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

clay mariposa, clay mariposa lily

sexton mountain mariposa lily

Habit Plants bulbose; bulb coat membranous.
Stems

not branching, 4–6 dm.

stout, not branching, 16–22 cm, not bearing bulblets.

Leaves

basal withering, 2–3 dm;

blade linear.

basal 2–25 dm × 8–12 mm;

cauline usually present.

Inflorescences

subumbellate, 1–4-flowers;

bracts 2–8 cm.

2–6-flowered.

Flowers

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.

± erect;

perianth open, campanulate;

sepals broadly lanceolate, somewhat shorter than petals;

petals bright lavender, broadly obovate, adaxial surface glabrous or with short, purple hairs distal to gland, apex margins erose;

glands slightly depressed, surrounded proximally by minutely denticulate membrane;

filaments longer than anthers;

anthers oblong, apex acute to obtuse.

Capsules

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

nodding, narrowly 3-winged, ovoid, 1.5–2 cm.

Seeds

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

unknown.

2n

= 14.

Calochortus argillosus

Calochortus indecorus

Phenology Flowering late spring–mid summer. Flowering late spring.
Habitat Hard clay soil of volcanic or metamorphic rock
Elevation 0–400 m (0–1300 ft)
Distribution
from FNA
CA
[WildflowerSearch map]
[BONAP county map]
from FNA
OR
[BONAP county map]
Discussion

Calochortus indecorus was collected from the western slope of Sexton Mountain, northeastern Josephine County. Endemic to that area, the taxon is now presumed extinct.

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

Source FNA vol. 26, p. 134. FNA vol. 26, p. 127.
Parent taxa Liliaceae > Calochortus Liliaceae > Calochortus
Sibling taxa
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
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. 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 (Hoover) Zebell & P. L. Fiedler: Madroño 39: 306. (1992) Ownbey & M. Peck: Leafl. W. Bot. 7: 191. (1954)
Web links