Flora of North America species comparison

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Calochortus vestae

Calochortus monophyllus

Coast Range mariposa lily

yellow cat's ear, yellow star-tulip
Habit Plants strongly bulbose; bulb coat membranous.
Stems

usually branching, straight, 3–5 dm.

slender, branching or not, 0.8–2 dm.
Leaves

basal withering, 1–2 dm;

blade linear.

basal persistent, 1–3 dm;

blade linear, flat.
Inflorescences

subumbellate, 1–3-flowered;

bracts 2–5 cm.

1–6-flowered.
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 at anthesis;

perianth open, campanulate;

sepals oblong-lanceolate, 16–20 mm, glabrous, apex acuminate;

petals deep yellow, often with red-brown blotch distal to base, narrowly obovate, 12–20 mm, ciliate, adaxial surface densely branching-hairy;

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

anthers short-tipped.
Capsules

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

nodding, winged, oblong, 1–2 cm.
Seeds

light beige, flat, 4–6 mm.

dark brown, irregular.
2n

= 28.

= 20.

Calochortus vestae

Calochortus monophyllus
Phenology Flowering late spring–mid summer. Flowering spring.
Habitat Heavy clay soils in mixed evergreen and pine forests Wooded slopes, clay-loam soils
Elevation 500–900 m (1600–3000 ft) 400–1200 m (1300–3900 ft)
Distribution
from FNA
CA
[BONAP county map]
from FNA
CA; OR
[WildflowerSearch map]
[BONAP county map]
Source FNA vol. 26, p. 135. FNA vol. 26, p. 124.
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. 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 Cyclobothra monophylla
Name authority Purdy: Gard. Chron., ser. 3, 18: 14. (1895) (Lindley) Lemaire: Fl. Serres Jard. Eur. 5: 430b. (1849)
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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