involucrum

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Related to involucre: raceme, pappus
See: veil
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Capitulescences racemose to spicate; capitula subsessile, homogamous, discoid; receptacle epaleate; involucre three- to six-seriate.
Capitulescences monocephalous or two- to three-headed, terminal; capitula pedunculate, homogamous, ligulate; receptacle epaleate; involucre multiseriate.
Capitulescences monocephalous, rarely several heads per branch, either axillar or seemingly terminal; capitula short- to longpedunculate, pendulous, homogamous, bilabiate; receptacle epaleate; involucre multiseriate, phyllaries reddish.
Capitulescences monocephalous, rarely two- to three-headed, terminal; capitula short-pedunculate, homogamous, radiate; receptacle epaleate; involucre multiseriate, six- to ten-seriate.
Capitulescences monocephalous or two- to five-headed, corymbose; capitula sessile to pedunculate, heterogamous, radiate; receptacle epaleate; involucre multiseriate, ovoid, globose-urceolate to cyathiform.
Capitulescences monocephalous, terminal, sometimes on scapes, corymbose to paniculate; capitula heterogamous, radiate or discoid; involucre multiseriate; receptacle epaleate, pilose to setose.
Capitulescences a capituliform pseudocephalium; capitula subsessile, homogamous, discoid; outer capitula of the pseudocephalia with two florets, the involucre of two phyllaries, the outer phyllary keeled, embracing the two florets, the inner phyllary not embracing and placed between the two florets and interpreted as a palea; central capitulum one- to five-flowered, involucre uniseriate; receptacle paleate or epaleate.
Capitulescences monocephalous, racemose, spicate, to glomerulose or pseudocephalium; capitula sessile to pedunculate, homogamous, discoid or radiate, five-flowered, occasionally one- to four-flowered; receptacle epaleate; involucre two-seriate.
Capitulescences densely corymbose; capitula short-pedunculate, homogamous, discoid; receptacle paleate, paleae embracing the marginal florets; involucre multiseriate.
Capitulescences monocephalous, terminal; capitula sessile, heterogamous, discoid; receptacle epaleate; involucre multiseriate.
Capitulescences monocephalous, terminal; capitula pedunculate, homogamous, radiate or discoid; receptacle paleate; involucre multiseriate.
Capitulescences monocephalous, terminal to axillar; capitula sessile, homogamous, radiate; receptacle fimbriate; involucre multiseriate.