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17. Dolomiaea Candolle, Arch. Bot. (Paris). 2: 330. 1833.
川木香属 chuan mu xiang shu
Authors: Zhu Shi & Eckhard von Raab-Straube
Mazzettia Iljin; Vladimiria Iljin.
Herbs, perennial, rosulate and stemless or shortly stemmed. Capitula solitary or several, clustered in center of leaf rosette or terminal on stem and subtended by bracts, large. Involucre campanulate. Phyllaries in several rows, imbricate, leathery to subleathery, margin ciliate. Receptacle flat, alveolate, naked or margin of alveolae with very short subulate cartilaginous processes. Corolla gland-dotted. Anther tails lacerate. Style branches divergent or coherent. Achene trigonous or tetragonous, sometimes cylindric, with an apical rim. Pappus bristles in 2 to several rows, scabrid to shortly plumose, basally connate into a ring, caducous as a whole.
Thirteen species: China, NW India, Kashmir, Myanmar, Nepal; 12 species (ten endemic) in China.
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| 1 |
Capitulum solitary, in center of leaf rosette or terminal on stem |
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(2) |
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Capitula 2-15, clustered in center of leaf rosette |
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(7) |
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| 2 (1) |
Leaf blade undivided |
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(3) |
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Leaf blade pinnately lobed, pinnatifid, or pinnatipartite |
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(4) |
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| 3 (2) |
Leaves 4-9 × 1.2-2 cm, margin entire; pappus bristles in 2 rows, barbellate. |
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1 D. georgei |
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Leaves 7-20 × 4-19 cm, margin dentate; pappus bristles in many rows, scabrid. |
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4 D. berardioidea |
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| 4 (2) |
Leaf blade green, concolorous, strigose or glabrous |
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(5) |
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Leaf blade at least abaxially grayish white, densely tomentose |
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(6) |
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| 5 (4) |
Leaf blade 2.5-10 × 1-2.5 cm, glabrous; involucre 1.5-2.5 cm in diam. |
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2 D. salwinensis |
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Leaf blade 5-20 × 3-17 cm, strigose; involucre 4-6 cm in diam. |
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3 D. edulis |
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| 6 (4) |
Leaf blade abaxially grayish white and densely tomentose, adaxially green and arachnoid only along midrib. |
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5 D. platylepis |
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Leaf blade on both surfaces grayish green to grayish white and arachnoid tomentose. |
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10 D. crispoundulata |
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| 7 (1) |
Outermost pappus bristles recurved and covering achene. |
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7 D. souliei |
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Outermost pappus bristles straight and not covering achene |
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(8) |
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| 8 (7) |
Leaf blade green, almost concolorous, undivided or sometimes pinnately lobed, strigose. |
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6 D. forrestii |
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Leaf blade at least abaxially grayish white, pinnately divided, densely tomentose |
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(9) |
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| 9 (8) |
Leaf blade bipinnately lobed to bipinnatisect |
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(10) |
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Leaf blade pinnatipartite, pinnatisect, or lyrately pinnatisect |
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(11) |
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| 10 (9) |
Style branches oblong, short, ± coherent, apex rounded; pappus yellowish brown. |
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11 D. calophylla |
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Style branches linear, long and slender, divergent, apex acute; pappus brick-colored. |
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12 D. lateritia |
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| 11 (9) |
Leaf blade pinnatipartite, arachnoid tomentose on both surfaces. |
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10 D. crispoundulata |
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Leaf blade lyrately pinnatisect or pinnatisect, abaxially grayish white and tomentose, adaxially green and glabrous or sparsely arachnoid |
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(12) |
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| 12 (11) |
Leaf blade lyrately pinnatisect, terminal lobe much larger than lateral ones. |
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8 D. wardii |
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Leaf blade pinnatisect, terminal lobe not much larger than lateral ones. |
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9 D. scabrida |
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List of lower taxa
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