*SHOW ~ Character list.

*CHARACTER LIST
#1. genus/
       1. Alnus/
       2. Betula/
       3. Carpinus/
       4. Corylus/
       5. Ostrya/
       6. Ostryopsis/

#2. plant: habit/
       1. shrub/
       2. small tree/
       3. tree/

#3. plant: height/
       m tall/

#4. plant: bark: color/
       1. black/
       2. brown/
       3. dark gray/
       4. gray/
       5. orange/
       6. red/
       7. white/
       8. yellow/

#5. plant: bark: texture/
       1. dissected/
       2. exfoliating/
       3. fissured/
       4. rough/
       5. scaly/
       6. smooth/

#6. branchlet: color/
       1. black/
       2. brown/
       3. green/
       4. gray/
       5. purple/
       6. red/
       7. yellow/

#7. leaf: petiole: length/
       mm/

#8. leaf blade: shape/
       1. elliptic/
       2. lanceolate/
       3. oblanceolate/
       4. oblong/
       5. obovate/
       6. orbicular/
       7. ovate/
       8. rhombic/
       9. triangular/

#9. leaf blade: length/
       mm/

#10. leaf blade: width/
       mm/

#11. leaf blade: length: width ratio/

#12. leaf blade: texture/
       1. leathery/
       2. papery/

#13. leaf blade: base/
       1. cordate/
       2. cuneate/
       3. oblique/
       4. rounded/
       5. truncate/

#14. leaf blade: margin/
       1. coarsely serrate/
       2. densely serrate/
       3. doubly dentate/
       4. doubly serrate/
       5. entire/
       6. incised/
       7. irregularly serrate/
       8. lobed/
       9. lobed above middle/
       10. remotely serrate/
       11. simple dentate/
       12. simple serrate/
       13. undulate/

#15. leaf blade: margin: teeth/
       1. incurved/
       2. mucronate/
       3. obtuse/
       4. recurved/
       5. setiform/
       6. sharp/
       7. minute/

#16. leaf blade: apex/
       1. acuminate/
       2. acute/
       3. caudate/
       4. mucronate/
       5. obtuse/
       6. rounded/

#17. leaf blade: lateral veins per side/

#18. male inflorescences: number per cluster/

#19. male inflorescence: length/
       mm/

#20. male inflorescence: bract: shape/
       1. obovate/
       2. ovate/
       3. rhombic/
       4. triangular/

#21. male inflorescence: anther: thecae/
       1. connate/
       2. separate/

#22. female inflorescences: number per cluster/

#23. female inflorescence: length/
       mm/

#24. female inflorescence: width/
       mm/

#25. female inflorescence: peduncle: length/
       mm/

#26. female inflorescence: bract: shape/
       1. campanulate/
       2. elliptic/
       3. falcate/
       4. forming a tubular sheath/
       5. lanceolate/
       6. oblique/
       7. oblong/
       8. obovate/
       9. orbicular/
       10. ovate/
       11. rhombic/
       12. saccate/

#27. female inflorescence: bract: length/
       mm/

#28. female inflorescence: bract: width/
       mm/

#29. female inflorescence: bract: length: width ratio/

#30. fruit: type/
       1. nut/
       2. nutlet/

#31. fruit: length/
       mm/

#32. fruit: diam./
       mm/

#33. fruit: ornamentation/
       1. with bracts/
       2. with membranous wings/
       3. with papery wings/

#34. flowering/
       1. Jan/
       2. Apr/
       3. May/
       4. Jun/
       5. Jul/
       6. Aug/
       7. Oct/
       8. Nov/
       9. Dec/

#35. fruiting/
       1. Mar/
       2. Apr/
       3. May/
       4. Jun/
       5. Jul/
       6. Aug/
       7. Sep/

#36. distribution: elevation/
       m/

#37. distribution: provinces/
       1. Anhui/
       2. Beijing/
       3. Fujian/
       4. Gansu/
       5. Guangdong/
       6. Guangxi/
       7. Guizhou/
       8. Hainan/
       9. Hebei/
       10. Heilongjiang/
       11. Henan/
       12. Hubei/
       13. Hunan/
       14. Jiangsu/
       15. Jiangxi/
       16. Jilin/
       17. Liaoning/
       18. Nei Mongol/
       19. Ningxia/
       20. Qinghai/
       21. Shaanxi/
       22. Shandong/
       23. Shanxi/
       24. Sichuan/
       25. Taiwan/
       26. Xinjiang/
       27. Xizang/
       28. Yunnan/
       29. Zhejiang/

#38. distribution: adjacent countries/
       1. Afghanistan/
       2. Bangladesh/
       3. Bhutan/
       4. India/
       5. Japan/
       6. Kashmir/
       7. Kazakhstan/
       8. Korea/
       9. Kyrgyzstan/
       10. Laos/
       11. Mongolia/
       12. Myanmar/
       13. Nepal/
       14. Russia/
       15. Sikkim/
       16. Tajikistan/
       17. Thailand/
       18. Vietnam/