heliotropism

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heliotropism

[‚hē·lē′ä·trə‚piz·əm]
(biology)
Growth or orientation movement of a sessile organism or part, such as a plant, in response to the stimulus of sunlight.
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Byatt and the Heliotropic Imagination; Flint, "Plotting the Victorians"; Kelly A.
The coercive ethos of the myth is also echoed in the movement between the two flowers she names in this "downward slope," both with prominent but distinctly different "eyes": from the yellow, heliotropic eye of the daisies we move to black-eyed Susans (270) with all the brutality resonant in that colloquial floral name.
It concludes with a heliotropic nod to Blake and Montale, favored shades who also revered sunflowers: I give you the great, storm-severed head of a sunflower, blazing in mire of hail.
Just as plants are heliotropic and turn toward the sun, members of business ecosystems follow revenues.
Yet contrary to the tenets of classical Greek humoralism, Jacques Chevalier and Andres Sanchez Bain propose a unique Mexican model based not on a simple equilibrium of temperature but rather on cyclical daily movements within a life-long trajectory of heliotropic growth.
A farm auction has a discernible shape, a heliotropic arc.
Although the heliotropic metaphors seem to move round the sun they can only turn round themselves.
In the title quotation from a sonnet of the Premier livre des amours Ronsard takes advantage of the two meanings of 'souci' to link the lover-poet's torment with the obsessive way his gaze follows his unattainable beloved, just as the heliotropic flower constantly turns to the sun.
This result contrasts with the theoretical considerations of Sinclair and Horie (1989) and Choudhury (2000) on wheat that indicate that this effect is quantitatively marginal; the planophile habit and heliotropic behavior of sunflower leaves can perhaps explain the results of Trapani et al.
But we who are less intimately connected with the school, may also be permitted to congratulate it and ourselves in the hope of being allowed at least as spectators to share in this ascent towards the brighter regions: for the artist and the friend of art meet in the community of the heliotropic, the seekers of light.
Our age has transformed Icarian and heliotropic quests into space exploration.
Two aspects of a southerly wind bring delight to our heliotropic senses--the assured fine spell that accompanies the change, and the translucent quality of air that it produces.