밀짚꽃

 

학명 : Xerochrysum bracteatum (Vent.) Tzvelev

학명 이명 : Helichrysum bracteatum (Venten.) Willd

분류 : Asteraceae

 

학명 설명 :

Xerochrysum : From the Greek xeros (dry) and chrysos (gold, yellow)

Helichrysum : Gold sun flower

bracteatum: 포엽이 있는

국내유통명 : 밀짚꽃(국표식), 종이꽃

일어명 :ムギワラギク(麦藁菊)

중국어명 : 蜡(밀 납)菊

 

 

사진 : 2019.08.27 도봉구 중랑천

 

 

 

 

 

 

 

아래: 2021.04.07 서울식물원

 

 

아래: 2021.04.24 도봉구

 

 

 

아래: 2021..04.23 도봉구

 

 

 

아래: 2021.06.02 도봉구

 

 

 

 

 

 

 

 

 

FOC

   

 

Xerochrysum bracteatum (Ventenat) Tzvelev, Novosti Sist. Vyssh. Rast. 27: 151. 1990.

蜡菊 la ju

(학명 이명)

Xeranthemum bracteatum Ventenat, Jard. Malmaison, t. 2. 1803; Bracteantha bracteata (Ventenat) Anderberg & Haegi; Helichrysum bracteatum (Ventenat) Haworth.

(설명)

Herbs, annual or biennial. Stems 20-120 cm tall. Leaves lanceolate to linear, up to 12 cm, costa prominent, base gradually narrower, margin entire, apex acute. Capitula 2-5 cm in diam., solitary on strong, branching stems. Phyllaries imbricate, outer ones shorter, inner ones broadly lanceolate, apex acuminate, nitid(반짝거리는, 윤이 나는), white, red, yellow, pink, or purple. Florets numerous, yellow. Achenes glabrous. Pappus of scabrid bristles. Fl. Jul-Sep. 2n = 28.

Widely cultivated in China as an ornamental plant [native to Australia].

 

FNA

 

Xerochrysum bracteatum (Ventenat) Tzvelev, Novosti Sist. Vyssh. Rast. 27: 151. 1990.

Strawflower, golden everlasting, paper daisy

(학명 이명)

Xeranthemum bracteatum Ventenat, Jard. Malmaison 1: plate 2. 1803; Bracteantha bracteata (Ventenat) Anderberg & Haegi; Helichrysum bracteatum (Ventenat) Andrews

(설명)

Annuals or perennials, 20–90 cm (dwarf varieties mostly less than 30 cm); taprooted. Stems scabrellous and minutely glandular, sometimes lightly arachnoid as well. Leaf blades narrowly elliptic or oblong to oblong-lanceolate, 2–5(–10) cm, sometimes slightly fleshy, vestiture* like stems. Heads 3–5 cm diam. (across open involucres). Phyllaries yellow (wild form) or white to pink, red, and purple (cultivars), 10–20 mm. 2. = 24, 26, 28.

Flowering summer. Disturbed sites; 20–50 m; introduced; Conn., Mass.; Australia.

 

용어  vestiture(vesture) ; anything on or arising from a surface that makes it non-glabrous; hairs, scales, papillae, glands etc.

 

 

 

Known in horticulture as Helichrysum bracteatum, Xerochrysum bracteatum is widely cultivated for its relatively large, spreading, and spectacularly colored involucral bracts. It apparently rarely escapes from cultivation.

 

 

 

   

 

속에 대한 설명 Xerochrysum Tzvelev, Novosti Sist. Vyssh. Rast. 27: 151. 1990. 蜡菊属 la ju shu   Herbs, perennial, sometimes biennial or annual. Stems with fibers in phloem, without resin canals, without pericyclic cambium. Leaves alternate, sessile, glandular hairy, margin generally flat, entire. Capitula heterogamous, disciform, few to solitary. Phyllaries few to many seriate, entire, papery, monomorphic, monochromous(단색); lamina yellow, pink, orange, red, or white, opaque; stereome(기계조직) undivided. Receptacle flat, epaleate. Female florets yellow, filiform, fewer than disk florets. Achenes and pappus as in disk florets. Disk florets bisexual; corolla yellow; corolla lobes erect, veins ending before apex of lobes. Anthers ecalcarate(거가 없는), shortly tailed; endothecial tissue polarized; apical appendages concave, as wide as thecae. Pollen gnaphalioid. Style bifid; style branches acute with obtuse sweeping hairs dorsally; stigmatic surface separated. Achenes large, terete to quadrangular with 3 vascular bundles, glabrous, epidermis smooth. Pappus of free, barbellate, capillary bristles without patent cilia; apical cells acute.   Six species: Australia; one species (introduced) in China. heterogamous: 국화과에서는 예컨대 ray floret와 disc floret