Flora of North America species comparison

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Calochortus tolmiei

Calochortus weedii
Calochortus tolmiei

hairy star tulip, pussy ears, Tolmie star-tulip, Tolmie's cat's ear, Tolmie's mariposa-lily

foothill mariposa lily, Weed's mariposa, Weed's mariposa lily
Habit Plants usually bulbose; bulb coat fibrous-reticulate.
Stems

± slender, usually branching, 1–4 dm.

slender, usually branching, 3–9 dm.
Leaves

basal persistent, 1–4 dm;

blade lanceolate, tapering at base, flat;

cauline bractlike.

basal withering, 2–4 dm;

blade linear to lanceolate.
Inflorescences

± umbellate, 1–several-flowered.

2–6-flowered;

bracts resembling distal cauline leaves.
Flowers

erect or spreading;

perianth open, campanulate;

sepals 10–15 mm;

petals white to pinkish or purplish, obovate, 12–25 mm, adaxial surface densely hairy, margins ciliate;

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

anthers lanceolate, apex acute to apiculate.

erect;

perianth open, broadly campanulate;

sepals ovate to lanceolate, attenuate, 2–3 cm;

petals orange-yellow, flecked, broadly cuneate or obovate, ca. 2–3 cm, adaxially bearded with long yellow hairs, margins often red-brown, dentate or fringed;

glands round, slightly depressed, ± glabrous, surrounded by ring of long, dense, obscuring yellow hairs;

filaments 8–12 mm;

anthers lanceolate-oblong, apex acute.
Capsules

nodding, winged, oblong, 2–3 cm.

erect, linear, angled, 4–5 cm, apex acute.
Seeds

deep purple, dark brown in age, irregular.

light beige.
2n

= 20.

= 18.

Calochortus tolmiei

Calochortus weedii
Phenology Flowering mid spring–mid summer.
Habitat Open grassy slopes or in woods, often on poor, dry soil
Elevation 0–2000 m (0–6600 ft)
Distribution
from FNA
CA; OR; WA
[WildflowerSearch map]
[BONAP county map]
from FNA
CA; Mexico (Baja California)
[WildflowerSearch map]
[BONAP county map]
Discussion

Varieties 4 (3 in the flora).

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Key
1. Petals deep yellow.
var. weedii
1. Petals purplish or cream to red-brown.
→ 2
2. Petals purplish, apex rounded; anther apex rounded.
var. intermedius
2. Petals usually cream or red-brown, never purplish, apex squarish; anther apex abruptly apiculate.
var. vestus
Source FNA vol. 26, p. 124. FNA vol. 26, p. 141.
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. 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. 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. westonii
Subordinate taxa
C. weedii var. intermedius, C. weedii var. vestus, C. weedii var. weedii
Name authority Hooker & Arnott: Bot. Beechey Voy., 398. (1840) Alph. Wood: Proc. Acad. Nat. Sci. Philadelphia 20: 169. (1868)
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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