국화과

오공국화

대효0617 2023. 1. 7. 10:52

 

학명 : Chrysogonum virginianum L.

분류 : Asteraceae 

Common Name : golden-knee;  green and gold;  goldenstar

국표식 등재명 : 오공국화

일어명 : キンセイギク（金星菊） 또는 コガネグルマ（黄金車）

중국어명 : 金星菊
 
* 오공국화라는 이름이 어디서 유래되었는지는 알 수 없다
원산지 : 북미
 

사진 : 2022.12.22 화성우리꽃식물원

 

 

 

 

 

아래 : 2025.06.17 올림픽공원

 

 

 

아래 것은 남방오공국화인지도 모르겠다

 

 

 

 

 

 

 

 

국표식에 아래 3종이 등재되어 있다 

 

재배식물 정명 Chrysogonum virginianum var. australe (Alexander ex Small) H.E.Ahles 남방오공국화 2011/12/08

재배식물 정명 Chrysogonum virginianum L. 오공국화 2011/12/08

재배식물 정명 Chrysogonum virginianum 'Allen Bush' 오공국화 '앨런 부시'

 

 

FNA

 

Chrysogonum virginianum Linnaeus, Sp. Pl. 2: 920. 1753.

Green and gold

 

Leaf blades 2.5–10 cm, faces minutely strigoso-hirsutulous to villoso-hirsute and stipitate-glandular (hairs ca. 0.1 mm). Pedun­cles 2–22 cm. Paleae ca. 4 mm. Ray corollas 6–17 mm, laminae broadly elliptic, apices 3-toothed. Disc corollas 2.5–2.7 mm. Cypselae 3–4.5 × 2–2.5 mm.

 

Varieties 3 (3 in the flora): e United States.

 

 

 

1. Plants not stoloniferous;

    earliest flowering stems leafless, later ones leafy and mostly 15–35(–50) cm

     ............................        Chrysogonum virginianum var. virginianum 오공국화

1. Plants stoloniferous (colonial, mat-forming);

    flowering stems leafless and/or leafy, leafy stems (2–)15–25 cm (2)

 

   2. Longest stolon internodes 2–6 cm;

       earliest flowering stems leafless, mostly 2–25 cm (later flowering stems leafy, 15–25 cm)

       .....................                          Chrysogonum virginianum var. brevistolon

   2. Longest stolon internodes 12–60 cm;

       earliest (and all other) flowering stems leafless, 2–10 cm

       ........................ Chrysogonum virginianum var. australe 님방오공국화

 

 

 
설명 : 영어 위키

Chrysogonum virginianum, the golden-knee,[2] green and gold,[3] or goldenstar, is a North American species of plants in the family Asteraceae. It is native to the eastern United States from New York State and Rhode Island south to Louisiana and the Florida Panhandle.[4][5]The species is sometimes grown as a perennial ornamental because of its showy flowers. It is usually propagated by root cuttings.[6]

Varieties[7]

Formal botanical varieties of wild populations:

Chrysogonum virginianum var. australe (Alexander ex Small) H.E.Ahles - Florida, Georgia, Alabama, Mississippi, Louisiana

Chrysogonum virginianum var. brevistolon G.L.Nesom - Georgia, Alabama, Carolinas, Tennessee, Kentucky

Chrysogonum virginianum var. virginianum - from New York to South Carolina, west to Kentucky + Ohio

Chrysogonum virginianum is an herb up to 50 cm (20 inches) spreading by means of rhizomes. Flower heads are produced singly or in pairs, yellow, with both ray florets and disc florets.[8]