarpids (Ehretia II, plus E. microphylla (= Carmona retusa) with an undivided endocarp), respectively.
Gottschling, M., Hilger, H.H.
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