Helmut Richard Toelken (born 1939), Australian botanist.

IPNI standard form: Toelken

Taxon names authored

(List may be incomplete)

• 57 taxon names authored by Helmut Richard Toelken

Publications

(List may be incomplete)

• Toelken, H.R. 1967. The species of Arthrocnemum and Salicornia (Chenopodiaceae) in southern Africa. Bothalia 9(2): 255-307. DOI: 10.4102/abc.v9i2.1598 Reference page. 

• Tölken, H.R. 1973. A new species of Salsola. Journal of South African Botany 39: 233–234. Reference page. 
• Toelken, H.R. 1978. New taxa and new combinations in Cotyledon and allied genera. Bothalia 12(3): 377–393.

• Toelken, H.R. & Wiens, D. 1979. (471) Proposal to Conserve 2074 Tapinanthus (Blume) Reichenbach, 1841 (Loranthaceae), against Tapeinanthus Herbert, 1837 (Amaryllidaceae). Taxon 28(5–6): 610–611. JSTOR. [approved, see Taxon 31(3): 544. 1982.] Reference page. 
• Toelken, H.R. 2002: The annual taxa of the Crassula sieberiena complex in South Australia. South Australian naturalist, 76(1/2): 4–13.