Results 81 to 90 of about 14,393 (278)

Perennial Flowers [PDF]

open access: yes, 1948
PDF pages ...
Ries, Victor H.
core  

Diversitat isoenzimàtica de la flora vascular silvestre dels Països Catalans [PDF]

open access: yes, 2008
Els Països Catalans presenten una elevada diversitat florística, amb més de 4.500 tàxons i una taxa mitjana d'endemicitat al voltant del 5 %. En el present estudi s'ha dut a terme una síntesi de les dades publicades fins a la data referides a diversitat ...
Blanché i Vergés, Cèsar   +3 more
core  

Generalised bumblebee–flower interactions demonstrate weak floral niche partitioning despite a high bee diversity

open access: yesEcography, Volume 2025, Issue 10, October 2025.
Niche partitioning is one of the key mechanisms allowing species coexistence and is especially relevant in species‐rich communities. For pollinators, morphology is a major axis in which species differentiate their foraging niche, as it influences the match with flower morphology. Bumblebees Bombus spp.
Xin Xu   +8 more
wiley   +1 more source

Circular 114 [PDF]

open access: yes, 1998
Trials were begun in 1989 at the Georgeson Botanical Garden (64°51’N, 147° 52’W, elevation 475 feet; 136 meters) to evaluate the hardiness and ornamental potential of trees, shrubs, and herbaceous perennial ornamentals. Woody ornamentals are tested for
Gibson, Jane   +3 more
core  

Floral Color and Family Drive Contrasting Plant–Pollinator Responses to Nutrient Enrichment

open access: yesEcology and Evolution, Volume 15, Issue 9, September 2025.
Floral taxonomic family and color mediated how plant–pollinator reactions respond to nutrient enrichment. Nitrogen enrichment increased yellow and purple Asteraceae flowers and decreased pink, blue, and green flowers in Geraniaceae, Fabaceae, and Iridaceae. These shifts in floral colors and traits altered pollinator composition.
Rebecca A. Nelson   +2 more
wiley   +1 more source

Antiinflammatory and antibacteriological properties of extracts from aboveground part of Delphinium elatum L. (ranunculaceae)

open access: yesБюллетень сибирской медицины, 2012
The results of experimental researches showed that extracts from Delphinium elatum L. have moderate antiproliferative activity, essentially decrease progress of inflammation, induced by Freund’ Adjuvant and development of germs.
T. N. Povetiyeva   +6 more
doaj   +1 more source

Taxonomic corrections and new records for vascular plants of Kyrgyzstan, 6

open access: yesNordic Journal of Botany, Volume 2025, Issue 9, September 2025.
A series of notes on taxonomy, nomenclature, morphology and distributions of native species of vascular plants in Kyrgyzstan is presented. Anaphalis roseoalba is treated as a synonym of A. virgata; Hippolytia herderi and H. megacephala are new synonyms of H. senecionis; Hippolytia darvasica and H. schugnanica are new synonyms of H. tomentosa; Campanula
Alexander N. Sennikov   +4 more
wiley   +1 more source

A conspect of chromosome numbers in tribe Delphinieae (Ranunculaceae) [PDF]

open access: yes, 1999
A literature survey of chromosome number counts was made for the tribe Delphinieae, which includes the genera Aconitum, Delphinium, Consolida, and Aconitella. 1097 reports are presented corresponding to 327 species, representing about 40 % of the total
Blanché i Vergés, Cèsar   +3 more
core  

Evolution of petal patterning: blooming floral diversity at the microscale

open access: yesNew Phytologist, Volume 247, Issue 6, Page 2538-2556, September 2025.
Summary The flowers of angiosperms are extraordinarily diverse. While most floral variation is visible to the naked eye, this diversity goes beyond the macroscale: Floral organs comprise an underappreciated range of cell types that generate a multitude of patterns across their surfaces and give rise to novel structures.
Erin Doody, Edwige Moyroud
wiley   +1 more source

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

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