Burke: Lepidium appelianum

	Lepidium appelianum
	globepodded hoarycress, whitetop
Habit	Herbaceous perennial from strong rhizomes, the stems erect to decumbent, 2-5 dm. tall, puberulent to hoary-pubescent.
Leaves	Leaves alternate, ovate-oblong to oblong-oblanceolate, denticulate to dentate, 4-10 cm. long, the lower ones petiolate, the upper sessile and sagittate-clasping.
Flowers	Inflorescence of bractless, dense, numerous, rather flat-topped racemes; pedicles slender, 1 cm. long; sepals 4, 2 mm. long, early-deciduous; petals 4, white, 3-4 mm. long; stamens 6; style slender, 1 mm. long.
Fruit	Silicles strongly inflated, obovoid-globose, acute at the base, 3-5 mm. long and 4-6 mm. broad, finely pubescent; seeds 1 per cell, 2 mm. long.

	Lepidium appelianum
Identification notes	Separated from Cardaria draba by the pubescence on the silicle.
Flowering time	April-August
Habitat	Disturbed soil, waste areas, in dry and moist places.
Distribution	Occurring east of the Cascades crest in Washington; British Columbia to California, east to the northern Great Plains, Great Lakes region, and eastern U.,S. [WildflowerSearch map] [BONAP county map]
Origin	Introduced from Asia
Conservation status	Not of concern
Sibling taxa	L. campestre, L. chalepense, L. densiflorum, L. dictyotum, L. didymum, L. draba, L. heterophyllum, L. latifolium, L. nitidum, L. oblongum, L. oxycarpum, L. perfoliatum, L. ramosissimum, L. sativum, L. strictum, L. virginicum
Web links	Local floras: BC, CA, OR, WA Local Web sites: CalFlora, CalPhotos, 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

Lepidium appelianum

globepodded hoarycress, whitetop

Habit

Herbaceous perennial from strong rhizomes, the stems erect to decumbent, 2-5 dm. tall, puberulent to hoary-pubescent.

Leaves

Leaves alternate, ovate-oblong to oblong-oblanceolate, denticulate to dentate, 4-10 cm. long, the lower ones petiolate, the upper sessile and sagittate-clasping.

Flowers

Inflorescence of bractless, dense, numerous, rather flat-topped racemes; pedicles slender, 1 cm. long;

sepals 4, 2 mm. long, early-deciduous;

petals 4, white, 3-4 mm. long;

stamens 6;

style slender, 1 mm. long.

Fruit

Silicles strongly inflated, obovoid-globose, acute at the base, 3-5 mm. long and 4-6 mm. broad, finely pubescent;

seeds 1 per cell, 2 mm. long.

Lepidium appelianum

Identification notes

Separated from Cardaria draba by the pubescence on the silicle.

Flowering time

April-August

Habitat

Disturbed soil, waste areas, in dry and moist places.

Distribution

Occurring east of the Cascades crest in Washington; British Columbia to California, east to the northern Great Plains, Great Lakes region, and eastern U.,S.

[WildflowerSearch map]

[BONAP county map]

Origin

Introduced from Asia

Conservation status

Not of concern

Sibling taxa