IVY BROOMRAPE

Orobanche hederae

Broomrape Family [Orobanchaceae]

month8jun month8june month8jul month8july

status
statusZnative
flower
flower8multicolour
flower
flower8white
flower
flower8yellow
flower
flower8purple
inner
inner8brown
morph
morph8zygo
petals
petalsZ5
type
typeZspiked
type
typeZtubular
stem
stem8round
rarity
rarityZuncommon

Photo: (CC by 2.0) Geoff Toone
Grows up to 60cm tall with a brownish-yellow stem.


Photo: (CC by 2.0) Geoff Toone
When the flowers haven't all opened it has an identifying rocket 'nose-cone' tip.


Photo: (CC by 2.0) Geoff Toone
The corolla of the flower is washed dull cream with purple veins.


Photo: (CC by 2.0) Geoff Toone
The rocket 'nose cone' before take-off. Flowers not very prominently 3-lipped, although they are. Within are two dull-yellow stigmas (sometimes purple, but not here).


Photo: © Kerry Woodfield
Surrounded by the plant it is parasitising: Ivy.


Photo: © Kerry Woodfield
Lower lips of petals with pointed lobes, a differentiating feature.


Photo: (CC by 2.0) Geoff Toone
The dull yellow stigma lurk within the corolla tube.




A differing colour-form

Photo: (CC by 2.0) Geoff Toone


Photo: (CC by 2.0) Geoff Toone


Photo: (CC by 2.0) Geoff Toone
The hairs are glandular (at the tip).




Orobanche hedera forma monochroa

Photo: (CC by 2.0) Geoff Toone
Below the level of sub-species many Broomrapes have different colour-forms, called forma, where the only difference is the colour, which is here a 'luminescent' yellow. Every other aspect is the same; e.g. same lower lips of corolla are still pointed.


Photo: (CC by 2.0) Fred Rumsey


Photo: (CC by 2.0) Fred Rumsey
The hairs are still glandular.


Photo: (CC by 2.0) Geoff Toone
The stigma still yellow with two browned and open empty anthers below it.


No relation to : Broom brome (Bromus scoparius) [a plant with similar name belonging to a differing family]

See the pull-out table below for comparisons with other Broomrapes and all their identifying and delineating characteristics.


OROBANCHE (BROOMRAPE) COMPARISON TABLE (shrunk)


  Orobanche hederae  ⇐ Global Aspect ⇒ Orobanchaceae  

Distribution
 family8Broomrape family8Orobanchaceae

 BSBI maps
genus8Orobanche
Orobanche
(Broomrapes)

IVY BROOMRAPE

Orobanche hederae

Broomrape Family [Orobanchaceae]