34 
(median prolification), consisting of a calycine cover, petals and 
staminodes. Only a few real stamens are present. : 
The part of the thalamus which produces this secondary 
flower shows in the middle a perfectly naked portion which 
suggests the presence of two successive flowers and accordingly 
two subsequent median prolifications '). 
CAPPARIDACEAE. 
Polanisia viscosa DC. var. deglabrata Backer. 
Legit C. A. Backer, Kediri Java, February 1914. 
Some of the terminal flowers have a long stalked ovary and 
so create the impression of median prolification. Miquel in his 
diagnose of Polanisia speaks of a capsula sessilis vel brevi-stipitata. 
MALVACEAE. 
Sida cordifolia UL. 
Legit C. A. Backer, Tandjong Priok, July 1913. 
In a few of the flowerbuds corolla and pistil are wanting. 
In the family of Malvaceae no indication of this or a similar 
deviation has been observed. 
Thespesia Lampas Dalz. et Gibs. 
Legit R. Wiyp, Tanggoeng, Java 1918.0 | | 
Instead of the normal three-lobed reniform leaves (14 
11 c.M.) several trees of a plantation produce merely small 
nearly circular leaves of 25 X 2.¢.M. The trees so affected grew on 
poor marl-ground. 
AURANTIACHAE. 
Triphasia trifoliata DC. 
Legit D. van Mutiem, Weltevreden, August 1917. 
Leaf 5-foliolate. spe esi the paired leaflets have split into two. 
1) Comp. Dr. J. Hint, The origin and _production of proliferous flowers, 1759. 
Also Worsdell IV, p. 21. 
