Jamesia americana var. macrocalyx
Nat. Pflanzenfam. ed. 2, 18a: 196. 1930.
IllustratedEndemicConservation concern
Basionym: Edwinia macrocalyx Small in N. L. Britton et al. N. Amer. Fl. 22: 176. 1905
Treatment appears in FNA Volume 12. Treatment on page 465.
Bark exfoliating tardily in gray strips or strings. Leaves: petiole 2–8 (–12) mm; blade ovate to obovate or rhombic, (0.7–) 1.2–3 (–3.9) × (0.5–) 0.8–1.8 (–3.2) cm, margins dentate, teeth (5–) 11–21 (–27). Inflorescences usually (2–) 3–9 (–13) -flowered, sometimes flowers solitary. Flowers: sepals lanceolate to triangular-ovate, (2.5–) 3–7 mm; petals white or pinkish white, (6.5–) 7.5–11.5 mm; styles 4–6.7 mm.
Phenology: Flowering Jun–Aug.
Habitat: Cliffs, crevices, rocky slopes.
Elevation: (1700–)2100–3300(–3700) m.
Discussion
Variety macrocalyx is known from Juab, Salt Lake, Tooele, Utah, and Wasatch counties.
Selected References
None.
Lower Taxa
None.
"dm" 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."connate" is not a number. "distinct" is not a number.
... more about "Jamesia americana var. macrocalyx"
sparsely strigose;glabrescent +
distinct +
perigynous +
dehiscing +
depressed-ovate +
narrow +
funicular +
absent +
exfoliating +
asymmetric +
herbaceous +
stunted +
straggly +
ascending;spreading +
septicidal +
indurate +
2-35-flowered +
Utah. +
symmetric +
marginal +
bisexual +
not ribbed +
adnate +
1.3mm;2mm +
strigose +
hemispheric +
2.5mm;4.5mm +
Present +
(2-)3-9(-13)-flowered +
simple +
opposite +
deciduous +
dentate +
absent +
parietal +
adnate +
axile +
inferior +
anatropous +
1;50 +
absent +
strigose +
absent +
strigose +
perigynous +
imbricate +
connate +
5.5mm;11mm +
spreading +
absent +
3-5-carpellate +
Nat. Pflanzenfam. ed. +
1930 +
ellipsoid +
petaloid +
persistent +
? (?) +
erect +
enlarged +
longitudinal +
spreading;ascending +
absent +
gray +
persistent +
distinct +
3;5 +
hairy +
Jamesia americana var. macrocalyx +
Jamesia americana +
variety +
simple +
ascending-strigose +