Flora of North America species comparison

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Eschscholzia caespitosa

Eschscholzia glyptosperma

collarless California poppy, foothill poppy, gold poppy, tuft eschscholzia, tuft poppy

desert gold poppy, desert goldenpoppy, desert poppy, Mojave poppy
Habit Plants annual, caulescent, erect, tufted, 5-30 cm, glabrous, sometimes slightly glaucous. Plants annual, scapose, erect, 5-25 cm, glabrous, sometimes glaucous.
Leaves

basal and cauline;

blade with ultimate lobes short (giving compact appearance), obtuse or acute.

basal;

blade with ultimate lobes acute.
Inflorescences

cymose or 1-flowered;

buds erect, apiculate-acuminate, tip usually more than 1/4 length of bud.

1-flowered;

buds nodding or sometimes erect.
Flowers

receptacle obconic, less than 2.5 mm broad, cup without spreading free rim;

calyx apiculate, glabrous;

petals yellow, sometimes with orange spot at base, 10-25 mm.

receptacle conic, cup without spreading free rim;

calyx acuminate, glabrous, sometimes glaucous;

petals yellow, (10-)12-25 mm.
Capsules

4-8 cm.

4-7 cm.
Seeds

brown to black, ellipsoid to obovoid, 1.5-2.4 mm, reticulate.

tan to brown, spheric, 1.2-1.8 mm, minutely pitted.
2n

= 12.

= 14.

Eschscholzia caespitosa

Eschscholzia glyptosperma
Phenology Flowering spring (Mar–May). Flowering spring (Mar–May).
Habitat Open chaparral Desert washes, flats, slopes
Elevation 0-1500 m (0-4900 ft) 50-1500 m (200-4900 ft)
Distribution
from FNA
CA; OR; Mexico (Baja California)
[WildflowerSearch map]
[BONAP county map]
from FNA
AZ; CA; NV; UT
[WildflowerSearch map]
[BONAP county map]
Discussion

Eschscholzia caespitosa grows in the mainland foothills.

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

Eschscholzia glyptosperma is known from the Mojave and Sonoran deserts.

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 3. FNA vol. 3.
Parent taxa Papaveraceae > Eschscholzia Papaveraceae > Eschscholzia
Sibling taxa
E. californica, E. glyptosperma, E. hypecoides, E. lemmonii, E. lobbii, E. minutiflora, E. parishii, E. ramosa, E. rhombipetala
E. caespitosa, E. californica, E. hypecoides, E. lemmonii, E. lobbii, E. minutiflora, E. parishii, E. ramosa, E. rhombipetala
Name authority Bentham: Trans. Hort. Soc. London, ser. 2, 1: 408. (1835) Greene: Bull. Calif. Acad. Sci. 1: 70. (1885)
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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