Page 17: 1,106 results for apex
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Chloris: Dichotomous Key
...the apex, not widened distally; plants perennial, 10–15 (–30) dm tall, usually producing stolons 1b. Second lemma of spikelet ± truncate at the apex, sometimes widened distally; plants an...
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Spartina: Dichotomous Key
...the apex; rhizomes ± white when fresh, with non-imbricate or only slightly overlapping scales; axis of panicle branches prolonged and often exceeding uppermost spikelet 2b. Leaf blades st...
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Zizania: Dichotomous Key
...the apex [Fig. 285]; abortive carpellate spikelets 0.6–2.6 mm wide; carpellate portion of inflorescence 1–8 (–15) cm wide, the branches bearing mature carpellate spikelets appressed (rarely some ascen...
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Heracleum: Dichotomous Key
...from apex to base of mature fruit 1b. Umbel with mostly 15–45 primary branches, rarely exceeding 20 cm wide; leaflets of principal leaves 5–30 (–60) cm long; schizocarp on a pedicel 6–20 ...
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Osmorhiza: Dichotomous Key
...the apex and forming a terminal beak 1–2 mm long [Fig. 352]; branches of inflorescence and pedicels ascending 2b. Schizocarp 10–15 mm long, straight or convexly tapered to the apex, witho...
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Catalpa: Dichotomous Key
...at apex 2b. Limb of corolla 4–6 cm wide, the adaxial surface sparsely spotted with purple-brown; capsule 10–15 mm thick, with a stout, quadrangular placenta; seed wings typically obtuse t...
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Amsinckia: Dichotomous Key
...the apex; anthers usually appressed to stigma 2b. Corolla 10–20 mm long, the limb 8–14 mm wide at the apex; anthers not appressed to stigma, the stigma elevated above the anthers ...
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Barbarea: Dichotomous Key
...the apex of the sepals and auricles of upper leaves are an important identification characters for New England Barbarea. However, the cilia are sometimes very sparse and may number only 1 or a ...
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Lobelia: Dichotomous Key
...the apex; plants aquatic 3b. Leaves borne on a stem, flat, lacking interior hollow tubes; only the 2 smaller anthers pubescent at the apex; plants terrestrial 4a. Stem leaf b...
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Valerianella: Dichotomous Key
...near apex or rarely ciliate throughout) 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–...