Flora of North America species comparison

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Calochortus nudus

Calochortus catalinae

naked mariposa lily, naked star tulip, Shasta star-tulip

Catalina mariposa, Catalina mariposa-lily, Santa Catalina mariposa lily
Habit Plants usually bulbose; bulb coat membranous.
Stems

usually not branching, 1–3 dm.

usually branching distally, ± flexuous, 2–6 dm.
Leaves

basal persistent, 0.5–2 dm;

blade lanceolate, tapering at base, flat, glabrous adaxially.

basal withering, 1–3 dm;

blade linear.
Inflorescences

1–several-flowered.

1–few-flowered;

bracts opposite pedicel, 2–10 cm.
Flowers

erect;

perianth open, campanulate;

sepals lanceolate, 10–12 mm, glabrous, apex acuminate;

petals pale lavender, widely obovate, 14–16 mm, adaxial surface ± glabrous, not ciliate;

glands not deeply depressed, bordered proximally by wide, ciliate membranes;

anthers linear-oblong, apex obtuse or acute.

erect;

perianth open, broadly campanulate;

sepals with purple blotch near base, lanceolate, 2–3 cm, apex acuminate;

petals white tinged with lilac, with purple blotch near base, usually obovate, ± concave, 2–5 cm, glabrous except few hairs near base, apex obtuse;

glands oblong, not depressed, densely hairy, hairs branching;

filaments 8–10 mm;

anthers lilac, oblong, 4–5 mm.
Capsules

erect, 3-winged, 1–2 cm.

erect, narrow-oblong, rounded in cross section, 2–5 cm, apex obtuse.
Seeds

light brown, irregular.

light yellow, translucent, flat.
2n

= 20.

= 14.

Calochortus nudus

Calochortus catalinae
Phenology Flowering late spring–mid summer. Flowering spring–early summer.
Habitat Moist grassy areas, meadows, lake and bog margins Heavy soil, open grassy slopes, openings in brush
Elevation 1200–2500 m (3900–8200 ft) less than 700 m (less than 2300 ft)
Distribution
from FNA
CA; OR
[WildflowerSearch map]
[BONAP county map]
from FNA
CA
[WildflowerSearch map]
[BONAP county map]
Discussion

Calochortus nudus hybridizes with C. minimus.

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

Calochortus catalinae is increasingly threatened by habitat loss.

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 26, p. 128. FNA vol. 26, p. 131.
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. 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. bruneaunis, 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
Synonyms C. nudus var. shastensis, C. shastensis Mariposa catalinae
Name authority S. Watson: Proc. Amer. Acad. Arts 14: 263. (1879) S. Watson: Proc. Amer. Acad. Arts 14: 268. (1879)
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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