RECORD: Darwin, C. R. n.d. Abstract of Scott, Dimorphism in Eranthemum. CUL-DAR111.B14-B15. (Cite as: John van Wyhe ed., 2002-. The Complete Work of Charles Darwin Online, http://darwin-online.org.uk/)
REVISION HISTORY: Transcribed by Christine Chua and edited by John van Wyhe 1.2023. RN1
NOTE: See record in the Darwin Online manuscript catalogue, enter its Identifier here. Reproduced with permission of the Syndics of Cambridge University Library and William Huxley Darwin. The volume CUL-DAR111 contains notes on illegitimate progeny of dimorphic and trimorphic plants for Darwin's book Forms of flowers (1877).
See Forms of flowers, p. 329.
Journal of Botany London. New series Vol I 1872 p 161
[in margin:] (Introduction)
Dimorphism in Eranthemum (acanthaceæ) J Scott. E. cinnabarinum is trimorphous fully developed flowers large, perfectly sterile when art-fertilised (like Hydrangea) — [illeg] flowers occasionally self-fertile & fairly fertile when art-fertilised — Smallest-sized & closed cleistogamic flowers, perfectly fertile.
In the sp. & in E. crenulatum — large flowers with cold season, — fertile cleistogamic in hot season
In E. bicolor the large flowers occasionally naturally [illeg] (Since time of Linnean Cleistogene fl. noticed by many Botanists)
p. 163 Dædalacanthus not in spec set — no doubt acanthaceæ produce large open more or less sterile flowers & minute cleistogene flowers at the same seasons as before
p. 164 Ruellia acanthaceæ tuberosa large open flowers fairly fertile & cleistogene at same seasons — The latter contain x 18-24 seeds; the open flowers 8-10 seeds.
p. 164 Dipteracanthus 3 sp. of bear cleistogene flowers
— Aechmanthera acanthaceæ Wallichii open flowers during cold season, cleistogene during hot
p. 165 Leersia has never produced perfect flowers.
Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)
File last updated 14 February, 2026