Adenocaulon Hooker (Q3231)
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Adenocaulon is a taxon with the rank genus within the tribe Mutisieae
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Adenocaulon Hooker
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Adenocaulon is a taxon with the rank genus within the tribe Mutisieae
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Statements
taxon/id/Adenocaulon Hooker
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Adenocaulon Hooker
Adenocaulon
Hooker
FNA Editorial Committee. 2006. Flora of North America north of Mexico. Volume 19: Magnoliophyta: Asteridae, part 6: Asteraceae, part 1. Oxford University Press, New York.
accepted
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petiolate (proximal) or sessile (distal);
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blades ovate to ± triangular [suborbiculate], bases mostly truncate to cordate or hastate, margins coarsely dentate or lobulate to denticulate or entire, abaxial faces tomentose, adaxial faces glabrate (distalmost leaves often linear or scalelike).
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Heads disciform, borne in open paniculiform arrays.
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Involucres cuplike to saucer-shaped (inconspicuous), 4–8+ mm diam.
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Phyllaries in 1–2 series, ovate to oblong, ± equal (reflexed in fruit), apices obtuse.
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Receptacles convex, smooth, glabrous, epaleate.
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Florets: outer 3–7 florets pistillate, corollas white or ochroleucous, obscurely zygomorphic (± 2-lipped; staminodes 4–5, minute; style-branches relatively short);
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inner 2–10 florets functionally staminate, corollas white or ochroleucous, actinomorphic (lobes 5);
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anther basal appendages (relatively short) entire, apical appendages narrowly triangular;
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style-branches none (apices of styles obtuse to acute).
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Cypselae clavate to obovoid, not beaked, ± ribbed, faces distally stipitate-glandular;
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more or less triangular
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mostly truncate
cordate or hastate
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