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Crepis: Dichotomous Key
...slender, 12–17 mm long, and with a long, slender beak 1b. Cypselas ± uniform, 1.4–7.5 mm long 2a. Inner series of involucral bracts glabrous on the adaxial (i.e., inner) surf...
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Antennaria: Dichotomous Key
... 1a. Rosette leaves smaller, 2–15 (–21) mm wide, 1-veined or sometimes with 2 additional, evanescent, lateral veins, the lateral veins (when present) located ⅔ to ¾ the distance ...
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Senecio: Dichotomous Key
...(1924), but specimens are unknown. Senecio pseudoarnica Less. was reported from ME by Gleason and Cronquist (1991), but specimens are unknown. See Pelser et al. (2007) for new circumscri...
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Myosotis: Dichotomous Key
...(1972). 1a. Calyx pubescent with erect to appressed hairs that are not hooked at the tip [Fig. 499]; plants commonly of wet-mesic to hydric soils, even growing in shallow water ...
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Campanula: Dichotomous Key
... 11a. Stem sharply angled; lower leaf blades evidently cordate at the base; inflorescenc a loose raceme of 1–4 flowers at the apex of the stem and branches 11b. Stem bluntly angle...
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Spergularia: Dichotomous Key
...since 1898. References: Rossbach (1940), Hartman and Rabeler (2005b). 1a. Seeds 0.4–0.6 mm long, without an equatorial wing; flowers with 6–10 stamens [Fig. 577]; plants with evident f...
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Euonymus: Dichotomous Key
... 1a. Petioles 1–3 (–5) mm long; capsules divided to near base into 4 almost separate sections (often 1 or more of these sections abortive); branchlets with (2–) 4 conspicuous corky wings [Fig....
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Swida: Dichotomous Key
... 1b. Leaves opposite, ± evenly spaced along the twig; petioles 3–15 (–25) mm long; endocarp not pitted; branchlets without above-mentioned fungal infection 2a. Drupes black or gre...
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Sabatia: Dichotomous Key
...(1916), Wilbur (1955). 1a. Perianth (8–) 9- to 12-merous [Fig. 668]; plants perennial, with elongate rhizomes terminating in basal rosettes of leaves 2a. Calyx lobes oblan...
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Ligustrum: Dichotomous Key
...anthers 1–2 mm long, typically exserted beyond the tips of the corolla lobes; panicles 6–10 cm tall, relatively open, often interspersed with non-flowering branchlets; pedicels 1–5 mm long ...