Lathyrus ochroleucus |
Lathyrus littoralis |
|
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cream pea, cream vetchling, cream-flower peavine, cream-flower sweet pea, creamy peavine, pale vetchling |
beach pea, beach peavine, dune sweet pea, gray beach or silky beach pea, gray beach pea, grey beach peavine, silky beach pea, silky beach vetchling |
|
Habit | Herbs perennial, from rhizome, glabrous except calyx ciliate. | Herbs perennial, from rhizome, cinereous and densely villous throughout. |
Stems | angled, sprawling or climbing, basally branched 0–3 times, 3–8 dm. |
angled, sprawling, basally branched 0–4 times, 1–4 dm. |
Leaves | (2–)3–10 cm; tendrils well developed; stipules somewhat foliose, ovate-lanceolate, 15–35 × 5–20 mm, sometimes equal to distal leaflets; leaflets (5 or)6(–8), usually paired, blades broadly ovate to lanceolate, (20–)25–65 × 10–35(–42) mm, surfaces glabrous. |
1–3 cm; tendrils flattened bristles; stipules ovate to lanceolate, 10–27 × 5–12 mm, often larger than leaflets; leaflets 4 or 6, paired, blades obovate to oblanceolate, 10–20 × 4–8 mm, surfaces densely villous. |
Inflorescences | 4–10(–13)-flowered, 3–12 cm. |
4–8-flowered, 3–10 cm. |
Flowers | 10–15 mm; calyx lobes unequal, lateral lobes lanceolate, usually longer than tube; corolla cream-white, banner erect, blade longer than claw, wings equal to keel; ovary glabrous. |
13–15 mm; calyx lobes equal, lateral lobes deltate, equal to or shorter than tube; corolla dark purple, banner erect, blade longer than claw, wings longer than keel; ovary densely pubescent. |
Legumes | 30–70 × 4–7 mm. |
20–30 × 9–13 mm. |
2n | = 14. |
= 28. |
Lathyrus ochroleucus |
Lathyrus littoralis |
|
Phenology | Flowering Apr–Jul. | Flowering Apr–Jun. |
Habitat | Moist woodlands, clearings, thickets, glades, meadows. | Coastal sand dunes, deflation plain interdune areas. |
Elevation | 0–1500 m. (0–4900 ft.) | 0–15 m. (0–0 ft.) |
Distribution |
AK; IA; ID; IL; IN; MI; MN; MT; ND; NE; NJ; NY; OH; PA; SD; VT; WA; WI; WV; WY; AB; BC; MB; NT; NU; ON; QC; SK; YT
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CA; OR; WA; BC
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Source | FNA vol. 11. | FNA vol. 11. |
Parent taxa | Fabaceae > subfam. Faboideae > Lathyrus | Fabaceae > subfam. Faboideae > Lathyrus |
Sibling taxa | ||
Synonyms | L. nevadensis subsp. stipulaceus | Astrophia littoralis |
Name authority | Hooker: Fl. Bor.-Amer. 1: 159. (1831) | (Nuttall) Endlicher in W. G. Walpers: Repert. Bot. Syst. 1: 722. (1842) |
Web links |
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