Results 61 to 70 of about 752 (187)

The Red Queen unveils the sexual and mating strategies of flowers

open access: yesJournal of Ecology, Volume 114, Issue 5, May 2026.
Although the conventional wisdom is that floral traits of plants evolved in concert with their mutualistic pollinators, here we showed that several key sexual and mating traits of plants, which modulate their outcrossing strategy, evolved in response to the pressure exerted by their antagonistic insect herbivores.
Carlos Roberto Fonseca   +2 more
wiley   +1 more source

The quest for molecular regulation underlying unisexual flower development

open access: yesFrontiers in Plant Science, 2016
The understanding of the molecular mechanisms responsible for the making of a unisexual flower has been a long-standing quest in plant biology. Plants with male and female flowers can be divided mainly into two categories: dioecious and monoecious, and ...
Rómulo eSobral   +3 more
doaj   +1 more source

Characteristics of Sex Expression in Monoecious Persimmons.

open access: yesEngei Gakkai zasshi, 1992
A persimmon (Diospyros kaki) tree may manifest three types of flowers; female, male, and perfect (hermaphrodite). Most cultivars bear only female flowers but others have both female and male and sometimes perfect flowers as well. In monoecious or polygamous cultivars, sex expression has been observed to be modified by the previous year's fruit load and
Yonemori, Keizo   +2 more
openaire   +2 more sources

Sexual systems in the New Zealand angiosperm flora

open access: yes, 2022
We present data on sexual systems and associated traits in the New Zealand angiosperm flora and discuss reasons for the anomalously high levels of gender dimorphism in the flora, and the low levels of monoecy in woody species.
Sarah J. Richardson (7311326)   +1 more
core   +1 more source

Climate Zones Shape the Global Diversity of Sexual Systems in Forests Woody Plants

open access: yesDiversity
Sexual systems critically influence woody plant evolution and forest functioning, yet their global patterns and environmental drivers remain understudied.
Haixia Li   +5 more
doaj   +1 more source

Rate of Natural Outcrossing in Monoecious Cucumbers

open access: yesHortScience, 1985
Abstract The rate of natural outcrossing in cucumber ( Cucumis sativus L.) was measured at 3 locations in North Carolina, using the dominant allele for scab resistance as the marker gene. Outcrossing was measured within and between 1.5 m plots in isolation blocks.
Todd C. Wehner, Samuel F. Jenkins
openaire   +1 more source

Contents and Recovery of Gibberellins in Monoecious and Gynoecious Cucumber Plants [PDF]

open access: yesPlant Physiology, 1968
Diffusates from seedlings and root exudates from 6-week-old plants of a monoecious line of cucumber, Cucumis sativus L., contained considerably higher levels of gibberellin-(GA-) like substances than did those from plants of an isogenic gynoecious line.
D, Atsmon, A, Lang, E N, Light
openaire   +2 more sources

Sex‐specific ethylene responses drive floral sexual plasticity in Cannabis sativa

open access: yesThe Plant Journal, Volume 125, Issue 3, February 2026.
SUMMARY Cannabis sativa L. exhibits pronounced sexual plasticity in which both XX and XY plants can undergo floral phenotypic sex reversal in response to ethylene modulation, yet the underlying molecular mechanisms remain poorly defined. Here, we present the most extensive multi‐omic analysis of ethylene‐induced sex change in C.
Adrian S. Monthony   +5 more
wiley   +1 more source

Dicliny in Bouteloua (Poaceae: Chloridoideae): Implications for the Evolution of Dioecy

open access: yes, 2007
The New World grass genus Bouteloua (Chloridoideae: Cynodonteae) comprises 57 species, 13 of which produce unisexual spikelets and hence are diclinous. Andromonoecy, gynodioecy, monoecy, trimonoecy, and dioecy all occur in the genus, and ten species are ...
Columbus, J. Travis   +2 more
core   +1 more source

Toward an art of genomic selection in vegetable breeding

open access: yesCrop Science, Volume 66, Issue 1, January/February 2026.
Abstract Genomic selection (GS) is a powerful strategy for accelerating genetic gain in plant breeding. While in recent years GS has been widely adopted in breeding programs for agronomic crops, its implementation in vegetable breeding has been comparatively limited.
Christopher O. Hernandez, Gregory Vogel
wiley   +1 more source

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