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On Circumscription of the Genus Dolomiaea DC.

Shih Chu   

  1. (Institutum Botanicum, Academia Sinica, Beijing
  • Received:1900-01-01 Revised:1900-01-01 Online:1986-08-18 Published:1986-08-18
  • Contact: Shih Chu

Abstract:

Almost no differences are seen in habit and infrescence between the gene-
ra Vladimiria and Dolomiaea; the former that was founded on the basis of Jurinea sal-
winensis Hand.-Mazz. by Iljin should be transferred to the later that was earlier found-
ed on the basis of D. macrocephala DC. by De Candolle.  But considering the style which
has fine, spreading and apex-acute branches in the group Vladimiria, it is reasonable
to treat the group Vladimiria as a section in the genus Dolomiaea, i.e. Dolomiaea sect.
Vladimiria (Iljin) Shih. Therefore, the genus Dolomiaea is expanded in the circums-
cription in the present paper, not only including the primary group with short, com-
pact and apex-rounded style branches, i.e. Dolomiaea sect. Dolomiaea, but also sect. Vla-
dimiria (Iljin) shih with different characters of style-arms.
      Nine species and 1 variety as new combinations are listed in the sect.  Vladimiria
(Iljin) Shih as following: D. denticulata (Ling) Shih, D. forrestii (Diels) Shih, D.
scabrida (Shih et S. Y. Jin) Shih, D. souliei(Franch.) Shih, D. souliei (Franch) Shih
var. mirabilis (Anth.) Shih, D. berardioidea (Franch.) Shih, D. georgii (Anth.) Shih,
D. edulis (Franch.) Shih, D. salwinensis (Hand.-Mazz.) Shih and D. platylepis (Hand.
-Mazz.) Shih.

Key words: Dolomiaea