Page 110 - 《广西植物》2020年增刊
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1 0 6                                 广  西  植  物                                         40 卷

                   29. Stems hispidꎻ leaf blades up to 12 cm broad.
                     30. Pedicels with yellow glandular hairs   130. D. eriostylum

                       31. Pedicels only yellow ̄glandular ̄puberulousꎻ ovaries sparsely pubescent  
                                   130a. var. eriostylum

                       31. Pedicels white ̄puberulous and yellow ̄glandular ̄puberulousꎻ carpels glabrous
                                    130b. var. hispidum

                     30. Pedicels lacking yellow ̄glandular hairs   132. D. laxicymosum
                       32. Pedicels glabrousꎻ sepal spur 23-27 mm long   132a. var. laxicymosum

                       32. Pedicels puberulousꎻ sepal spur 20 mm long    132b. var. pilostachyum
               25. Inflorescences racemose.

                 33. Sepal spur straightꎬ slightly or by right angle recurved.
                   34. Sepals longer than spurꎻ pedicels 5-9 cm long    108. D. longipedicellatum

                   34. Sepals nearly as long as or shorter than spur.
                     35. Sepals nearly as long as spur.
                       36. Sepal spur upwards spreadingꎬ 10-13 mm long    110. D. orthocentrum

                       36. Sepal spur not upwards spreading.
                         37. Stems puberulousꎻ sepal spur horizontally spreadingꎬ 12-16 mm long.
                           38. Pedicels with few yellow glandular hairsꎻ sepals 12- 18 mm longꎬ spur
                                  10-16 mm longꎻ ovaries puberulous   111. D. micropetalum

                           38. Pedicels lacking yellow glandular hairsꎻ sepals 12 mm longꎬspur 9- 12
                                                            
                                  mm longꎻ carpels glabrous                  109. D. orthocentroides
                         37. Stems hispidꎻ sepal spur slightly recurvedꎬ 20 mm long 
                                      112. D. hirticaule

                           39. Pedicels glabrous      112a. var. hirticaule
                           39. Pedicels with yellow glandular hairs   112b. var. mollipes

                     35. Sepals shorter than spur.
                       40. Bracteoles contiguous or nearly contiguous to the flower and appressed to it.
                         41. Bracteoles narrow ̄linear    122. D. umbrosum

                           42. Bractaoles 0.5-1.1 mm broad.

                             43. Stems up to 110 cm tallꎬ strigilloseꎻ bracteoles 0.5-0.6 mm broad
                                         122a. var. umbrosum

                             43. Stems up to 70 cm tallꎬ hispidꎻ bracteoles 0.6-1.1 mm broad  
                                          122b. var. hispidum
                           42. Bracteoles 1.5-1.8 mm broad      122c. var. drepanocentrum

                         41. Bracteoles linear ̄lanceolate.
                           44. Stems strigilloseꎻ sepals outside puberulous   120. D. delavayi
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