Thelypodium crispum |
Thelypodium flexuosum |
|
---|---|---|
nodding thelypody, spreading thelypodium, zigzag thelypody |
||
Habit | Plants perennial, glabrous; woody caudices covered with petiolar remains of previous seasons. | |
Stems | often subdecumbent, flexuous, 1.5–5.6(8.5) dm. |
|
Basal leaves | lanceolate to oblanceolate; (2)3.5–16.5(20.5) × (0.5)1–2.5(4.5) cm; margins entire; petioles 1–6.5(13) cm, not ciliate. |
|
Cauline leaves | lanceolate to linear, 1–7(11) × 0.2–0.7(1.4) cm, bases sagittate to somewhat amplexicaul, sessile. |
|
Inflorescences | few-flowered, fruiting pedicels horizontal to divaricate-ascending; (2.5)4–9(16) mm. |
|
Flowers | sepals oblong; erect, 3–4(4.5) mm; petals spatulate, oblanceolate, or obovate, 6–9(10) × (1.5)2–3(3.5) mm, lavender or white; claws 2–3.5(4) mm; narrowest at base; petal margins not crisped; anthers oblong, not circinately coiled, nectar glands lateral; ovules 12–30 per ovary; styles cylindrical; (0.3)1–2(3) mm; stigmas entire; gynophore 0.5(1) mm. |
|
Fruits | erect to ascending; terete, torulose, 1–2.5(4.2) cm × 0.8–1(1.5) mm. |
|
Seeds | (1)1.3–1.5 × 0.5–8(1) mm. |
|
2n | =26. |
|
Thelypodium crispum |
Thelypodium flexuosum |
|
Distribution | ||
Discussion | Alkaline sandy loam or clay soils, open deserts. Flowering Apr–Jun. 700–1900 m. BR, ECas, Owy. CA, ID, NV; southeast to UT. Native. |
|
Source | Flora of Oregon, volume 2, page 517 Ihsan Al-Shehbaz |
|
Sibling taxa | ||
Web links |