Eragrostis lehmanniana |
Eragrostis lutescens |
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sixweeks lovegrass |
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Habit | Plants annual, (2)6–25 cm tall, tufted. | |
Culms | glabrous with elliptical; yellowish, glandular pits below the nodes. |
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Leaves | sheaths with elliptical glandular pits and with sparse hairs to 2 mm; blades 2–12 cm × 1–3 mm, bases with glandular pits. |
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Inflorescences | 4–10(15) × 0.5–2 cm, narrowly elliptic, contracted; dense, glandular pits on inflorescence axis and branches; primary branches 1 per node, appressed or occasionally diverging to 30° from the inflorescence axis; pedicels 1.4–10 mm, appressed or divergent; disarticulation acropetal. |
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Spikelets | 3.6–7.5 × 1.2–2 mm; light yellowish or occasionally reddish purple mottled, 6–11(14) florets. |
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Glumes | ovate to lanceolate; hyaline; lower glumes (0.7)0.9– 1.4 mm; upper glumes 1.2–1.8 mm. |
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Caryopses | 0.5–0.8 mm. |
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Lemmas | 1.5–2.2 mm; ovate; hyaline; straw-colored; veins greenish and conspicuous; tips acute. |
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Paleas | 1.2–2 mm; hyaline, persistent; keels minutely scabrous. |
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Anthers | 3, 0.2–0.3 mm; purplish. |
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Eragrostis lehmanniana |
Eragrostis lutescens |
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Distribution | ||
Discussion | Stream banks, lake shores, alkaline flats, and disturbed areas. 0–800m. WV. CA, NV, WA; southeast to CO and NM. Native. |
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Source | Flora of Oregon, volume 1, page 404 Barbara Wilson, Richard Brainerd, Nick Otting |
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Sibling taxa | ||
Web links |
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