Comments
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Solidago curtisii is similar to S. caesia and may be confused with robust, pressed and dried specimens of the latter if they are mounted such that the arching habit cannot be observed.
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Description
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Plants (20–)40–90(–100) cm; caudices woody. Stems 1–4 , erect, straight, glabrous or moderately hirtello-strigose. Leaves: basal withering by flowering; proximal to mid cauline weakly petiolate or sessile, blades lanceolate to elliptic, (36–)95–150(–180) × (10–)19–43(–60) mm, margins serrate (with (3–)8–20(–36) teeth), faces glabrous or sparsely hairy, more so along nerves; distal cauline sessile, blades narrowly lanceolate to narrowly elliptic, (5–)37–90(–130) × (3.5)5–18(–34) mm, margins entire to sparsely serrate (0–9(–14) teeth), faces glabrous or sparsely hairy, sometimes more pilose along nerves. Heads 20–800 in short axillary and terminal racemiform/paniculiform, non-secund arrays (2–)8.5–38.5(–65) cm. Peduncles 2–6 mm, moderately to densely finely strigose; bracteoles 0–3, linear-oblong. Involucres narrowly campanulate, (5–)5.6–7(–8) mm. Phyllaries in 3–4 series, strongly unequal, outermost 1–1.4(–2) mm, innermost (2.5–)3–4(–4.4) mm, obtuse to acute, 1-nerved. Ray florets 2–4(–6); laminae (2–)2.5–4(–4.6) × 1–2 mm. Disc florets 3–7(–9); corollas mostly 2–3 mm, lobes 1–1.7(–2.4) mm. Cypselae 1–2(–3) mm, sparsely to moderately strigose; pappi (2–)2.7–3.6(–4.5) mm.
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Synonym
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Solidago ambigua Aiton var. curtisii (Torrey & A. Gray) Alph. Wood; S. caesia Linnaeus var. curtisii (Torrey & A. Gray) C. E. S. Taylor & R. J. Taylor
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Solidago curtisii: Brief Summary
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Solidago curtisii, commonly called Curtis' goldenrod and mountain decumbent goldenrod, is a North American species of flowering plants in the family Asteraceae. It is the eastern part of the United States from Pennsylvania to Mississippi and Alabama, primarily in the southern Appalachian Mountains.
Solidago curtisii is a perennial herb sometimes as much as 100 cm (40 inches) tall, with a thick, woody underground caudex. Stem is narrow, wiry, and dark purple. One plant can produce up to 800 small yellow flower heads in small clumps in the axils of the leaves.
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Solidago curtisii: Brief Summary
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добавил wikipedia VI
Solidago curtisii là một loài thực vật có hoa trong họ Cúc. Loài này được Torr. & A.Gray miêu tả khoa học đầu tiên năm 1842.
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