Dichondreae

Dichondra repens, copyright Harry Rose.

Belongs within: Convolvulaceae.

The Dichondreae are a group of mat-forming herbs and lianas characterised by fruits that are indehiscent utricles (Stefanović et al. 2003).

Characters (from Stefanović et al. 2003): Plants prostrate herbs to lianas. Leaf base usually cordate, sometimes cuneate. Flowers actinomorphic, bisexual. Sepals equal, accrescent to non-accrescent. Filaments dilated, pubescent. Styles partially to completely divided. Stigmas globose. Fruits indehiscent, utricles. Pollen 3-colpate, non-echinate.

Dichondreae (see below for synonymy) SAO03
    |--Metaporana SAO03
    |--Calycobolus SAO03
    |--Dipteropeltis poranoides SAO03
    |--Rapona SAO03
    |--Porana SAO03
    |    |--*P. volubilis SAO03
    |    |--P. paniculata KJ05
    |    `--P. speirii CBH93
    `--Dichondrineae SAO03
         |--Petrogenia repens SAO03
         |--Falkia repens SAO03, ST98
         |--Nephrophyllum SAO03
         `--Dichondra Forster & Forster 1776 A61
              |--D. brevifolia Buchan. 1871 [=D. repens var. brevifolia (Buchan.) Kirk 1878] A61
              |--D. donelliana H93
              |--D. micrantha H93
              |--D. occidentalis H93
              `--D. repens Forster & Forster 1776 A61 [incl. D. carolinensis C55]

Dichondreae [Dichondraceae, Dichondrinae, Dichondroideae, Dipteropeltideae, Lepistemonopseae, Nephrophylleae, Poraneae, Prevosteae] SAO03

*Type species of generic name indicated

REFERENCES

[A61] Allan, H. H. 1961. Flora of New Zealand vol. 1. Indigenous Tracheophyta: Psilopsida, Lycopsida, Filicopsida, Gymnospermae, Dicotyledones. R. E. Owen, Government Printer: Wellington (New Zealand).

[C55] Candolle, A. de. 1855. Géographie Botanique Raisonée: Ou exposition des faits principaux et des lois concernant la distribution géographique des plantes de l’époque actuelle vol. 2. Librairie de Victor Masson: Paris.

[CBH93] Collinson, M. E., M. C. Boulter & P. L. Holmes. 1993. Magnoliophyta (‘Angiospermae’). In: Benton, M. J. (ed.) The Fossil Record 2 pp. 809–841. Chapman & Hall: London.

[H93] Hickman, J. C. (ed.) 1993. The Jepson Manual: Higher Plants of California. University of California Press: Berkeley (California).

[KJ05] Katewa, S. S., A. Jain, B. L. Chaudhary & P. Galav. 2005. Some unreported medicinal uses of plants from the tribal area of Southern Rajasthan. Bulletin of the Botanical Survey of India 47: 121–130.

[ST98] Schimming, T., B. Tofern, P. Mann, A. Richter, K. Jenett-Siems, B. Dräger, N. Asano, M. P. Gupta, M. D. Correa & E. Eich. 1998. Distribution and taxonomic significance of calystegines in the Convolvulaceae. Phytochemistry 49: 1989–1995.

[SAO03] Stefanović, S., D. F. Austin & R. G. Olmstead. 2003. Classification of Covolvulaceae: a phylogenetic approach. Systematic Botany 28 (4): 791–806.