Flora of North America species comparison

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Calochortus tolmiei

Calochortus westonii
Calochortus tolmiei

hairy star tulip, pussy ears, Tolmie star-tulip, Tolmie's cat's ear, Tolmie's mariposa-lily

mariposa-lily, Shirley Meadows mariposa lily, Shirley Meadows star-tulip
Stems

± slender, usually branching, 1–4 dm.

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

basal persistent, 1–4 dm;

blade lanceolate, tapering at base, flat;

cauline bractlike.

basal persistent, 1–2 dm;

blade linear, flat.
Inflorescences

± umbellate, 1–several-flowered.

1–12-flowered.
Flowers

erect or spreading;

perianth open, campanulate;

sepals 10–15 mm;

petals white to pinkish or purplish, obovate, 12–25 mm, adaxial surface densely hairy, margins ciliate;

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

anthers lanceolate, apex acute to apiculate.

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

nodding, winged, oblong, 2–3 cm.

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

deep purple, dark brown in age, irregular.

irregular.
2n

= 20.

Calochortus tolmiei

Calochortus westonii
Phenology Flowering mid spring–mid summer. Flowering late spring.
Habitat Open grassy slopes or in woods, often on poor, dry soil Open places in woods, meadows
Elevation 0–2000 m (0–6600 ft) 1500–2000 m (4900–6600 ft)
Distribution
from FNA
CA; OR; WA
[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. 124. 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. splendens, C. striatus, C. subalpinus, C. superbus, C. tiburonensis, 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. coeruleus var. westonii
Name authority Hooker & Arnott: Bot. Beechey Voy., 398. (1840) 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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