Flora of North America species comparison

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Calochortus umpquaensis

Calochortus longebarbatus
Calochortus umpquaensis

Umpqua mariposa-lily
Calochortus longebarbatus

long-bearded mariposa lily, long-bearded sego-lily, long-hair star-tulip, longbeard mariposa lily
Stems

not branching, straight, often scapelike, 2–3 dm, glabrous or glaucous.

usually not branching, 1–3 dm, proximal internodes very short;

bulblet in axil of cauline leaf at or below ground surface.
Leaves

basal solitary, clasping;

blade narrowly lanceolate, hairy, adaxially hispid, abaxially glabrous, sometimes glaucous. Inflorescences 1–several-flowered;

bracts 2, suboppo-site, narrowly lanceolate.

single;

basal persistent, 2–3 dm;

blade linear.
Inflorescences

1–4-flowered.
Flowers

erect;

perianth open, campanulate;

sepals lanceolate-acuminate, ca. 2 cm;

petals white to cream, with dark purple-black, pentagonal to lunate blotch, broadly oblong to obovate, 3.5 cm, bearded, adaxial surface typically minutely papillose, margins erose;

glands transversely oblong-lunate, slightly depressed, with 0.7–1.4 mm-wide band of short dendritic hairs distally, hairs surrounded by lime-green coloration and purple striations;

anthers lanceolate, apex acuminate.

erect;

perianth open, campanulate;

sepals ovate-lanceolate, 15–20 mm, apex acuminate;

petals light pink to ± lavender, with red-purple adaxial crescent distal to gland, widely obovate-cuneate, 20–30 mm, not ciliate, with a few long hairs;

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

filaments twice length of anthers;

anther apex obtuse to abruptly short-tipped.
Capsules

nodding, 3–5.4 cm.

erect, 3-winged, ellipsoid to ± globular, 2–3 cm.
Seeds

2.8–3.5 mm, with inflated bulbous crest and hollow lateral ridge.

light brown, irregular.
2n

= 20.

Calochortus umpquaensis

Calochortus longebarbatus
Phenology Flowering late spring–mid summer.
Habitat Grassland-forest ecotones in serpentine-derived soils
Elevation 300–500 m (1000–1600 ft)
Distribution
from FNA
OR
[WildflowerSearch map]
[BONAP county map]
from USDA
w United States
[WildflowerSearch map]
[BONAP county map]
Discussion

Of conservation concern.

Calochortus umpquaensis is known only from Watson and Ace Williams mountains on both sides of the Little River, Douglas County.

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

recent collections of calochortus longebarbatus from oregon exhibit intergradation in the characters that heretofore have been thought to distinguish the following two varieties (k. l. chambers pers. comm.), and their continued recognition may prove unwarranted

Varieties 2 (2 in the flora).

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Key
1. Perianth obconic-campanulate, petals not sharply bent at gland; basal leaves not reddish at base.
var. longebarbatus
1. Perianth broadly campanulate, petals sharply bent at gland; basal leaves reddish at base.
var. peckii
Source FNA vol. 26, p. 130. FNA vol. 26.
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. 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. 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
Subordinate taxa
C. longebarbatus var. longebarbatus, C. longebarbatus var. peckii
Name authority Fredricks: Syst. Bot. 14: 12, figs. 1, 2, 3f–j, 4, 5. (1989) S. Watson: Proc. Amer. Acad. Arts 17: 381. (1882)
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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