Page 54: 3,316 results for 2
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Valerianella: Dichotomous Key
... 2a. Corolla 3–5 mm long, with lobes 1–2 mm long; outer bracts of cymule usually eciliate (except sometimes near apex) 2b. Corolla 1.5–2 mm long, with lobes 0.4–0.8 mm long; outer...
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Gypsophila: Dichotomous Key
... 2a. Slender annuals with green stems 0.4–3 (–4) dm tall; leaf blades linear, 0.2–2 (–3) mm wide; capsule oblong 2b. Stout annuals or perennials with glaucous stems 2–10 dm tall; ...
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Melilotus: Dichotomous Key
...0.2–0.6 m tall 1b. Corollas yellow or white, (3.5–) 4–7 mm long; inflorescence 3–12 cm long at anthesis, elongating in fruit; pedicels decurved, 1–2 mm long; legumes 2.5–5 mm long; plants...
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Mirabilis: Dichotomous Key
...portion 20–30 mm long 1b. Involucres 3- to 5-flowered, broad and open, accrescent in fruit [Fig. 732]; calyx campanulate, with a short, tubular, connate portion 1–2 mm long 2...
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Dicentra: Dichotomous Key
...inner 2 petals conspicuous and projecting; leaf blades typically blue-green; flowers fragrant 2b. Spurs of the corolla divergent, subacute at the apex [Fig. 759], mostly 2–3 mm long; bulb...
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Reseda: Dichotomous Key
...with 2 or 3 linear-spathulate segments [Fig. 822]; capsules 4.5–5.5 mm wide; seeds lustrous, smooth; most leaf blades pinnatifid with 1 or 2 (–4) pairs of lobes 4b. Petals divided at the ...
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Malus: Dichotomous Key
... 2b. Calyx lobes persistent in fruit; pome 2–12 cm in diameter 4a. Leaf blades sharply serrate; pedicels 20–35 mm long, slender; calyx glabrous or somewhat villous; pomes ovoid, 2...
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Luzula: Dichotomous Key
...0.2–0.3 mm long; tepals 1.5–2.6 mm long, clear to pale brown; styles 0.2–0.3 mm long 9b. Seeds 1.1–1.7 mm long, with a caruncle 0.2–0.6 mm long; tepals (2–) 2.5–3.5 mm long, nearly whit...
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Coreopsis: Dichotomous Key
...segments 2–7 mm wide [Fig. 393]; internodes of stem usually glabrous 9b. Leaf blades trifurcating at the base (i.e., the leaf blades definitely sessile) into lanceolate to oval segments (...
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Lepidium: Dichotomous Key
...with 2 (rarely 4) stamens; silicles 2–4 mm long, without a wing or winged only in the apical portion; cotyledons entire 9a. Petals typically present, 1–2 times as long as the sepals [Fig....