学名(拉丁名) | Selliguea |
中文名 | 修蕨属 |
命名人 | Bory |
中文科名 | 水龙骨科 |
类型 | genus |
拉丁科名 | Polypodiaceae |
学名(拉丁名) | Selliguea |
类型 | genus |
拉丁科名 | Polypodiaceae |
学名(拉丁名) | Selliguea |
中文名 | 修蕨属 |
类型 | genus |
拉丁科名 | Polypodiaceae |
学名(拉丁名) | Selliguea |
中文科名 | 水龙骨科 |
类型 | genus |
拉丁科名 | Polypodiaceae |
学名(拉丁名) | Selliguea |
发表年份 | 1824(年) |
类型 | genus |
拉丁科名 | Polypodiaceae |
1 | All fronds simple, linear, lanceolate, or ovate | (2) |
1 + | At least some fronds deeply lobed, hastately divided, palmately parted, pinnately parted, or pinnatisect | (18) |
2 (1) | Sori linear, between and parallel to adjacent lateral veins. (48) | S. feei |
2 (1) + | Sori orbicular or less often elliptic, very rarely confluent | (3) |
3 (2) | Fronds moderately dimorphic; sterile lamina ovate, fertile lamina narrower, linear or ovate-lanceolate | (4) |
3 (2) + | Fronds monomorphic; lamina oblong, ovate, or linear | (5) |
4 (3) | Soriferous portion not or slightly contracted; sori orbicular, separate. (1) | S. rhynchophylla |
4 (3) + | Soriferous portion much contracted, linear; sori elongate or confluent in upper part of frond. (2) | S. wuliangshanense |
5 (3) | Margin notched | (6) |
5 (3) + | Margin entire or undulate | (12) |
6 (5) | Sori sunken on abaxial surface and raised on adaxial surface. (9) | S. yakushimensis |
6 (5) + | Sori superficial | (7) |
7 (6) | Lamina base truncate or cordate, or if rounded then lamina 3-6 cm wide, marginal notches sometimes indistinct | (8) |
7 (6) + | Lamina base cuneate to rounded, if rounded then lamina 0.5-2 cm wide | (9) |
8 (7) | Lamina 5-15 ?2-3 cm, base cordate, apex obtuse or acute. (5) | S. oblongifolia |
8 (7) + | Lamina 15-25 ?3-6 cm, base rounded or truncate, apex shortly acuminate. (7) | S. majoensis |
9 (7) | Lamina 5-7 mm wide, herbaceous. (12) | S. tenuipes |
9 (7) + | Lamina 10-30 mm wide, papery to leathery, less often herbaceous | (10) |
10 (9) | Lamina base cuneate, margin indistinctly notched, apex shortly acuminate. (11) | S. engleri |
10 (9) + | Lamina base broadly cuneate or rounded, margin notched, apex acute or obtuse | (11) |
11 (10) | Lamina leathery, stipe thick. (13) | S. omeiensis |
11 (10) + | Lamina papery or herbaceous, stipe slender. (15) | S. hastata |
12 (5) | Lamina apex rounded, obtuse, or acute | (13) |
12 (5) + | Lamina apex acuminate or caudate | (14) |
13 (12) | Lamina margin entire or undulate; rhizome scales brown, margin entire. (4) | S. obtusa |
13 (12) + | Lamina margin notched; rhizome scales reddish brown, margin sparsely toothed. (5) | S. oblongifolia |
14 (12) | Rhizome sparsely scaly, surface with whitish bloom; lamina margin wide, flat, translucent. (3) | S. chrysotricha |
14 (12) + | Rhizome densely scaly, surface not visible; lamina margin narrow, thickened, not translucent | (15) |
15 (14) | Lamina 30-35 cm, thin, pellucid; veinlets distinct. (10) | S. pellucidifolia |
15 (14) + | Lamina 8-25 cm, papery to leathery, opaque; veinlets obscure | (16) |
16 (15) | Lamina 1.5-3 cm wide, papery, base gradually narrowed; sori medial. (6) | S. hainanensis |
16 (15) + | Lamina 3-6 cm wide, leathery, base truncate, rounded, or broadly cuneate; sori close to midrib | (17) |
17 (16) | Lamina base truncate or rounded, abaxial surface glaucous. (7) | S. majoensis |
17 (16) + | Lamina base broadly cuneate, abaxial surface yellowish green. (8) | S. griffithiana |
18 (1) | Divided fronds at most hastate, with 2 basal lateral lobes | (19) |
18 (1) + | At least some divided fronds palmate with more than 2 lateral lobes or pinnately divided | (20) |
19 (18) | Lamina margin entire or remotely notched; sori slightly sunken abaxially; scales yellowish brown. (14) | S. taiwanensis |
19 (18) + | Lamina margin regularly notched; sori superficial; scales reddish brown. (15) | S. hastata |
20 (18) | Fronds palmately divided with 4-6 lobes ( S. dactylina s.l.) | (21) |
20 (18) + | Fronds pinnately divided, lateral lobes/pinnae 1-10 pairs | (23) |
21 (20) | Stipe castaneous, scaly at base; plants 5-10 cm high, lamina 5-9 ?5-9 cm. (16) | S. digitata |
21 (20) + | Stipe straw-colored, glabrous; plants 20-30 cm high, lamina 10-20 ?10-15 cm | (22) |
22 (21) | Scales narrowly lanceolate, yellowish brown, 5-7 mm, gradually narrowed from peltate base to acuminate apex. (17) | S. dactylina |
22 (21) + | Scales ovate, dark brown, ca. 10 mm, gradually or sometimes abruptly narrowed into long hairlike apex. (18) | S. chenopus |
23 (20) | Lamina margin entire | (24) |
23 (20) + | Lamina margin notched or toothed | (26) |
24 (23) | Fronds pubescent; lateral lobes 1-3 pairs, apical lobe distinctly larger than lateral lobes. (19) | S. trisecta |
24 (23) + | Fronds glabrous; lateral lobes 1-5(-8) pairs, apical lobe similar to lateral lobes | (25) |
25 (24) | Fronds pinnatifid at base, lobes triangular or broadly lanceolate. (20) | S. oxyloba |
25 (24) + | Fronds pinnatisect at base, pinnae ovate-lanceolate. (21) | S. likiangensis |
26 (23) | Lamina margin with notches regularly placed between veins, sometimes sparse ( S. kingpingensis ) | (27) |
26 (23) + | Lamina margin usually with a sharp tooth below each notch, often with additional teeth between each pair of notches, or ?uniformly serrate and not notched | (39) |
27 (26) | Fronds distinctly dimorphic; sori deeply sunken. (22) | S. trilobus |
27 (26) + | Fronds monomorphic; sori superficial | (28) |
28 (27) | Lateral lobes 1 or 2 pairs, deltoid or subdeltoid; basal lobes spreading in trilobate lamina. (23) | S. cruciformis |
28 (27) + | Lateral lobes 2-8 pairs, lanceolate; basal lobes ascending or deflexed | (29) |
29 (28) | Lateral lobes all ascending, lamina cuneate or rounded at base | (30) |
29 (28) + | Lowest lobes deflexed or slightly deflexed, occasionally patent, lamina cordate or truncate at base | (34) |
30 (29) | Fronds hairy throughout; terrestrial. (24) | S. hirtella |
30 (29) + | Fronds glabrous; epiphytic | (31) |
31 (30) | Fronds 25-50 cm; stipe usually longer than lamina. (25) | S. taeniata |
31 (30) + | Fronds 10-20 cm; stipe shorter than lamina | (32) |
32 (31) | Scales black with whitish cilia at margin. (26) | S. kingpingensis |
32 (31) + | Scales yellowish brown or whitish, with or without ciliate margin | (33) |
33 (32) | Scales yellowish brown with entire margin; sori medial. (27) | S. connexa |
33 (32) + | Scales whitish with ciliate margin; sori close to margin. (28) | S. daweishanensis |
34 (29) | Scales ovate, castaneous to black; abaxial side of lamina usually sparsely scaly especially on midrib and veins. (29) | S. ebenipes |
34 (29) + | Scales lanceolate, brown to whitish; abaxial side of lamina without scales | (35) |
35 (34) | Scales with broad whitish or light brown margin, or dark brown when older | (36) |
35 (34) + | Scales brown or dark brown | (37) |
36 (35) | Lamina glabrous on both surfaces; lobes acuminate at apex. (32) | S. albipes |
36 (35) + | Lamina pubescent on both surfaces; lobes obtuse at apex. (33) | S. pianmaensis |
37 (35) | Rhizome 8-12 mm in diam.; scale margins entire; sori sunken and medial or closer to margin. (30) | S. echinospora |
37 (35) + | Rhizome 2-4 mm in diam.; scale margins ciliate; sori superficial, ?close to costa | (38) |
38 (37) | Lateral lobes 2-5 pairs, adaxially glabrous. (31) | S. quasidivaricata |
38 (37) + | Lateral lobes 4-7 pairs, adaxially pubescent. (35) | S. incisocrenata |
39 (26) | Fronds pubescent on one or both surfaces. (34) | S. nigrovenia |
39 (26) + | Fronds glabrous on both surfaces | (40) |
40 (39) | Lateral lobes obtuse or acute at apex | (41) |
40 (39) + | Lateral lobes acuminate or caudate-acuminate at apex | (44) |
41 (40) | Lamina 5-8 cm; stipe straw-colored or dark straw-colored at base. (36) | S. senanensis |
41 (40) + | Lamina 5-20 cm; stipe purple or castaneous at base | (42) |
42 (41) | Lobes shallowly crenate to pinnately lobed. (37) | S. crenatopinnata |
42 (41) + | Lobes densely serrulate or duplicate-serrate at margin | (43) |
43 (42) | Lateral lobes ovate-lanceolate, constricted at base. (38) | S. glaucopsis |
43 (42) + | Lateral lobes linear. (39) | S. conmixta |
44 (40) | Lowest lobes of lamina deflexed | (45) |
44 (40) + | Lowest lobes of lamina ascending | (46) |
45 (44) | Lateral lobes gradually narrowed from base to apex. (40) | S. stracheyi |
45 (44) + | Lateral lobes ovate-lanceolate, slightly constricted at base. (41) | S. conjuncta |
46 (44) | Scales black without light margin but with whitish cilia on margin | (47) |
46 (44) + | Scales brown or dark brown or with a black center, with distinct, lighter, dentate or ciliate margin | (49) |
47 (46) | Lobes obtusely serrate at margin. (42) | S. stewartii |
47 (46) + | Lobes sharply serrate at margin | (48) |
48 (47) | Lamina with 4-9 pairs of lateral pinnae, cartilaginous margin straw-colored. (43) | S. nigropaleacea |
48 (47) + | Lamina with 2 or 3 pairs of lateral lobes, cartilaginous margin reddish. (44) | S. roseomarginata |
49 (46) | Scales dark brown or castaneous; lateral veins ending in margin. (45) | S. tibetana |
49 (46) + | Scales brown; lateral veins not ending in margin | (50) |
50 (49) | Marginal teeth sharply acute. (46) | S. malacodon |
50 (49) + | Marginal teeth up to 2 mm aristate. (47) | S. albidoglauca |
20.修蕨属 Selliguea Bory
Bory, Dict. Class. Hist. Nat. 6: 587. 1824; 15: 344. 1829: 17: Pl. 41. 1831; C. Chr. , Ind. Fil. 620. 1906; Copel. , Gen. Fil. 209. 1947; Ching in Acta Phytotax. Sin. 16 (3): 17. 1978; S. H. Wu etChing, Fern Fam. et Gen. China 529. 1991; Kramer et Green, TheFam. Gen. Vasc. Pl. 1: Pterid. 214. 1990.
附生植物。根状茎横走,木质,密被鳞片;鳞片卵状披针形或披针形,红棕色,质薄但坚硬,不透明,盾状着生。叶近生或远生,一型或近生二型;叶柄基部以关节着生在根状茎上;叶片单叶不分裂,卵形,边缘全缘;不育叶较宽,能育叶较狭。侧脉粗壮明显,小脉网状,不明显,具内藏小脉。叶革质,两面光滑无毛。孢子囊群长条形,位于相邻的两侧脉之间,连续或有间断。孢子囊的环带由14个细胞组成。孢子椭圆形,无周壁,外壁薄,常褶皱,具明显的刺状纹饰和不明显的颗粒状纹饰。染色体基数x=37。
本属约有15种,分布于亚洲热带、太平洋岛屿、澳大利亚、南非和马达加斯加。中国有1种,产广东。
模式种: 修蕨Selliguea feei Bory,原产印度尼西亚 (爪哇) 。