A prostrate or decumbent, pubescent, few branched herb; stolons creeping, rooting at the nodes, 10-30 cm long, covered with multicellular white or brown hairs, the hairs 1 mm long. Leaves opposite, ovate, 2-6 cm long, 1-2 cm wide, acute at apex, obtuse or cuneate at base, covered with multicellular hairs and with black- punctate dots on both surfaces, the margins entire; petioles 10-15 mm long. Flowers yellow, axillary, with short pedidels 2-4 mm long; sepals 5, lanceolate, long-acuminate, 7-10 mm long, covered with multicellular hairs; corolla 5-lobed, the segments with black-punctate dots, obovate, 10 mm long. Capsules globose, shorter than calyx.

TAIPEI: Peichatienshan, Liao 359; Sankan to Kyanrawa, Suzuki 7001. TAOYUAN: Lalashan, Huang 2408. HSINCHU: Chingchaohu, Huang 1391; Yuanyanghu, Peng 15164. MIAOLI: Kuanwu, Peng 9457. TAICHUNG: 710 Logging Track, Lu 115. NANTOU: Chitou, Wang 1214. HUALIEN: Mukuashan, Nakamura 4596. ILAN: Mt. Duli, Tamura, Shimizu et Kao s. n. 1963; Taipingshan to Dulishan, Wang 9353.

Distributed in Himalaya, SE and SW China. Taiwan, in the central high mountains.

Phenology: perennial

Life form: herb

Root: rooting at node or not: rooting at node

Stem: present

Stem: type: decumbent

Stem: shape: terete

Stem: indumentum: hairy

Leaf: position: cauline

Phyllotaxy: opposite

Leaf: petiole: petiolate

Leaf: petiole length (mm): 10-15

Leaf: blade shape: ovate

Leaf: blade apex: acute

Leaf: blade base: cuneate, obtuse

Leaf: blade margin: entire

Leaf: blade surface: pubscent, dotted

Leaf: blade texture: herbaceous

Leaf: blade length (mm): 20-60

Leaf: blade width (mm): 10-20

Inflorescence: solitary

Inflorescence: position: axillary

Scape: absent

Peduncle: length (mm): 1-4

Bract: absent

Calyx: shape: 5-parted

Sepal: shape: lanceolate

Sepal: margin: entire

Sepal: length (mm): 7-10

Sepal: width (mm): 1-1.5

Corolla: color: yellow

Corolla: shape: rotate

Lobe: margin: entire

Lobe: length (mm): 7-10

Lobe: width (mm): 2.5-4

Filament fused into a ring or not: filament fuse to a ring

Filament inserted position: base of corolla lobe

Filament: indumentum: glabrous

Filament and anther relative length: filament obviously longer than anther

Stamens protruding from corolla or not: Stamens protuding from corolla

Capsule: dehiscence type: longitudinal

Distribution: mid elevation