Papaver walpolei

A. E. Porsild

Rhodora 41: 231, plate 552, figs. 4-10. 1939.

Synonyms: Papaver walpolei var. sulphureomaculatum Hultén
Treatment appears in FNA Volume 3.

Plants densely cespitose, to 1 (-2) dm. Leaves to 4 cm; petiole to 3/4 length of leaf; blade light green abaxially, dark green adaxially, sometimes glaucous, short-lanceolate, unlobed or 1×-lobed with 1 (-2) pair (s) of lateral lobes, glabrous adaxially; terminal lobe rarely with small secondary lobes, apex rounded. Inflorescences: scapes erect, glabrate to hispid. Flowers to 3 cm diam.; petals yellow, or white with yellow basal spot; anthers yellow; stigmas 4-5, disc convex. Capsules turbinate to ellipsoid-obovoid, to 1 cm, sparsely to densely hirsute, trichomes light-brown to black. 2n = 14.


Phenology: Flowering late May–Aug.
Habitat: Exposed tundra uplands, especially calcareous fellfield and river gravels
Elevation: 0-900 m

Distribution

V3 629-distribution-map.gif

Yukon, Alaska, Asia (Russian Far East), Asia (Chukotka)

Discussion

Selected References

None.

Lower Taxa

None.

"lengthofleaf" is not declared as a valid unit of measurement for this property."dm" is not declared as a valid unit of measurement for this property.

... more about "Papaver walpolei"
rounded +
A. E. Porsild +
palmate +  and subpalmate +
dark green +  and light green +
glabrous;glaucous +
1×-lobed +, unlobed +  and short-lanceolate +
turbinate +  and ellipsoid-obovoid +
0 cm0 mm <br />0 m <br /> (1 cm10 mm <br />0.01 m <br />) +
sessile +  and subsessile +
Yukon +, Alaska +, Asia (Russian Far East) +  and Asia (Chukotka) +
0-900 m +
yellow +  and white +
sessile +, pedicellate +  and symmetric +
0 cm0 mm <br />0 m <br /> (3 cm30 mm <br />0.03 m <br />) +
transverse +, poricidal +, valvate +  and dehiscence +
Exposed tundra uplands, especially calcareous fellfield and river gravels +
paniculate +  and racemose +
terminal +  and axillary +
1-2×-lobed +  and unlobed +
sessile +, petiolate +  and simple +
alternate +  and opposite or whorled +
cauline +  and basal +
incised +, scalloped +, toothed +  and entire +
multilocular +
white +  and yellow +
distinct +
obovate +
2 times number of sepals +
Flowering late May–Aug. +
3-18[-22]-carpellate +
red +, orange +  and white +
glabrate +  and hispid +
carunculate +  and arillate +
distinct +
obovate +
decumbent +, spreading +  and erect +
deciduous +  and persistent +
Papaver walpolei var. sulphureomaculatum +
Papaver walpolei +
Papaver sect. Meconella +
species +
light-brown +  and black +
plant +  and cespitose +