Varietas
rubescens common name:
desert threadplant
17
Varietas
tenuis
McVaugh
common name:
desert threadplant
18
Species
secundiflorus
G.T. Robbins
common name:
onesided threadplant
19
Species
sigmoideus
G.T. Robbins
common name:
sigmoid threadplant
20
Species
twisselmannii
J.T. Howell
common name:
Twisselmann's threadplant
Individual specimen entries are published in the sample database supplied with
The Compleat Botanica for species or varieties of this supra-generic taxon.
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