9. Tribe ANTHEMIDEAE

ANTHEMIDEAE
10b. Middle stem leaf segments 1 or 2 pairs, lobes usually (3–)5–30 mm wide.
11a. Middle stem leaves 3-lobed, middle lobe 6–10 × 1.5–3 cm, larger than laterals, abaxially
densely gray or yellowish and arachnoid pubescent; leaf apex acuminate.
12a. Plants (30–)80–150 cm tall; phyllaries densely arachnoid pubescent; bisexual florets 7–13 ........... 56. A. gilvescens
12b. Plants 150–200 cm tall or more; phyllaries sparsely pubescent or glabrescent; bisexual
florets 12–16 .......................................................................................................................... 57. A. austroyunnanensis
11b. Middle stem leaves (3 or)5-lobed, middle lobe 2–6 × 0.3–0.6(–1) cm, subequal to or slightly
larger than lateral lobes, abaxially yellow pubescent, veins sparsely puberulent; leaf apex acute.
13a. Middle lobe of leaf blade slightly larger than lateral lobes, adaxially sparsely puberulent;
capitula in broad panicles, ovoid; phyllaries pubescent ..................................................................... 62. A. calophylla
13b. Middle lobe of leaf blade subequal to lateral lobes, adaxially sparsely barbate; capitula in
narrow panicles, ellipsoid; phyllaries sparsely arachnoid pubescent ..................................................... 63. A. velutina
1b. Leaves without concave reticulate venation, usually not gland-dotted.
14a. Middle stem leaves entire, margin serrate or not, or 3–5-partite.
15a. Middle stem leaves palmately or ternately 3- or 5-partite.
16a. Synflorescence a lax, broad panicle; capitula 4–5 mm in diam. ......................................................................... 88. A. tafelii
16b. Synflorescence a long, narrow panicle; capitula 2–2.5 mm in diam. ...................................................... 105. A. selengensis
15b. Middle stem leaves entire.
17a. Leaves 8–13 cm, margin serrulate ............................................................................................................... 87. A. viridissima
17b. Leaves less than 8 cm, margin entire or occasionally 1–3-serrate or remotely toothed.
18a. Stem, branches, leaves, and phyllaries glabrous or puberulent initially, glabrescent; capitula subglobose,
ovoid, or ovoid-campanulate.
19a. Middle stem leaves widest above middle; capitula 3–3.5 mm in diam. .............................................. 106. A. keiskeana
19b. Middle stem leaves widest at or below middle; capitula 1–2 mm in diam. ........................................... 82. A. nilagirica
18b. Stem, branches, leaves, and phyllaries arachnoid tomentose and pubescent; capitula ellipsoid
or oblong.
20a. Middle stem leaves 0.3–0.6 cm wide, apex obtuse, usually entire, rarely 1- or 2-serrate ....................... 84. A. subulata
20b. Middle stem leaves (0.7–)1.5–2.5(–3) cm wide, apex acuminate, 1–3-serrate or lacerate
at apex.
21a. Capitula (2.5–)3–4 mm in diam.; bisexual florets 20–30 ................................................................. 83. A. integrifolia
21b. Capitula 2–2.5 mm in diam.; bisexual florets 10–15 ..................................................................... 105. A. selengensis
14b. Middle stem leaves pinnately 1–3-divided.
22a. Middle stem leaves with 1 or 2 pairs of segments.
23a. Subshrubs, 10–20 cm tall; middle stem leaves 1–1.5 cm, lobe apices obtuse ........................................... 69. A. nujianensis
23b. Perennial herbs, 80–200 cm tall; middle stem leaves 6–12 cm, lobe apices acuminate ........................ 86. A. viridisquama
22b. Middle stem leaves with 2–6(or 7) pairs of segments.
24a. Capitula 5–10 mm in diam., bisexual florets 30–60.
25a. Capitula 6–10 mm in diam., synflorescence a simple terminal raceme; phyllaries densely yellowish
pubescent ....................................................................................................................................................... 100. A. smithii
25b. Capitula 5–7 mm in diam., synflorescence a slender panicle with at least lower capitula on lateral
branches; phyllaries rust-colored pubescent .............................................................................................. 101. A. speciosa
24b. Capitula 1.5–5 mm in diam., bisexual florets 4–25 (30–35 in A. moorcroftiana).
26a. Capitula (3–)3.5–5 mm in diam.
27a. Leaf blade abaxially glabrous ............................................................................................................. 92. A. tainingensis
27b. Leaf blade abaxially puberulent to tomentose.
28a. Leaf blade abaxially pubescent or puberulent, sometimes arachnoid or silky.
29a. Plants 8–30 cm tall; middle stem leaves 1.5–4 × 0.5–2 cm.
30a. Phyllaries puberulent; leaf blade abaxially densely gray pubescent; plant 30–50 cm tall .............. 95. A. youngii
30b. Phyllaries densely brown-yellow tomentose; leaf blade abaxially yellowish pubescent;
plant 8–30 cm tall ........................................................................................................................ 97. A. comaiensis
29b. Plants 60–130(–200) cm tall; middle stem leaves 6–22 × 4–18 cm.
31a. Middle stem leaves with 2 or 3(or 4) pairs of segments .................................................................. 70. A. robusta
31b. Middle stem leaves with (3 or)4–6 pairs of segments.
32a. Leaves 3.5–4 cm wide, lobules 5–8 mm ...................................................................................... 104. A. somae
32b. Leaves 4–12 cm wide, lobules 10–15 mm.
33a. Capitula subglobose; phyllaries not brown, pubescent ........................................................... 102. A. sinensis
33b. Capitula ovoid-campanulate or ovoid; phyllaries brown, glabrescent ....................... 109. A. taibaishanensis
28b. Leaf blade abaxially tomentose, sometimes pubescent on veins.
34a. Middle stem leaves 13–19 cm ............................................................................................................ 89. A. montana
695