Puate 2713: 
CLEMATIS PTERANTHA, Dunn. 
RANUNCULACEH. Tribe CLEMATIDE. 
. pterantha, Dunn (sp. nov.) ; C. yunnanensi, Franch., affinis, sepalis 
alatis distincta. 
Frutex scandens, preter inflorescentiam glaber, a _ 
ulcatis, canali centrali perforatis. olia trifoliolata, 
dentia ; foliola papyracea, ovata, 3-5 po ga, wna fore se 
dentata. lores in apice pedunculorum brevium axillarium cum bracteis 
collecti, pedicellis sparso hirsutis, alabastris globosis, Sepala alba 
A, Henry), 4, ovata, alis tribus membranaceis dorso provisa, extus 
glabra, intus pubescentia, margine tomentosa. Stamina barbata, 
filamentis 5—7-plo antheris longioribus. Ovarium stylusque hirsuta. 
Fructus ignotus. 
Curna : Yunnan, Szemao, mountain forests to the West, at 5,000 feet, 
A. Henry, ‘12452. 
This species was, when discovered, the only member of the genus 
having dorsally winged sepals. mong Ducloux’s plants, however, 
which were recently presented to “onde by Dr. Henry and collected in 
e region, is another undescribed species, having — same 
peculiarity, but otherwise distinct rate the above.—S. T. Dun 
Fig. 1, a sepal seen from the outside; 2, a stamen; 3, an achene, AU/ enlarged. 
