Flora of North America species comparison

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Calochortus splendens

Calochortus westonii

splendid mariposa, splendid mariposa lily

mariposa-lily, Shirley Meadows mariposa lily, Shirley Meadows star-tulip
Habit Plants rarely bulbose; bulb coat, when present, membranous.
Stems

branching, ± straight, 2–6 dm.

slender and delicate, not branching, 3–15 cm.
Leaves

basal withering, 1–2 dm;

blade linear, attenuate.

basal persistent, 1–2 dm;

blade linear, flat.
Inflorescences

monochasiate, 1–4-flowered;

bracts 2–5 cm.

1–12-flowered.
Flowers

erect;

perianth open, campanulate, narrow at base;

sepals deep lilac, often with purple blotch, lanceolate-ovate to acuminate, 2–3 cm;

petals lavender to deep purple, usually with purple blotch at base, obovate to cuneate, rounded, 3–5 cm, with scattered, white and/or purple hairs proximal to middle, sometimes with yellow hairs distal to gland, margins dentate distally;

glands ± square, not depressed, usually with many branching hairs;

filaments 7–8 mm;

anthers purple or white, 5–7 mm, apex obtuse to abruptly pointed.

erect to spreading;

perianth open, campanulate;

sepals ca. 10 mm;

petals white to light blue, lanceolate, 8–12 mm, ciliate only on margins, adaxial surface hairy only distal to gland, apex acute;

glands slightly depressed, bordered proximally by ciliate membrane, distally by short hairs;

anther apex acute to acuminate.
Capsules

erect, linear, angled, 5–7 cm.

nodding, angled, 1–2 cm, apex acute.
Seeds

light-colored, flat.

irregular.
2n

= 14.

Calochortus splendens

Calochortus westonii
Phenology Flowering late spring–mid summer. Flowering late spring.
Habitat Dry slopes in heavy or granitic soil in chaparral, valley grassland, pine forest Open places in woods, meadows
Elevation less than 2800 m (less than 9200 ft) 1500–2000 m (4900–6600 ft)
Distribution
from FNA
CA; Mexico (Baja California)
[WildflowerSearch map]
[BONAP county map]
from FNA
CA
[BONAP county map]
Discussion

Of conservation concern.

Calochortus westonii is known from the Greenhorn Mountains, Kern and Tulare counties.

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 26, p. 133. FNA vol. 26, p. 125.
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. 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. 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. 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. 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
Synonyms C. davidsonianus, Mariposa splendens C. coeruleus var. westonii
Name authority Douglas ex Bentham: Trans. Hort. Soc. London, ser. 2, 1: 411, plate 15, fig.1. (1835) Eastwood: Proc. Calif. Acad. Sci., ser. 4, 20: 136. (1931)
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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