SAPINDACEAE. 



209 



KOELREUTERIA. 



(Family Sapindaceae). 



Small or moderate-sized trees: 

 deciduous. Twigs rather stout, 

 very slightly angled: pith rather 

 large, rounded, continuous, white. 

 Buds moderate, solitary, half- 

 ellipsoid, sessile, with 2 exposed 

 scales, the end-bud lacking. Leaf- 

 scars alternate, raised, rather 

 large, shield-shaped: bundle-traces 

 3 and compound, or forming a 

 singled jagged irregular series: 

 stipule-scars lacking. 



Winter-character references: 

 Koelreuteria paniculata. Schnei- 

 der, f. 47, 215; Shirasawa, 245, 

 pi. 4. 

 Twigs olive-buff, glabrescent. 



K. paniculata. 



Winter-character references to 

 Aesculus: X A. carnea. Schnei- 

 der, f. 214. A. glabra. Blakeslee 



& Jarvis, 548; Brendel, 29, pi. 1; Otis, 198; Schneider, f. 214. 

 A. glabra Buckleyi. Hitchcock (1), 3, f. 5, (3), 10, (4), 135, 

 f. 24. A. Hippocastanum. Blakeslee & Jarvis, 320, f. 4, 330, 

 548, pi.; Bosemann, 64; Pant, 41, f. 38; Otis, 196; Schneider, 

 f. 213, 214; Ward, 1:15, f. 7-8, 104, f. 57, 118, f. 59, 150, f. 

 70; Willkomm, 53, f. 98; Zuccarini, 31, pi. 17. A. humilis. 

 Schneider, f. 215. A. octandra. Blakeslee & Jarvis, 548; Bose- 

 mann, 64; Schneider, f. 214. A. parviflora. * Schneider, f. 215. 

 A. Pavia. Bosemann, 64. A. turbinata. Shirasawa, 268, 

 pi. 10. 



