Botanical illustration - coloured - Fenestraria rhopalophylla (Schltr. & Diels) N.E.Br. subsp. aurantiaca (N.E.Br.) H.E.K.Hartmann. Dissected drawing of flower included. Drawn from a collection made between Groot Doorn and Groot Derm [Namaqualand] by N.S. Pillans (5736). In sand at the base of hills. Also illustrated, Wilman's collection National Botanical Garden 1368/34 from Pomona, Namibia. [Refer to Bolus Herbarium 132409].