Page 8: 113 results for rosette
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Draba: Dichotomous Key
...basal rosette of leaves 2b. Plants perennial from a caudex; rachis of infructescence relatively elongate, (16–) 20–78 mm long; stem leaves more evenly distributed, usually some produced ...
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Cirsium: Dichotomous Key
...a rosette of leaves 3b. Involucre 20–50 mm tall; capitula with bisexual flowers; plants biennial or short-lived perennial, not colonial, the reproductive stems arising from a rosette of l...
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Onagraceae: Dichotomous Key
...turions, rosettes, or sobols 5b. Hypanthium not extending beyond the summit of the ovary; petals 10–20 mm long, ± entire at the apex; stamens in 1 series, declined; stigma with 4 conspic...
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Crassulaceae: Dichotomous Key
...basal rosettes; plants monocarpic 2b. Perianth mostly 4- or 5-merous; stamens mostly 8 or 10 per flower; leaves borne on a stem; plants polycarpic 3a. Leaf blades entire, oft...
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Lythraceae: Dichotomous Key
...crowded rosette, and have rhombic blades borne on inflated petioles [Fig. 717]; fruit indehiscent, caltrop-shaped, with 4 stout horns 1b. Leaves monomorphic, neither dissected nor with in...
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Hieracium: Dichotomous Key
...well-developed rosette of basal leaves at anthesis, commonly with stolons [Fig. 426] 2a. Reproductive stems bearing a solitary capitulum or a capitulescence with 2–4 (–6) capitula on elon...
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Sabatia: Dichotomous Key
...basal rosettes of leaves 2a. Calyx lobes oblanceolate to spatulate (rarely linear), without a hyaline margin, 1–3 mm wide, with 3–5 distinct nerves; basal, connate portion of the calyx di...
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Potentilla: Dichotomous Key
...withered rosette of leaves (i.e., primary leaves borne on the stem); anthers 0.8–1.2 (–1.5) mm long; stipules lobed; achenes 1.2–1.8 mm long 21b. Stems arising laterally to a persistent b...
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Plantaginaceae: Dichotomous Key
...floating rosette [Fig. 766] 2b. Perianth present; plants terrestrial (aquatic in Littorella); leaves not forming a floating rosette near the apex of the stem 3a. Peria...
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Poaceae Group 10: Dichotomous Key
...overwintering rosette (elongate and similar to stem leaves in 2 species); many species producing branches from the lower and middle stem nodes in summer, these sometimes rebranching; reduced secondar...