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Table 1 A comparison of several floral traits between Short- and Long-styled morphs of Psychotria cephalophora

From: Distyly and floral morphology of Psychotria cephalophora (Rubiaceae) on the oceanic Lanyu (Orchid) Island, Taiwan

  Short-styled morph Long-styled morph Mann Whitney’s
  N† Mean ± S. D. N† Mean ± S. D. Utest
Inflorescence size (mm) 20§ 18.2 ± 2.36 20 16.8 ± 1.81 ns‡
Number of flowers/inflorescence 20§ 32.5 ± 7.53 20 28.1 ± 5.65 ns‡
Stigma height (mm) 20¶ 2.7 ± 0.32 20 4.9 ± 0.48 p < 0.001
Anther height (mm) 20¶ 5.0 ± 0.38 20 3.3 ± 0.32 p < 0.001
Corolla height (mm) 20¶ 3.1 ± 0.36 20 3.2 ± 0.32 ns‡
  1. †N: Number of individuals examined.
  2. §:Two inflorescences on each individual were examined.
  3. ¶:Two flowers from different inflorescences on each individual were examined.
  4. ‡ns: Not significantly differnet between two floral morphs (p > 0.05).