Oenothera howardii |
Oenothera curtiflora |
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small-flowered gaura, velvet weed, velvetweed |
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Habit | Annual from a taproot, the stem single, simple below and branched above, 0.2-2 m. tall, puberulent, but also with soft, spreading hairs 2 mm. long. | |
Leaves | Leaves alternate, the basal leaves spatulate, the lower cauline leaves oblong, the others oblong-lanceolate to lanceolate, 4-15 cm. long, entire to wavy-dentate, gradually reduced upward to very small, linear floral bracts. |
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Flowers | Inflorescence of many-flowered spikes, 1-3 dm. long; calyx tube very slender, 2-3 mm. long, with 4 distinct, reflexed lobes 2-3 mm. long; petals 4, short-clawed, pinkish, 2 mm. long; stamens 8, filaments without basal scales; ovary inferior, 4-celled. |
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Fruits | Fruit hardened, 6-10 mm. long, spindle-shaped, glabrous, 4-angled by not winged. |
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Oenothera howardii |
Oenothera curtiflora |
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Flowering time | June-September | |
Habitat | Meadows, stream banks, roadsides, sandy or rocky slopes, often where disturbed. | |
Distribution | Occurring east of the Cascades crest in Washington; south-central Washington to eastern Oregon, Nevada, and Arizona, east to North Dakota,, Iowa, and Louisiana; introduced in California and the eastern U.S., South America, Asia, and Australia.
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Origin | Introduced from the central U.S. | |
Conservation status | Not of concern | |
Sibling taxa | ||
Web links |
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