perianth


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  • noun

Synonyms for perianth

collective term for the outer parts of a flower consisting of the calyx and corolla and enclosing the stamens and pistils

References in periodicals archive ?
The five appendages that compose the perianth cannot be defined as sepals or petals in the type specimens (Fig.
Style and perianth explants produced stigma-like structures [12].
Similarities between flowers of Adenanthemum Conwentz and Itea include that the flowers are hermaphroditic, pedicellate, have a pentamerous and actinomorphic perianth with distinct whorls of sepals and petals, a valvate corolla, a haplostemonous androecium with antesepalous stamens, dorsifixed anthers with introrse dehiscence, a superior ovary (ovary position is variable in Itea), two fused styles, and a single, capitate stigma (Conwentz, 1886; Kubitzki, 2007a).
from the perianth of coconut in Sri Lanka (Acari: Tenuipalpidae) International journal of Acarology, 26(2): 145-153.
A widespread, much less complex monosymmetric architecture is by sigmoidal curvature of the pollination organs and often also the perianth either up-down-up or down-up-down (Fig.
Asymmetry appears much less common than monosymmetry, but not if imbricate perianth organ aestivation and floral torsions are also included.
In all Dasypogonaceae, the perianth is persistent in fruit, but is retained in different manners and for different purposes in each genus.
The perianth is considered dimorphic when sepals and petals that have distinct morphologies from one another occur in the same flower.
Floral Ontogeny in Scirpus, Eriophorum and Dulichium (Cyperaceae), with special reference to the perianth.
Reproducing as a male is limited to pollen production (and perianth production in animal pollinated plants), while females must produce seeds and fruits (and the perianth in animal pollinated species).
Rose, Ranunculus) have distinct sepals and petals in their flower systems while others (Hemerocallis, Nerine, Amaryllis) have undifferentiated sepals or petals called perianth (tepals).
This strategy has had an impact on the floral display in some of the associated Ophrys, particularly on their perianth that sometimes matches the spectral reflectance of the host plants visited by the females bees, resulting in an increased attractiveness towards patrolling male bees (see Spaethe et al.
The wings of wind-dispersed fruits take various configurations and may be formed from different structures including outgrowths of the ovary, hypanthium, perianth parts, and/or bracts.
Perianth position: hypogynous=0; semi-epigynous= 1; epigynous=2.
Both Arthrostylis and Trachystylis are monotypic Australian taxa with bisexual flowers that lack perianth segments, but share gross morphological similarity with Schoeneae (e.