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

St. Laurence Chute, Ventnor, IoW Photo: (CC by 2.0) Geoff Toone
Grows up to 60cm tall with a brownish-yellow stem.


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


St. Laurence Chute, Ventnor, IoW Photo: (CC by 2.0) Geoff Toone
The corolla of the flower is washed dull cream with purple veins.


landslip, Luccombe, IoW. 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.


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




A differing colour-form

Nicholaston Burrows, Gower Penisula, Glamorgan. Photo: (CC by 2.0) Geoff Toone


cliff, Overton, Glamorgan. Photo: (CC by 2.0) Geoff Toone


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




Orobanche hedera forma monochroa

The Verne, Isle of Portland. 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.


The Verne, Isle of Portland. 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]