Photo by Green Deane Drymaria cordata: Kissing cousin chickweed Drymaria cordata is one of those plants that confounds the mind. You know what it resembles: Chickweed. It has one of the main characteristic of chickweed, an elastic inner core. It reminds you that plants are in families for a reason and they do look alike as many family members do.
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Some Drymaria species are specialized in desert environments while D. The chromosome number reported for D. Description Top of page D. Roots are fibrous, shallow, mainly from the base of the stem but also from the lower nodes where the soil is moist. Stems are weak, trailing or ascending, usually extensively branched to form a dense mat in the centre of the plant, smooth and slender, sometimes hairy, with swollen nodes.
Leaves in opposite pairs on slender mm long petioles, round to heart-shaped or oval with rounded bases, smooth margins and rounded or bluntly pointed tips, mm long and wide, hairless, weakly three-nerved, and paler below.
Very short stipules persist at the bases of the petioles. Flowers in small repeatedly forked terminal or axillary clusters cymes , on slender, densely hairy, mm long pedicels. The flowers consist of five narrow green sepals mm long, five, deeply forked, white petals which are shorter than the sepals, and two or three stamens surrounding the deeply divided style.
The fruit is a papery capsule mm across, splitting at maturity into three parts to release the small reddish tuberculate flattened seeds. The seedlings have epigeal germination. The hypocotyls are slender, erect, and about 5 mm long, the cotyledons resemble the adult leaves, and the first leaves develop in tight clusters in their axils.
Drymaria Cordata, Tropical Chickweed