Burke: Lathyrus ochroleucus

	Lathyrus ochroleucus
	cream-flowered peavine
Habit	Glabrous, rhizomatous perennial, the stems 3-8 dm. tall, not winged.
Leaves	Leaves alternate, pinnate; stipules about half the length of the leaflets, ovate to ovate-lanceolate, not constricted into two lobes; leaflets usually 6, ovate to lance-elliptic, 3-7 cm. long and 1-4 cm. wide; tendrils well developed, usually branched.
Flowers	Inflorescence of racemes on long peduncles arising from the leaf axils; flowers 6-14, white or cream to pale yellow, 12-16 mm. long; calyx 8-10 mm. long, the upper 2 teeth deltoid-ovate, much shorter than the oblong-lanceolate lateral pair, which are shorter and wider than the lowest tooth; banner 14-17 mm. long, the claw shorter than the blade; wings equal to the slightly recurved keel.
Fruits	Pod 3-6 cm. long, 4-7 mm. broad, 5-12 seeded.

	Lathyrus ochroleucus
Flowering time	May-July
Habitat	Moist woods, at the edge of thickets.
Distribution	Occurring east of the Cascades crest along the northern border of Washington; Alaska to Washington, east across the northern U.S. and Canada to the Atlantic Coast. [WildflowerSearch map] [BONAP county map]
Origin	Native
Conservation status	Review Group 1 in Washington (WANHP)
Sibling taxa	L. angulatus, L. aphaca, L. holochlorus, L. japonicus, L. lanszwertii, L. latifolius, L. littoralis, L. nevadensis, L. palustris, L. pauciflorus, L. polyphyllus, L. sphaericus, L. sylvestris, L. torreyi, L. tuberosus, L. vestitus
Web links	Local floras: BC, WA Local Web sites: Flora NW, PNW Herbaria WildflowerSearch iNaturalist (observations) USDA Plants Database LBJ Wildflower Center SEINet Plants of the World Online Encyclopedia of Life Wikipedia Google Image Search

Lathyrus ochroleucus

cream-flowered peavine

Habit

Glabrous, rhizomatous perennial, the stems 3-8 dm. tall, not winged.

Leaves

Leaves alternate, pinnate;

stipules about half the length of the leaflets, ovate to ovate-lanceolate, not constricted into two lobes;

leaflets usually 6, ovate to lance-elliptic, 3-7 cm. long and 1-4 cm. wide;

tendrils well developed, usually branched.

Flowers

Inflorescence of racemes on long peduncles arising from the leaf axils;

flowers 6-14, white or cream to pale yellow, 12-16 mm. long;

calyx 8-10 mm. long, the upper 2 teeth deltoid-ovate, much shorter than the oblong-lanceolate lateral pair, which are shorter and wider than the lowest tooth;

banner 14-17 mm. long, the claw shorter than the blade;

wings equal to the slightly recurved keel.

Fruits

Pod 3-6 cm. long, 4-7 mm. broad, 5-12 seeded.

Lathyrus ochroleucus

Flowering time

May-July

Habitat

Moist woods, at the edge of thickets.

Distribution

Occurring east of the Cascades crest along the northern border of Washington; Alaska to Washington, east across the northern U.S. and Canada to the Atlantic Coast.

[WildflowerSearch map]

[BONAP county map]

Origin

Native

Conservation status

Review Group 1 in Washington (WANHP)

Sibling taxa