The green links below add additional plants to the comparison table. Blue links lead to other Web sites.
enable glossary links
Calochortus persistens

Siskiyou mariposa-lily

clay mariposa, clay mariposa lily

Habit Plants bulbose; bulb coat membranous.
Stems

not branching, ca. 1 dm.

not branching, 4–6 dm.

Leaves

basal persistent, ca. 2 dm;

blade lanceolate, tapering at base, flat.

basal withering, 2–3 dm;

blade linear.

Inflorescences

subumbellate, 2-flowered.

subumbellate, 1–4-flowers;

bracts 2–8 cm.

Flowers

erect;

perianth open, campanulate;

sepals smaller than petals;

petals pink to light purplish, obovate, 35–40 mm, adaxial surface hairy only distal to gland, margins yellow-ciliate;

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

anthers lanceolate, apex apiculate.

erect;

perianth open, campanulate;

sepals lanceolate, 2–4 cm, apex acute to acuminate;

petals white to purple, with median red blotch often surrounded by pale yellow, obovate to cuneate, rounded, 2–4 cm, with a few short hairs near gland, apex retuse to obtuse;

glands arched, transversely oblong to weakly lunate or ± rectangular, not depressed, densely covered with short hairs;

filaments 7–9 mm;

anthers lanceolate-linear to oblong, 8–10 mm, apex acute to obtuse.

Capsules

nodding, winged, ellipsoid, ca. 1 cm, apex acute.

erect, narrowly lanceoloid, stout, 4–6 cm.

Seeds

irregular.

light beige, lanceolate, flat, 5–6 mm.

2n

= 20.

= 14.

Calochortus persistens

Calochortus argillosus

Phenology Flowering late spring–mid summer. Flowering late spring–mid summer.
Habitat Open areas in rocky soils Hard clay soil of volcanic or metamorphic rock
Elevation 1000–1500 m (3300–4900 ft) 0–400 m (0–1300 ft)
Distribution
from FNA
CA
[WildflowerSearch map]
[BONAP county map]
from FNA
CA
[WildflowerSearch map]
[BONAP county map]
Discussion

Of conservation concern.

Calochortus persistens is restricted to the Klamath and Cascade ranges in Siskiyou County.

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

Source FNA vol. 26, p. 131. FNA vol. 26, p. 134.
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. 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. 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, C. westonii
Synonyms Mariposa argillosa
Name authority Ownbey: Ann. Missouri Bot. Gard. 27: 448, plate 38, figs. 1, 2. (1940) (Hoover) Zebell & P. L. Fiedler: Madroño 39: 306. (1992)
Web links