Table 1 in Ophiorrhiza shiqianensis (Rubiaceae), a new species from Guizhou, China

Table 1. Comparison of morphological characteristics between Ophiorrhiza shiqianensis and O. hunanica.
CharactersO. shiqianensisO. hunanicaPlantrepent at baseprocumbent or repent at baseStemglabrous, glabrescent or pilose; subterranean stem internodes 5-10 cm longvillose; subterranean stem internodes 1-2 cm longLeafpetiole 1.5-4.0 cm long, glabrous or pilose; blade 7-17 cm long; stipules 3-5 mm longpetiole 1-6 cm long, villose; blade 7-23 cm long; stipules 5-15 mm longFlower2- to 10-flowered; peduncle 2.5-4 cm long when flowering, 8-10 cm long when fruiting; corolla tube and lobes purple; style c. 12 mm long and stigmas included in long-styled flowers5- to many-flowered; peduncle 3-8 cm long when flowering, 12-15 cm long when fruiting; corolla tube purple and lobes white; style 15-17 mm long and stigmas exserted in long-styled flowersCapsule3-4 mm × 8-10 mm, glabrous or glabrescent5-6 mm × 10-12 mm, densely villose