Flora of North America species comparison

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Calochortus macrocarpus

Calochortus bruneaunis
Calochortus macrocarpus

green-banded star-tulip, sagebrush mariposa-lily
Calochortus bruneaunis

Bruneau mariposa lily, pinyon mariposa
Habit Plants usually bulbose; bulb coat membranous. Plants usually bulbose; bulb coat, when present, membranous.
Stems

usually not branching, stout, 2–5 dm.

usually not branching or twisted, 1–4 dm.
Leaves

basal withering, 0.5–1 dm;

blade linear.

basal withering, 1–2 dm;

blade linear.
Inflorescences

subumbellate, 1–3-flowered;

bracts 3–5 cm.

1–4-flowered;

bracts 2–4 cm.
Flower(s)

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.

erect;

perianth open, campanulate;

sepals with dark red or purple blotch near base, lanceolate, 1–4 cm, usually glabrous, apex acuminate;

petals white tinged with lilac, with longitudinal median green stripe on abaxial surface and dark red or purple crescent distal to gland, narrowly obovate, 2–4 cm, ± glabrous;

glands surrounded by yellow border, round, depressed, surrounded by conspicuously fringed membrane, densely covered with short, unbranched or distally branching hairs;

filaments 5–6 mm;

anthers yellow, blue, or maroon, oblong, 5–7 mm, apex obtuse.
Capsules

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

erect, linear-lanceoloid, angled, 3–7 cm, apex acuminate.
Seeds

flat, inflated.

yellow, flat.
2n

= 14.

= 14.

Calochortus macrocarpus

Calochortus bruneaunis
Phenology Flowering late spring–summer.
Habitat Dry brushy, grassy slopes, flats, pinyon-juniper woodlands
Elevation 900–3000 m [3000–9800 ft]
Distribution
from USDA
w North America
[WildflowerSearch map]
[BONAP county map]
from FNA
CA; ID; MT; NV; OR; UT
[WildflowerSearch map]
[BONAP county map]
Discussion

Varieties 2 (2 in the flora).

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Parent taxa Liliaceae > Calochortus 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
C. albus, C. amabilis, C. ambiguus, C. amoenus, C. apiculatus, C. argillosus, C. aureus, 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. macrocarpus, 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.
var. macrocarpus
1. Petals white, with reddish purple crescent distal to gland.
var. maculosus
Synonyms Mariposa macrocarpa C. nuttallii var. bruneaunis
Name authority Douglas: Trans. Hort. Soc. London 7: 276, plate 8. (1828) A. Nelson & J. F. Macbride: Bot. Gaz. 55: 372. (1913)
Source FNA vol. 26, p. 136. Treatment authors: P. L. Fiedler, R. K. Zebell. FNA vol. 26. Treatment authors: P. L. Fiedler, R. K. Zebell.
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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