Triadica |
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Chinese tallow, tallowtree |
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Habit | Trees, monoecious; hairs absent; latex white. |
Leaves | deciduous, alternate, simple; stipules present, persistent; petiole present, glands present at apex; blade unlobed, margins entire, laminar glands abaxial, submarginal, occasionally absent on some leaves; venation pinnate. |
Inflorescences | bisexual (pistillate flowers proximal, staminate distal) or staminate, terminal and subterminal (in axils of branch-tip leaves), racemelike thyrses; glands subtending each bract 2. |
Pedicels | present. |
Staminate flowers | sepals 3, apparently imbricate, connate most of length; petals 0; nectary absent; stamens 2–3, distinct; pistillode absent. |
Pistillate flowers | sepals 3, distinct or connate basally; petals 0; nectary absent; pistil 3-carpellate; styles 3, connate 1/2–2/3 length, unbranched. |
Fruits | capsules. |
Seeds | ovoid with ventral face distinctly flattened or angled; outer seed coat fleshy; caruncle absent. |
x | = 11. |
Triadica |
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Distribution |
Asia [Introduced in North America] |
Discussion | Species 3 (1 in the flora). Although classified historically in Sapium sect. Triadica, Triadica is distinct based on morphology and molecular phylogenetic evidence (K. Wurdack et al. 2005). (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Source | FNA vol. 12, p. 226. |
Parent taxa | |
Subordinate taxa | |
Name authority | Loureiro: Fl. Cochinch. 2: 598, 610. (1790) |
Web links |