Flora of North America species comparison

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Calochortus dunnii

Calochortus gunnisonii

Dunn's mariposa-lily

Gunnison's mariposa lily
Habit Plants rarely bulbose; bulb coat, when present, membranous. Plants usually bulbose; bulb coat, when present, membranous.
Stems

slender, usually branching, ± straight, 2–6 dm.

not branching, straight, 2.4–5.5 dm.
Leaves

basal withering, 1–2 dm;

blade linear-attenuate, channeled.

basal withering, 18–35 cm;

blade linear.
Inflorescences

2–6-flowered;

bracts 1–2 cm.

subumbellate, 1–3-flowered.
Flowers

erect;

perianth open, campanulate;

sepals lanceolate-ovate, 1–2 cm;

petals white, usually flushed pink, with red-brown blotch distal to gland, obovate to cuneate, 2–3 cm, usually rounded distally, with yellowish hairs near gland;

glands rounded, not depressed, covered with linear yellow hairs;

filaments 5–6 mm;

anthers white, oblong, 4–5 mm, apex acute.

erect;

perianth open, campanulate;

sepals marked similar to petals, lanceolate, usually much shorter, glabrous, apex acute;

petals white to purple, greenish adaxially, clawed, often with narrow, transverse purple band distal to gland and purple blotch on claw, obovate, cuneate, usually obtuse and rounded distally;

glands transversely oblong, not depressed, densely bearded with distally branching hairs, outermost of which somewhat connate at base to form discontinuous, deeply fringed membranes;

filaments shorter than anthers;

anthers lanceolate, apex acute to apiculate.
Capsules

erect, linear, angled in cross section, 2–3 cm.

erect, linear-oblong, 3-angled, 3–6 cm, apex acute.
Seeds

flat, inflated.
2n

= 14.

= 18.

Calochortus dunnii

Calochortus gunnisonii
Phenology Flowering mid summer.
Habitat Dry stony ridges in chaparral and pine forest
Elevation 1500–1700 m (4900–5600 ft)
Distribution
from FNA
CA; Mexico (Baja California)
[BONAP county map]
from USDA
wc North America
[WildflowerSearch map]
[BONAP county map]
Discussion

Of conservation concern.

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

Varieties 2 (2 in the flora).

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Key
1. Petals white to purple, occasionally yellow; w United States.
var. gunnisonii
1. Petals pale yellow; New Mexico only.
var. perpulcher
Source FNA vol. 26. FNA vol. 26, p. 140.
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. 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
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. 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. gunnisonii var. gunnisonii, C. gunnisonii var. perpulcher
Synonyms C. palmeri var. dunnii
Name authority Purdy: Proc. Calif. Acad. Sci., ser. 3, 2: 147, plate 19, figs. 14, 17. (1901) S. Watson: Botany (Fortieth Parallel), 348. (1871)
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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