絲河菊

絲河菊學名Brachycome spp.，英文名Swan River Daisy、Brachycome，菊科鵝河菊屬一年生草本植物，又稱絲葉鵝河菊、鵝河菊、天鵝河菊、天鵝河雛菊、藍河菊、姬波斯菊、五色菊、雁河菊、雁河花，原產於澳洲西南部，包含鵝河菊(Brachyscome)屬諸品種，如：Brachycome iberidifolia、Brachycome multifida...等，株高約二十至四十五公分，枝條纖細柔弱，匍匐狀四散生長，多分枝，分枝性佳，葉互生，葉羽狀深裂，形如大波斯菊，小裂片條形、線狀，裂端銳狀，葉基延伸至莖部，裂緣全緣，葉翠綠至深綠色，羽狀脈，不具托葉，近無葉柄，兩性花、單性花，上位花，整齊花，頭狀花序，頂生或腋生，頭花徑約二十五公釐，頭花單生，花托扁平，托片線形至錐形，總苞圓柱形、鐘形，多層，覆瓦狀排列，花萼筒成鬚狀，外圍舌狀花是雌花，一輪，花萼退化，花冠披針狀、舌狀，花淡紫色，有栽培出深藍、淺藍、粉紅、玫紅、白...等色或複色，檐部二至四裂，裂片(花瓣)合生，中央筒狀花是兩性花，花萼退化，花冠筒形，花黃色，檐部五裂，裂片(花瓣)合生，雄蕊五枚，著生於花冠筒喉部，花藥二室，縱裂，抱生柱頭，雌蕊心皮二枚，合生，花柱細長，柱頭分叉，子房下位，子房一室，基生(底生)胎座，瘦果，柱狀，扁平，果頂具冠毛。

 鵝河菊(Brachyscome)屬常見之品種有：

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Brachyscome abercrombiensis

Brachyscome aculeata

Brachyscome angustifolia：淡粉紅

Brachyscome ascendens：淡藍

Brachyscome barkerae

Brachyscome brownii

Brachyscome casstiana

Brachyscome ciliaris

Brachyscome chrysoglossa(黃舌雛菊)

Brachyscome curvicarpa

Brachyscome dalbyensis

Brachyscome debilis

Brachyscome decipiens

Brachyscome dentata：白

Brachyscome dichromosomatica

Brachyscome dichromosomatica var. alba

Brachyscome dissectifolia

Brachyscome diversifolia

Brachyscome eriogona

Brachyscome exilis

Brachyscome foliosa

Brachyscome formosa

Brachyscome gracilis

Brachyscome graminea：淡藍

Brachyscome iberidifolia(絲河菊、鵝河菊)

Brachyscome iberidifolia 'Blue Star'：紫、紫藍

Brachyscome iberidifolia 'Bravo Mixed'：白、混色

Brachyscome kaputarensis

Brachyscome lineariloba

Brachyscome melanocarpa

Brachyscome melanocarpa 'Pink Swirl'

Brachyscome microcarpa

Brachyscome mittagongensis

Brachyscome muelleroides

Brachyscome multifida(切葉雛菊、搖滾雛菊、霍克斯里雛菊)

Brachyscome multifida var. dilatata

Brachyscome multifida var. multifida

Brachyscome nivalis

Brachyscome nodosa

Brachyscome nova-anglica

Brachyscome obovata

Brachyscome paludicola

Brachyscome papillosa

Brachyscome perpusilla

Brachyscome petrophila

Brachyscome procumbens

Brachyscome ptychocarpa

Brachyscome radicans

Brachyscome readeri

Brachyscome rigidula

Brachyscome salkiniae

Brachyscome scapigera

Brachyscome segmentosa(豪勳爵島雛菊、山雛菊)

Brachyscome segmentosa 'Starscope'：淡藍

Brachyscome sieberi

Brachyscome smithwhitei

Brachyscome spathulata

Brachyscome staceae

Brachyscome stolonifera

Brachyscome stuartii

Brachyscome tadgellii

Brachyscome tamworthensis

Brachyscome trachycarpa

Brachyscome triloba：淡藍

Brachyscome trisect

Brachyscome watanabei

Brachyscome whitei

Brachyscome willisii

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Brachyscome 'Cut-Leaf Daisy'：淡紫紅

Brachyscome 'Hot Candy'：粉紅

Brachyscome 'Mauve delight'：紫藍

Brachyscome 'Pacific Island'：淺粉紅、粉白

Brachyscome 'Pacific Reef'：桃紅、洋紅

Brachyscome 'Pacific Sun'：橘黃、黃

Brachyscome 'Strawberry Pink'：粉紅

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