Bisexual flowers atypical

Boyce PC, Croat TB. The further growth of the fused stamens or staminodes eventually results in the formation of a synandrium or a synandrode. Canadian Journal of Botany , , 81 6: Typologische und ontogenetische Untersuchungen an Spathicarpa sagittifolia Schott Araceae: Mostly the species that reproduce vegetatively also reproduce sexually through seed e. St, staminode; arrowhead, incompletely developed gynoecium.
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Plant reproductive morphology - Wikipedia

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Plant reproductive morphology

Overall view of inflorescences of P. Stamen primordia are initiated simultaneously on the periphery of more or less circular floral primordia Fig. Root and shoot variation in relation to potential intermittent drought adaptation of Mesoamerican wild common bean Phaseolus vulgaris L. It is important to note that in a sample of n flowers there are at least two interesting sources of variation: Note the formation of the stylar compitum arrowheads.
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translation and definition "bisexual flower", Dictionary English-English online

A similar phenomenon occurs in ABFs of P. Figure 5 Developmental stages of male flowers. Although the concept of homeosis is largely used in molecular biology, it was first defined from a morphological perspective at the beginning of the century [see Sattler for a review of this concept in developmental morphology]. In both species, the slope of the linear regression of those two parameters is not significantly different from —1. Different forms may occur on the same tree, or on different trees.
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Am J Bot Generally, the portion of the bisexual flower facing the male zone forms stamens, and the portion facing the female zone develops one or two carpels. In commercial production, where large amounts of seeds need to be produced, R-lines are planted in alternating rows between A-lines. The presence of atypical bisexual flowers may correspond to a morphogenetic gradient at the level of the inflorescence as a whole. Eyde RH, Nicolson DH, Sherwin P. The mentor effect can be enhanced by using inactivated or dead pollen Nettancourt,
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