Page 50: 3,140 results for bract
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Oligoneuron: Dichotomous Key
...involucral bracts with a single, thickened midrib; many pappus bristles expanded at apex 1b. Rays yellow, 3–5 mm long; lower leaf blades elliptic or elliptic-oblong to broad-lanceolate or...
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Inula: Dichotomous Key
...involucral bracts 1.5–2.5 mm wide; involucre 8–12 (–20) mm in diameter; body of cypsela 1.5–2 mm long 1b. Basal and lower stem leaves 10–20 cm broad; rays (10–) 20–30 mm long; disk coroll...
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Glebionis: Dichotomous Key
...involucral bracts keeled; cypselas ± flat 1b. Rays yellow; outer involucral bracts not keeled; cypselas compressed-triangular to compressed-columnar or columnar 2a. Principal...
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Anchusa: Dichotomous Key
...mm; bracts subtending flowers with a narrow-lanceolate blade; calyx 6–8(–10) mm long in flower, up to 18 mm long in fruit, the lobes linear to narrow-lanceolate 2b. Mericarps obliquely or...
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Paronychia: Dichotomous Key
...white bracts; plants perennial 1b. Stipules 0.5–3 mm long; calyx 1–3 mm long, each lobe with a tiny apiculus or short awn up to 0.3 mm long; flowers not concealed by bracts; plants annual...
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Gaylussacia: Dichotomous Key
...blades, bracts, sepals, and pedicels with stipitate glands [Fig. 612]; corolla white, sometimes tinged with pink; plants 2–5 dm tall; fruit stipitate-glandular; leaf blades lustrous on the adaxial sur...
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Baptisia: Dichotomous Key
...foliaceous bracts 10–30 mm long; stem villous (sometimes becoming glabrate in later season) 1b. Stipules small and caducous or ± persistent and 3–15 mm long; racemes not secund, ascending...
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Castanea: Dichotomous Key
...spine-like bracts; nuts mostly 20–30 mm wide; petioles 10–20 mm long 3b. Involucre subtending a solitary nut (rarely 2), with usually glabrous spine-like bracts; nuts 7–19 mm wide; petiol...
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Clinopodium: Dichotomous Key
...minute bracts shorter than the calyx; calyx pubescent inside the connate tube; plants annual or short-lived perennial, without stolons, 10–20 cm tall 1b. Verticillasters with numerous flo...
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Agastache: Dichotomous Key
...floral bracts broad-ovate and tipped by a short, acuminate point; stems glabrous or minutely pubescent on middle internodes; leaf blades pubescent across the surface abaxially 2b. Calyx l...