OregonFlora: Calochortus macrocarpus vs. Calochortus clavatus

	Calochortus macrocarpus	Calochortus clavatus
	green-banded star tulip, sagebrush mariposa lily
Stems	20–55 cm long.
Leaves	basal leaves linear, 5–10 cm long, glaucous; margins revolute, withering.
Inflorescences	1–2-flowered.
Flowers	sepals lanceolate, 40–50 mm long; petals obovate, 40–60 mm long, white to pink or purple, with a chevron or crescent or not; lower 33% of inner petal with yellow scattered hairs; outer petal surface with distinct green band; nectary depressed, triangular; filaments 8–9 mm long; anthers to 10 mm long, pink to light purple.
Fruits	erect; lance-linear, 5–10 mm wide.
Seeds	wafer-like; straw-colored.

	Calochortus macrocarpus	Calochortus clavatus
Distribution	[WildflowerSearch map] [BONAP county map]	[WildflowerSearch map] [BONAP county map]
Source	Flora of Oregon, volume 1, page 295 Frank Callahan
Sibling taxa	C. amabilis, C. bruneaunis, C. coeruleus, C. coxii, C. elegans, C. eurycarpus, C. greenei, C. howellii, C. indecorus, C. leichtlinii, C. longebarbatus, C. luteus, C. monophyllus, C. nitidus, C. nudus, C. persistens, C. subalpinus, C. tolmiei, C. umpquaensis, C. uniflorus	C. amabilis, C. bruneaunis, C. coeruleus, C. coxii, C. elegans, C. eurycarpus, C. greenei, C. howellii, C. indecorus, C. leichtlinii, C. longebarbatus, C. luteus, C. macrocarpus, C. monophyllus, C. nitidus, C. nudus, C. persistens, C. subalpinus, C. tolmiei, C. umpquaensis, C. uniflorus
Subordinate taxa	C. macrocarpus var. macrocarpus, C. macrocarpus var. maculosus
Web links	Local floras: BC, CA, OR, WA Local Web sites: CalFlora, CalPhotos, Flora NW, PNW Herbaria, Turner Photog. WildflowerSearch iNaturalist (observations) USDA Plants Database LBJ Wildflower Center SEINet Plants of the World Online Encyclopedia of Life Wikipedia Google Image Search	Local floras: CA 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

Calochortus macrocarpus

Calochortus clavatus

green-banded star tulip, sagebrush mariposa lily

Stems

20–55 cm long.

Leaves

basal leaves linear, 5–10 cm long, glaucous;

margins revolute, withering.

Inflorescences

1–2-flowered.

Flowers

sepals lanceolate, 40–50 mm long;

petals obovate, 40–60 mm long, white to pink or purple, with a chevron or crescent or not; lower 33% of inner petal with yellow scattered hairs; outer petal surface with distinct green band;

nectary depressed, triangular;

filaments 8–9 mm long;

anthers to 10 mm long, pink to light purple.

Fruits

erect; lance-linear, 5–10 mm wide.

Seeds

wafer-like; straw-colored.