討論:台灣冬青屬物種註記

山羊百科，林文智老師的植物、山岳、攝影紀錄

KEY TO THE SPECIES AND VARIETIES

1. Deciduous; leaves membranaceous to chartaceous (Subgen. Prinos).

2. Fruit red, the pyrenes smooth, with coriaceous endocarp; leaves 7-13 cm long, 3-5 cm broad… 13. I. micrococca

2. Fruit red or black, the pyrenes rough, with stony endocarp; leaves 3-7 cm long, 1.5-3 cm broad.

3. Leaves small, to 5 cm long and 2.5 cm broad, hirsute on the nerves above… 1. I. asprella

3. Leaves large, to 6.5 cm long and 4 cm broad, entirely glabrous… 9. I. kusanoi

1. Evergreen; leaves coriaceous (Subgen. Euilex).

2. Pistillate inflorescences or flowers solitary, on the year's growth; staminate ones on the current or second year's growth.

3. Both staminate and pistillate inflorescences cymose or umbellate, axillary, both on the current year's growth.

4. Inflorescence cymose; pyrenes unicanaliculate on the dorsal surface.

5. Branchlets glabrous; leaves thickly coriaceous, 10-14 cm long, 3-5 cm broad… 20. I. tugitakayamensis

5. Branchlets glabrous or ferrugineous- pubescent; leaves thinly coriaceous, 8—11 cm long, 2-4.5 cm broad.

6. Branchlets ferrugineous-pubescent… 10a. I. lonicerifolia lonicerifolia

6. Branchlets glabrescent.

7. Fruit globose, 5-7 cm in diameter… 10b. I. lonicerifolia hakkuensis

7. Fruit ellipsoid, 8-10 mm in diameter… 11. I. matsudai

4. Inflorescence umbelliform; pyrenes 2—3-sulcate on the dorsal surface.

5. Peduncles and pedicels glabrous; fruit ellipsoid, 6-8 mm long… 16a. I. rotunda rotunda

5. Peduncles and pedicels puberulous; fruit globose, 5-7 mm across… 16b. I. rotunda microcarpa

3. Staminate flowers fasciculate, on the second year's growth pistillate flowers 1—3, cymose.

4. Leaves punctate beneath.

5. Leaves elliptic or oblanceolate, the apex acute… 12. I. maximowicziana

5. Leaves obovate or oblong, the apex rounded… 19. I. triflora kanehirai

4. Leaves not punctate.

5. Leaves large, 5-8 cm long, usually entire or crenulate, acuminate; fruit- ing pedicels 2.5-5.5 cm long… 14. I. pedunculosa

5. Leaves small, less than 3.5 cm long, serrate or rarely entire; fruiting pedicels 0.6-1.5 cm long.

6. Leaves ovate-oblong, entire; petioles 7-9 mm long… 18. I. taiwanensis

6. Leaves ovate to ovate-lanceolate or elliptic, serrate; petioles 2-5 mm long.

7. Leaves 1.2-2 cm long, 0.5-0.7 cm broad; branchlets thickly pubescent… 24. I. yunnanensis parvifolia

7. Leaves 2-3.5 cm long, 1-1.5 cm broad; branchlets glabrous… 17. I. sugeroki brevipedunculata

2. Both pistillate and staminate inflorescences fasciculate, axillary, on the second year's growth.

3. Pyrenes 2 or 4, the endocarp woody or stony.

4. Leaves spinose along the margins, the apex spinose… 2. I. bioritsensis

4. Leaves entire, serrate or crenate, never spinose.

5. Fruit 5-11 cm across; pyrenes irregularly pitted.

6. Fruit 5 mm across, smooth when dry… 22. I. warburgii

6. Fruit 10-11 mm across, usually wrinkled when dry; leaves crenulate- serrulate.

7. Branchlets puberulous; leaves elliptic or obovate-elliptic, more thinly coriaceous, 3.5-10.5 cm long, 1.2-3.5 cm broad, acuminate at apex, margins not revolute; pedicels shorter, pubescent, with subbasal bracts.

8. Leaves 3.5-10 cm long, 1.2-3.5 cm broad… 21a. I. uraiensis uraiensis

8. Leaves 6-10.5 cm long, about 3.5 cm broad… 21b. I. uraiensis macrophylla

7. Branchlets glabrous; leaves obovate, thickly coriaceous, 2.5-4.5 cm long, 1.5-2.5 cm broad, rounded or obtuse at apex, the margins revolute; pedicels longer, glabrous, with basal bracts… 5. I. formosae

5. Fruit 5-7 mm across; pyrenes palmately striate-sulcate.

6. Leaves elliptic or oblong-lanceolate, acuminate; veinlets prominent above, obscure beneath; petioles 5-9 mm long… 6. I. formosana

6. Leaves oblong-elliptic to ovate-elliptic, abruptly long-caudate; veinlets obscure on both surfaces; petioles 10-15 mm long… 4. I. ficoidea

3. Pyrenes 4—5, the endocarp coriaceous or sublignescent.

4. Endocarp sublignescent; branchlets and leaves hirsute; leaves remotely serrate… 15. I. pubescens

4. Endocarp coriaceous; branchlets and leaves glabrous; leaves entire.

5. Fruit larger, 5-6 mm across; style evident, the stigma columnar… 3. I. cochinchinensis

5. Fruit smaller, 3-4 mm across; style absent; stigma thin-discoid.

6. Leaves suborbicular to broadly elliptic, the apex acuminate… 7. I. goshiensis

6. Leaves elliptic or ovate-elliptic, the apex abruptly caudate.

7. Branchlets pubescent; leaves 1-2 cm broad; stigma of the fruit capitate… 8. I. hayataiana

7. Branchlets glabrous; leaves 2-3.5 cm broad; stigma of the fruit discoid… 23. I. wilsonii

1叶片背面具腺点；分核4，宽约4毫米，背部具皱纹状条纹。(2)点叶冬青系

2小枝常呈之字形，顶芽弱或不发育；雄聚伞花序具1-3花，稀更多，花梗与总花梗等长或稍长；退化子房金字塔形；分核平滑，具3条纹，无沟。三花冬青　金平氏冬青　Ilex triflora var. kanehirai

2小枝直，不为之字形，顶芽发育良好；雄聚伞花序具1-7花，花梗长不及总花梗，退化子房近球形。(3)

3花4基娄；叶片倒卵形、倒卵状椭圆形或椭圆形，较小；雄花聚伞花序簇生于当年生枝上或单生。(4)

4叶片倒卵形、倒卵状椭圆形或椭圆形，较大，长（1-) 2-6厘米，宽0.5-3厘米；叶柄长4毫米以上。(6)

6叶片较小，长1-3.5厘米，宽5-15毫米；果柄长4-6毫米，果的宿存柱头厚盘状；分核长圆状椭圆形，背部平滑，具条纹而无沟。　齿叶冬青　假黃楊　Ilex crenata

6叶片较大，长2-7厘米，宽1-3厘米；果梗长8毫米以上；分核背部具皱纹或微凸起的条纹。(7)

7叶柄长4-6毫米，叶片侧脉两面明显；果梗长10-17毫米，果直径9-11毫米，宿存柱头盘状乳头形，分核椭圆体形，背部具稍隆起的皱纹。绿冬青

7叶柄长7-10毫米，叶片的侧脉两面不明显；果柄长8-12毫米，果直径7-8毫米，宿存柱头薄盘状，分核卵状椭圆形，背面具微凸起的5条纵条纹。 倒卵叶冬胃 倒卵葉冬青　Ilex maximowicziana