Figure 1

First five singular vectors vs. developmental (lines) and histological samples (bars). Sample abbreviations: p_1–3 (panicle 1–3 cm), ..., p_em (panicle during panicle emergence), g_0 (grain at zero days postanthesis), ..., g_sd (grain, soft dough), g_hd (grain, hard dough), endosp (endosperm), & coat_ms (seed coat, milk stage).