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green-banded star-tulip, sagebrush mariposa-lily

Habit Plants usually bulbose; bulb coat membranous.
Stems

usually not branching, stout, 2–5 dm.

Leaves

basal withering, 0.5–1 dm;

blade linear.

Inflorescences

subumbellate, 1–3-flowered;

bracts 3–5 cm.

Flowers

erect;

perianth open, campanulate;

sepals lanceolate, 4–5 cm, apex acuminate;

petals purple, with median green stripe on abaxial surface, obovate, 4–6 cm, bearded distal to gland, apex acuminate;

glands triangular-sagittate, slightly depressed, densely covered with slender hairs;

filaments 8–9 mm;

anthers lanceolate-linear, ca. 1 cm, apex obtuse.

Capsules

erect, lanceoloid-linear, angled, 4–5 cm, apex acuminate.

Seeds

flat, inflated.

2n

= 14.

Calochortus macrocarpus

Name authority Douglas: Trans. Hort. Soc. London 7: 276, plate 8. (1828)
Discussion

Varieties 2 (2 in the flora).

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Distribution
from USDA
w North America
[WildflowerSearch map]
[BONAP county map]
Parent taxa Liliaceae > Calochortus
Sibling taxa
C. albus, C. amabilis, C. ambiguus, C. amoenus, C. apiculatus, C. argillosus, C. aureus, C. bruneaunis, C. catalinae, C. clavatus, C. coeruleus, C. concolor, C. coxii, C. dunnii, C. elegans, C. eurycarpus, C. excavatus, C. flexuosus, C. greenei, C. gunnisonii, C. howellii, C. indecorus, C. invenustus, C. kennedyi, C. leichtlinii, C. longebarbatus, C. luteus, C. lyallii, C. minimus, C. monanthus, C. monophyllus, C. nitidus, C. nudus, C. nuttallii, C. obispoensis, C. palmeri, C. panamintensis, C. persistens, C. plummerae, C. pulchellus, C. raichei, C. simulans, C. splendens, C. striatus, C. subalpinus, C. superbus, C. tiburonensis, C. tolmiei, C. umbellatus, C. umpquaensis, C. uniflorus, C. venustus, C. vestae, C. weedii, C. westonii
Subordinate taxa
C. macrocarpus var. macrocarpus, C. macrocarpus var. maculosus
Key
1.Petals purple, with or without dark purple band distal to gland.C. macrocarpus var. macrocarpus
1.Petals white, with reddish purple crescent distal to gland.C. macrocarpus var. maculosus
Synonyms Mariposa macrocarpa
Source Flora of North America vol. 26, p. 136.
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