abaxial

abaxial surface with mammillate epidermis, thinly persistently fawn-farinose;

背面具具乳突表，稀疏持续淡黄褐色；

Upper petal reniform, 1.8-2 × ca. 2 cm, apex cornute, abaxial midvein thickened, conspicuously carinate;

肾形的旗瓣，1.8-2*约2厘，先端，背面中脉加厚，显著具龙骨状隆起；

margin revolute;apex acute;abaxial surface sparsely rufous-tomentose, indumentum ± detersile, midrib sparsely glandular-hairy;

边缘外卷先端锐尖背面红棕色被绒毛的疏生，毛被多少脱毛，中脉疏生腺毛；

Leaf base cordate; flowers 8–18 mm in diam.; abaxial surface of calyx tomentose and villous; flowers petalous.

叶基部心形；花8-18毫；背面花萼被绒毛和具长柔毛；花具花瓣。(76

mouth subvertical, ca. 1.5 cm.Upper petal orbicular, 1-1.5 cm, apex long aristate, abaxial midvein broadly cristate;

约，口近垂厘旗瓣圆形，1-1.5厘，先端具长芒，背面中脉宽鸡冠状；

abaxial surface with indumentum 2-layered, upper layer fulvous, spongy, lower layer appressed, whitish, epidermis epapillate;

背面具毛被2层，上层的黄褐色，海绵状的，下层贴伏，带白色的，表无乳突；

Leaf base rounded to shallowly cordate; flowers 6–8 mm in diam.; abaxial surface of calyx tomentose; flowers petalous or apetalous.

叶基部圆形到浅心形；花6-8毫；背面花萼被绒毛；花具花瓣的或无花瓣。(75