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Omphalogramma
species
 

O. brachysiphon
Is a perennial growing to 20 cm in hight.
The leaf is oblanceolate, acuminate at base, glabrous, margin entire or sometimes denticulate, apex obtuse.
Scapes reddish pubescent.
The calyx is outside pubescent and parted near base. Lobes lanceolate, apex obtuse or acute.
Corolla is dark purple, formed like a bell, glabrous or pubescent outside. The tube is slightly longer than the calyx, ad gradually expanding upwards from base. Normally divided in five lobes, which are elliptic  or oblong-elliptic, the apex is deep incised-dentate.
Grows at open places in moist soil and moss-covered rocky slopes in 4.000-4.600 meter in S.E.Xizang (Mainling Xian, Medog Xian), where it is endemic.
 
O. burmanica
The leaf is ovate to cordate and shallowly crenate. Towards the rib pubescent.
Corolla 3 to 4 cm long.
Petals deep violet-blue with cordate or dentate margin.
The plant is about 15 cm high.
It blooms early summer.
Grows in temperate areas in subalpine zones in grassland and thickets in  Myanmar
 
O. coxii
The leaves are broadly ovate to cordate, close covered with long hairs.
The corolla is 2 cm long, and it has 5 or 6 deep pink-purple petals.
The plant grows to a high of 10 to 15 cm and it blooms early summer.
Grows in very moist soil or bogs in 3.000 to 3.600 meter in Myanmar.
 
O. delavayi
Is a perennial, who grows to a high at 20 to 30 cm.
The leaves are broad ovate to oblong or almost rounded. Towards the margin the veins and margin are covered with fulvous hairs, while they towards the rib only is sparsely pubescent. The leaves are cordate at base, margin a little undulate or serrate, the apex obtuse to rounded.
The calyx is broad bell shaped, parted near base, the lobes are lanceolate, at outside pubescent, the margin occasionally dentate, the apex acute or obtuse.
The corolla is rose-purple, funnel-formed, the lobes are ovate to oblong-ovate, apex deep incised-dentate.
Grows in alpine areas in shrubs and grassy slopes in 3.300-4.000 meter in V.Yunnan, where it is endemic.
 

 

Omphalogramma delavayi

O. elegans
Is a perennial which, in fruiting, can be 75 cm high .
The leaves are ovate-lanceolate. Towards the margin sparsely pubescent along mid- and lateral veins, and towards the rib with long white hairs, cordulate to rounded at base, margin entire, sometimes a little denticulate, apex obtuse.
Calyx parted near base, lobes narrowly lanceolate to almost sublinear, outside pubescent, and the apex is acute.
Corolla deep violet, the tube 3 times as long as the calyx, the limb is 4-6 cm wide, lobes oblong to broadly obovate or elliptic, 2-lobed, margin entire to dentate.
Grows in margin of woodlands and shrubs in peaty soil at an altitude of 3.200-4.700 meter in S.E.Xizang, N.V.Yunnan and N.Myanmar. 
 
O. elwesianum
Is a perennial at about 40 cm in height.
The leaves are oblanceolate, tapered to base, glabrous, margin entire to obscurely dentate, apex rounded to obtuse.
Calyx densely pubescent outside, and lobed near base. The lobes are lanceolate, margin sometimes dentate near the apex.
Corolla purple, funnel-formed, gradually enlarged upwards from base and outside pubescent. The lobes are oblong to obovate, margin pubescent and clearly serrate or dentate, and apex obscurely dentate .
It blooms in July.
Grows in Bhutan, India, Nepal, Sikkim and S.E.Xizang, in wet meadows at an altitude of 3.800-4.000 meter.
 
O. forrestii
Is a perennial at a height of 15 to 65 cm.
The leaves are oblong, oblong-obovate or oblong-elliptic with glandular ciliate margin. Towards the margin the ribs and veins are pubescent, and glabrous towards the rib. At base almost cuneate to rounded or cordate, margin slightly undulate to remotely denticulate, apex obtuse.
Outside the calyx is densely pubescent, the lobes are lanceolate with glandular ciliate margins. The apex is obtuse.
The corolla is dark purple, funnel-formed with sparsely glandular pubescent. The tube gradually enlarged upward form base. The lobes are elliptic or broad ovate or almost rounded, slightly pubescent at margin and obscurely crenate. Apex 2-lobed.
Grows in gravely meadows and Rhododendron thickets in an altitude of 3.500-4.000 meter in N.V.Yunnan where it is endemic.
 
O. minus
Is a 5 to 20 cm high perennial.
The leaves are broad ovate, pubescent along the veins towards the margin, and with reddish hairs towards the rib. At base almost truncate to cordate, the margin obscurely undulate, hairy, apex rounded to obtuse.
The calyx parted near base, the lobes are linear-lanceolate, hairy, apex acute.
The corolla is deep indigo-purple or rose-purple. The tube is narrow cylindrical, the limb is 2-3 cm wide. The lobe is broad ovate or oblong, the apex incised-denticulate.
Blooms in June or July.
Grows in gravely grassy slopes between shrubs in an altitude of 3.500-4.000 meter in S.V.Sichuan, E.Xizang and N.V.Yunnan where it is endemic.
 
O. pilosum
The leaves are oblong to broad ovate with an undulate crenate margin. Towards the rib hairy.
The corolla is red-purple.
The plant can be 20 to 35 cm high.
Blooms early summer.
Grows in grassy meadows in an altitude at about 4.000 meters in Myanmar.
 
O. souliei
Is a perennial at 10 to 60 cm in height.
The leaves are elliptic to oblong, tapered to base, glabrous or sparsely pubescent, margin entire, apex rounded to acute.
The calyx is bell-shaped with glandular hairs, parted near base. The lobes are lanceolate, the apex acute to obtuse.
The corolla is deep red to bluish purple. The tube is outside pubescent, the limb 4-6 cm broad. The lobes are broad obovate to oblong, 2-lobed, margin entire to incised-dentate.
Grows in margins of forests (Pinus) and Rhododendron thickets in an altitude of  3.300-4.500 meter in S.V.Sichuan, E.Xizang and N.V.Yunnan, where it is endemic.
 
O. tibeticum
Is a 10-30 cm high perennial.
The leaves are elliptic, pubescent along the veins towards the margin, and sparsely haired towards the rib. At base attenuate, margin entire or nearly so, apex obtuse or rounded.
The calyx, who has fulvous hairs outside, is parted near base in 6 lobes. The lobes are lanceolate to linear-lanceolate, apex obtuse to acute.
The corolla is purple, glandular pubescent outside. The tube is gradually enlarged upwards from base. The lobes are oblong or almost ovate, now and then with clearly crenate or dentate apex.
Blooms in July.
Grows in alpine shrubs in an altitude at about 4.000 meter in S.E.Xizang (Bomi Xian), where it is endemic.
 
O. vinciflorum
Is a perennial, which in the description can reach a height at 80 cm. The one we have in our garden has never been so high, it's max. about 25 cm.
The leaves are oblanceolate to oblong or obovate, haired, at base normally  gradually enlarged, but now and then almost rounded or cordate, margin entire to very obscurely crenate, apex obtuse.
The calyx is  fulvous pubescent outside, parted near base in 6 to 8 lobes. The lobes are lanceolate to linear-lanceolate, apex obtuse.
The corolla is deep indigo-blue, undulate. The tube is cylindrical with brownish glandular pubescent outside and with 6 to 8 lobes. The lobes are variable, mostly obovate to elliptic with slightly or deeply emarginate margin.
Grows in damp meadows among shrubs in an altitude of 2.200 to 4.600 meter in S.Gansu in N.- and V.Sichuan and in N.Yunnan, in which areas it is endemic.
 

 

Omphalogramma vinciflorum

List of synomyms
Omphalogramma farreri = Omphalogramma delavayi
Omphalogramma elwesianum var. assamicum = Omphalogramma elwesianum
Omphalogramma engleri = Omphalogramma vinciflorum
Omphalogramma franchetti = Omphalogramma souliei
Omphalogramma rockii = Omphalogrmma vinciflorum
Omphalogramma souliei var. pubescens = Omphalogramma souliei
Omphalogramma vinceiflora = Omphalogramma vinciflorum
Omphalogramma vinciflora = Omphalogramma vinciflorum
Omphalogramma viola-grandis = Omphalogramma vinciflorum
Primula delavayi = Omphalogramma delavayi
Primula elwesianum = Omphalogramma elwesianum
Primula engleri = Omphalogramma vinciflorum
Primula franchetti = Omphalogramma souliei
Primula vinciflora = Omphalogramma vinciflorum
Primula viola-grandis = Omphalogramma vinciflorum