Morphological and ecological divergence of Lilium and Nomocharis within the Hengduan Mountains and Qinghai-Tibetan Plateau may result from habitat specialization and hybridization

Table 1 Morphologically distinctive plant species that are endemic to the QTP but phylogenetically indistinct (i.e., nested within) from allies

Endemic OTU(s)	Phylogenetically indistinct allies	Distinctive morphology of endemic	Morphology of allies	Geographic range of allies	Family	Reference
Lomatogoniopsis T. N. Ho & S. W. Liu	Lomatogonium A. Braun	2n = 12; Petals bearing one nectary each; Nectaries appendaged, not in pits	2n = 18; Petals bearing two nectarines each; Nectaries not appendaged, in pits	Throughout the temperate Northern Hemisphere	Gentianaceae	[9, 84]
Milula Prain	Allium L.	n = 10; inflorescence spicate; sepals fused over 1/3 or more of length	n = 16 or multiples; inflorescence umbellate; sepals free or fused only at base	Throughout the Northern Hemisphere and in Africa, and Central and South America	Liliaceae	[9, 85]
Parapteropyrum	Fagopyrum	woody; flowers bisexual	herbaceous; flowers monoecious	QTP and adjacent regions to the south and east	Polygonaceae	[86]
Parasenecio W. W. Smith & J. Small	Sinacalia H. Robinson & Brettell	capitula discoid; roots not tuberous	capitula radiate; roots tuberous	Throughout temperate China	Asteraceae	[9, 87]
Pomatosace Maximowicz	Androsace L.	fruit capsule operculate	fruit capsule opening along longitudinal slits	Temperate Northern Hemisphere except eastern North America and temperate South America	Primulaceae	[9, 88, 89]
Solms-laubachia Muschler	Parrya R. Brown; Desideria Pampanini	unique suite of characters	unique suite of characters	Temperate, subarctic, and arctic areas in eastern and central Asia and North America	Brassicaceae	[3, 9, 90, 91]

ISSN: 2730-7182