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181. THEACEAE subfam. THEOIDEAE
山茶亚科 shan cha ya ke
Flowers bisexual, 0.8-12 cm in diam. Stamens numerous, in 2-6 whorls; anthers dorsifixed, ovate, connective not exserted. Fruit usually capsular, dehiscent, or rarely drupaceous and indehiscent (in some Pyrenaria).
About eight genera and ca. 250 species: tropical America, E, S, and SE Asia, SE North America; six genera (one endemic) and 145 species (106 endemic) in China.
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1 |
Fruit (1-)3-8 cm in diam.; seeds wingless |
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(2) |
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Fruit 2.5(-3.5) cm in diam. or less; seeds winged (sometimes wingless in Apterosperma) |
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(3) |
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2 (1) |
Capsule dehiscent from apex; seeds globose, semiglobose, or polygonal; hilum umbilicate. |
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1 Camellia |
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Capsule dehiscent from base or fruit drupaceous and indehiscent; seeds longitudinally compressed; hilum linear. |
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2 Pyrenaria |
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3 (1) |
Columella persistent to apex of locules; seeds with an apical wing (wing narrow or sometimes absent in Apterosperma) |
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(4) |
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Columella apically ± degenerated and not reaching the locule apex in fruit; seeds marginally winged (sometimes wingless in Stewartia) |
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(5) |
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4 (3) |
Capsule oblong-cylindric 1.5-5 cm; seed apically with a conspicuous oblong membranous wing. |
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3 Polyspora |
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Capsule oblate, 0.5-0.6 cm; seeds apically with a narrow wing or wingless. |
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4 Apterosperma |
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5 (3) |
Fruit globose to oblate; sepals not persistent in fruit or if persistent not enveloping fruit; columella in fruit extending ca. 2/3 or more of locule length. |
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5 Schima |
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Fruit ovoid to conic; sepals persistent and enveloping fruit; columella in fruit degenerating or only extending ca. 1/2 of locule length. |
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6 Stewartia |
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Lower Taxa
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