tai2.ntu.edu.twtai2.ntu.edu.tw/taiwania/pdf/tai.1991.36.272.pdf · tube about 5 mm long, lobes...
5
tai2.ntu.edu.twtai2.ntu.edu.tw/taiwania/pdf/tai.1991.36.272.pdf · tube about 5 mm long, lobes tomentose, oblong to elliptic, 15-16 mm long, rounded at apex; petals 5, the upper one