264 E. Koehne. 
feri crassiusculi circa 6—7 mm longi glabri recti vel subnutantes re- 
fractive. Baccae majusculae glaberrimae subglobosae (in sicco diametro 
circa 7—8 mm) semper monospermae, semine magno late obovato usque 
7 mm longo et 6 mm lato. 
North Australia: North Coast, Robert Brown; Gulf of Carpen- 
teria, R. Brown (lter Australiense 1802—1805, no. 5237). 
Species sine ullo dubio distincta et a Cisso adnata, cui est forsan 
proxima, glabritie, foliis crenatis, pedunculo brevi, baecis majoribus fere 
globosis facile separanda. ; 
41. Cayratia clematidea Dom., nov. comb. 
Vitis clematidea F. v. Muell. Fragm., Il, 74 (1860). 
Queensland: Locis pluribus, Domin 1909—1910. 
42. Cayratia acetosa Dom., nov. comb. 
- Cissus acetosa F. v. Muell. Trans. Phil. Inst. Vict., III, 24 (1859). 
Vitis acetosa F. v. Muell. Pl. Victor, I, 94. 
Vitis Gardineri F. M. Bail. Queensl. Fl. I, 283 (1899). 
Northern Queensland: Walsh River, Domin 1910. 
43. Cayratia saponaria Dom.,, nov. comb. 
Cissus Saponaria Planch. in DC, Monogr. Phan., V, 574 (1887), 
Vitis saponaria Seem. in Bonplandia, IX, 254 (1861). 
Queensland: Cape York, Mac Gillivray. 
44. Cayratia strigosa Dom., nov. comb. 
Vitis strigosa F. M. Bail. Queensl. Fl., I, 281 (1899). 
Northern Queensland: Barron River, L. J. Nugent, 
45. Cayratia acris Dom., nov. comb. 
Vitis acris F. v. Muell. Fragm., II, 75 (1860). 
Queensland: Brisbane River, A. Cunningham. 
XLIX. Neue chinesische Arten und Formen von Prunus. 
Von E. Koehne. 
(Originaldiagnosen.) 
1. Prunus macradenia Koehne var. Mairei Koehne, nov. var. (an 
species propria ?). 
Stipulae lanceolatae 3—4 mm longae, herbaceae, glanduloso- denti- 
culatae; petioli breviter hirtelli, glandulas prope apicem gerentes. Invo- 
lucra magna cr. 1,2—1,4 cm longa lataque, squamis exterioribus patentis- 
simis interioribus plus minus erectis; pedunculus 2,5—4 cm longus, 
bracteis herbaceis 3—4 sterilibus spathulato-lanceolatis ad ovalibus v. 
rotundatis, superne 3—4 fertilibus rotundatis v. ovatis munitus; umbellae 
4—6-florae pedicello infimo tantum inferius inserto, axi 6—8 mm longo; 
pedicelli 9—13 mm longi. Flores coaetanei foliis simul ad 5,5 cm longis; 
cupula subanguste campanulata, 4,5 mm longa, laxe pubescens; sepala 
reflexa 3-angularia, 2,5 mm longa, integra, extus parce pilosa; petala 
rotundata 6 mm longa 5 mm lata, obtusa; stamina 36, majora 7 mm 
