Ixia viridiflora

...It blooms around May and comes in a variety of colors. The main species are I. maculata L., which has yellow flowers with a black spot in the center, I. monadelpha Delar., which has blue flowers with a reddish purple spot in the center, I. paniculata Delar., which has pale yellow flowers, and I. viridiflora Lam., which has pale blue-green flowers with a black spot in the center. However, plants in this genus have inter-hybridized and many horticultural varieties have been developed. It is best grown in fertile, sunny, dry soil with no frost, and is planted in mid-November. ...

*Some of the terminology that mentions "Ixia viridiflora" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…5月ごろに咲き，花色はいろいろ。おもな原種は，花の色が黄色で中心に黒斑のあるヤリズイセンI.maculata L.，青色で中心に紅紫斑のあるイキシア･モナデルファI.monadelpha Delar.，淡黄色のイキシア･パニクラタI.paniculata Delar.，淡青緑色で中心に黒斑のあるイキシア･ビリディフロラI.viridiflora Lam.などがあるが，この属の植物は種間相互に交雑し，多くの園芸品種が育成されている。栽培は霜の降りない日当りのよい乾燥気味の肥沃な土地がよく，11月中ごろに植える。…

※「イキシア・ビリディフロラ」について言及している用語解説の一部を掲載しています。

出典｜株式会社平凡社世界大百科事典 第２版について | 情報