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7. Camellia sect. Heterogenea Sealy, Rev. Gen. Camellia. 152. 1958.
离蕊茶组 li rui cha zu
Camellia sect. Furfuraceae Hung T. Chang; C. subg. Protocamellia Hung T. Chang; C. sect. Pseudocamellia Sealy; Glyptocarpa Hu; Kailosocarpus Hu.
Flowers axillary or subterminal, solitary, subsessile. Bracteoles and sepals 7-11(-17), imbricate; outer 2-5(or 6) bracteoles and sepals caducous after anthesis. Bracteoles small, lunate, semiorbicular, or broadly ovate; inner 5 or 6 bracteoles ± persistent on young fruit, sepaloid, suborbicular, margin membranous. Sepals ± persistent on young fruit. Petals 5-8(-12), white, basally connate. Stamens numerous; outer filament whorl basally connate. Ovary 3-5-loculed; styles 3-5, distinct. Capsules 3-5-loculed; pericarp surface smooth or furfuraceous.
Fourteen species: S and SW China, Laos, N Myanmar, Philippines, Vietnam; 13 species (ten endemic) in China.
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| 1 |
Leaf blade abaxially not punctate |
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(2) |
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Leaf blade abaxially punctate or puncticulate |
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(5) |
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| 2 (1) |
Current year branchlets glabrous. |
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62 C. szechuanensis |
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Current year branchlets pubescent or villous |
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(3) |
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| 3 (2) |
Current year branchlets and petioles spreading villous; capsule pericarp furfuraceous. |
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59 C. pubifurfuracea |
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Current year branchlets and petioles pubescent, villous, or hirtellous; capsule pericarp not furfuraceous |
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(4) |
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| 4 (3) |
Leaf blade 4-6.5(-11.5) cm, apex acute, shortly acuminate, or caudate; flowers 3-5 cm in diam.; capsule 4-6 cm in diam., 3-5-loculed. |
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60 C. yunnanensis |
| + |
Leaf blade 2.5-3.5 cm, apex obtuse to bluntly acute; flowers ca. 1.5 cm in diam.; capsule 1-1.2 cm in diam., 1- or 2-loculed. |
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61 C. tenii |
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| 5 (1) |
Outer filament whorl basally connate for 9-14 mm; capsule 1.2-1.5 cm in diam. |
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71 C. mileensis |
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Outer filament whorl basally connate for 2-6 mm; capsule 2-7 cm in diam |
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(6) |
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| 6 (5) |
Leaf blade apex rounded to obtuse |
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(7) |
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Leaf blade apex variously acute, acuminate, caudate, or cuspidate |
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(8) |
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| 7 (6) |
Bracteoles and sepals outside glabrous, inside velutinous; ovary glabrous; capsule pericarp smooth. |
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63 C. paucipunctata |
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Bracteoles and sepals outside velutinous, inside glabrous; ovary tomentose; capsule pericarp furfuraceous. |
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64 C. gaudichaudii |
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| 8 (6) |
Leaf blade veins adaxially deeply impressed, surface rugose; bracteoles and sepals 12-17, inside velutinous. |
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65 C. granthamiana |
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Leaf blade veins adaxially raised or slightly impressed, surface not rugose; bracteoles and sepals fewer than 10 (7-13 in C. crapnelliana), inside glabrous or yellowish sericeous |
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(9) |
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| 9 (8) |
Leaf blade midvein and secondary veins adaxially slightly impressed (sometimes raised in C. furfuracea); capsule pericarp furfuraceous |
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(10) |
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Leaf blade midvein and secondary veins visible or raised on both surfaces; capsule pericarp smooth |
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(11) |
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| 10 (9) |
Young branches reddish brown; flowers 4-10 cm in diam.; capsule 5-7(-12) cm in diam., pericarp 5-10 mm thick |
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66 C. crapnelliana |
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Young branches grayish yellow to grayish brown; flowers 2-3.5 cm in diam.; capsule 2-4 cm in diam., pericarp 2-4 mm thick. |
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67 C. furfuracea |
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| 11 (9) |
Bracteoles and sepals glabrous; fruit yellowish green; capsule pericarp ca. 1.5 mm thick. |
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70 C. pachyandra |
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Bracteoles and sepals densely pubescent; fruit reddish, purplish red, or brown; capsule pericarp 5-7 mm thick |
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(12) |
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| 12 (11) |
Petiole ca. 10 mm, leaf blade papery to thinly leathery, margin sharply pointed serrulate, apex caudate; petals 2-2.5 cm. |
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68 C. wardii |
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Petiole 3-5 mm, leaf blade leathery, margin serrulate, apex acute; petals 0.9-1.1 cm. |
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69 C. szemaoensis |
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List of lower taxa
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