Flora of North America species comparison

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Calochortus vestae

Calochortus nuttallii

Coast Range mariposa lily

sego-lily
Habit Plants strongly bulbose; bulb coat membranous. Plants usually bulbose; bulb coat, when present, membranous.
Stems

usually branching, straight, 3–5 dm.

usually not branching or twisted, straight, 1.5–4.5 dm.
Leaves

basal withering, 1–2 dm;

blade linear.

blade linear, becoming involute;

basal withering.
Inflorescences

subumbellate, 1–3-flowered;

bracts 2–5 cm.

subumbellate, 1–4-flowered;

bracts congested, unequal.
Flowers

erect;

perianth open, campanulate;

sepals linear-lanceolate, attenuate, 2–3 cm;

petals white to purplish, streaked red to purple proximal to gland, with median red-brown blotch surrounded by pale yellow zone, cuneate to obovate, 3–4 cm, with a few short hairs near gland, apex rounded;

glands ± doubly lunate, not depressed, densely covered with short hairs;

filaments equaling anthers;

anthers oblong-linear, apex obtuse or acute.

erect;

perianth open, campanulate;

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

petals white, tinged with lilac or infrequently magenta, yellow at base, with reddish brown or purple band or blotch distal to gland, broadly obovate, cuneate, sparsely invested near gland with slender hairs, apex usually short-acuminate;

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

filaments ca. equaling anthers;

anthers yellowish or pinkish, oblong, apex obtuse.
Capsules

erect, linear, angled, 4–7 cm, apex acute.

erect, linear-lanceoloid, 3-angled, apex acuminate.
Seeds

light beige, flat, 4–6 mm.

flat.
2n

= 28.

= 16.

Calochortus vestae

Calochortus nuttallii
Phenology Flowering late spring–mid summer. Flowering late spring–late summer.
Habitat Heavy clay soils in mixed evergreen and pine forests Dry soils
Elevation 500–900 m (1600–3000 ft) 700–3300 m (2300–10800 ft)
Distribution
from FNA
CA
[BONAP county map]
from FNA
AZ; CO; ID; MT; ND; NE; NM; NV; SD; UT; WY
[WildflowerSearch map]
[BONAP county map]
Source FNA vol. 26, p. 135. FNA vol. 26, p. 136.
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. tolmiei, C. umbellatus, C. umpquaensis, C. uniflorus, C. venustus, 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. 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
Name authority Purdy: Gard. Chron., ser. 3, 18: 14. (1895) Torrey: in H. Stansbury, Exped. Great Salt Lake, 397. (1852)
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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