Flora of North America species comparison

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Calochortus coxii

Calochortus panamintensis

Cox's cat's ear, Cox's mariposa-lily

Panamint mariposa-lily, Panamint Mountain mariposa lily
Habit Plants usually bulbose; bulb coat, when present, membranous.
Stems

usually not branching, straight to flexuous, often scapelike, 15–25 cm.

usually not branching or twisted, 4–6 dm.
Leaves

basal ± erect, to 3 dm × 3–7 mm;

blade with adaxial surface densely hairy, abaxial surface glabrous, shiny.

basal withering, 1–2 dm;

blade linear.
Inflorescences

erect, 1–7-flowered;

bracts 1–several, 2.5–3 cm.

1–4-flowered;

bracts 2–4 cm.
Flowers

erect;

perianth open, campanulate;

sepals ovate-acuminate, 20 × 8 mm;

petals white, with reddish striations from base to gland and broad lavender chevron just distal to gland margins, broadly obovate, 2.5 cm, adaxial surface densely hairy, margins slightly ciliate;

glands transversely oblong-lunate, deeply depressed, green at adaxial base, 1/2 to nearly equaling petal claw width, surrounded by yellow hairs that grade to white at petal apex, covered with membranous scales, scales covered with very small, translucent, rodlike hairs;

filaments 7 mm;

anthers reddish brown, 3–7 mm, apex apiculate.

erect;

perianth open, campanulate;

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

petals white tinged with lilac, with longitudinal median green stripe on abaxial surface, not spotted, narrowly obovate, 2–4 cm, ± glabrous;

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

filaments ca. 6 mm;

anthers bluish, oblong, 5–7 mm, ± glabrous, apex obtuse.
Capsules

nodding, 3-winged, ellipsoid-elongate, 3–4 cm.

erect, tan to brown, linear-lanceoloid, angled, ca. 7 cm, apex acuminate.
Seeds

light beige, surface rough.

light yellow, flat.
2n

= 14.

Calochortus coxii

Calochortus panamintensis
Phenology Flowering mid summer. Flowering early–mid summer.
Habitat North-facing open grassy slopes or woods, on serpentine Dry rocky slopes in pinyon-juniper woodland
Elevation 200–1000 m (700–3300 ft) 2300–3200 m (7500–10500 ft)
Distribution
from FNA
OR
[WildflowerSearch map]
[BONAP county map]
from FNA
CA; NV
[BONAP county map]
Discussion

Of conservation concern.

Calochortus coxii is endemic to Douglas County from near the Umpqua River to Myrtle Creek Mountain.

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

Calochortus panamintensis is restricted to the Panamint Mountains, Inyo County.

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 26, p. 126. FNA vol. 26, p. 137.
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. 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
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. 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. nuttallii var. panamintensis
Name authority M. R. Godfrey & Callahan: Phytologia 65: 216, fig.1g–k. (1988) (Ownbey) Reveal: in A. Cronquist et al., Intermount. Fl. 6: 501. (1977)
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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