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	Oenothera x hassica  ROSTANSKI

Fam.: Onagraceae / Willowherb Fam.

Hybrid formula (parents):  Oenothera fallax  RENNER  x  Oenothera pycnocarpa  G.F.ATK. & BARTLETT

Genus:  Oenothera  L.

Authors:
	ROSTANSKI:		Krzysztof Rostanski (1930 - 2012), botanist in Poland
	G.F.ATK.:		George Francis Atkinson (1854 - 1918), botanist in USA
	BARTLETT:		Harley Harris Bartlett (1886 - 1960), botanist in USA
	RENNER:		Otto Renner (1883 - 1960), German botanist with main focus on Oenothera
	L.:		Carl von Linné (Linnaeus, 1707 - 1777), Swedish naturalist who introduced the binary naming system for plants and animals

Etymology:
	Oenothera:		oinotheris (Greek) = plant with wine smell at the roots
	hassica:		from Hesse (Germany)
	fallax:		illusory
	pycnocarpa:		dense-fruited

Fig. 1:  Oenothera x hassica / Hybrid Evening Primrose D Darmstadt 11.7.2018

Fig. 2:  Oenothera x hassica / Hybrid Evening Primrose D Darmstadt 11.7.2018

Fig. 3:  Oenothera x hassica / Hybrid Evening Primrose D Darmstadt 11.7.2018

Fig. 4:  Oenothera x hassica / Hybrid Evening Primrose D Darmstadt 11.7.2018

Fig. 5:  Oenothera x hassica / Hybrid Evening Primrose D Darmstadt 11.7.2018

Fig. 6:  Oenothera x hassica / Hybrid Evening Primrose D Darmstadt 11.7.2018

Fig. 7:  Oenothera x hassica / Hybrid Evening Primrose D Darmstadt 11.7.2018

Fig. 8:  Oenothera x hassica / Hybrid Evening Primrose (other plant) D Darmstadt 11.7.2018

Fig. 9:  Oenothera x hassica / Hybrid Evening Primrose D Darmstadt 11.7.2018

Fig. 10:  Oenothera x hassica / Hybrid Evening Primrose D Darmstadt 11.7.2018

Fig. 11:  Oenothera x hassica / Hybrid Evening Primrose D Darmstadt 11.7.2018

Fig. 12:  Oenothera x hassica / Hybrid Evening Primrose D Darmstadt 11.7.2018

Fig. 13:  Oenothera x hassica / Hybrid Evening Primrose D Darmstadt 11.7.2018

Fig. 14:  Oenothera x hassica / Hybrid Evening Primrose D Darmstadt 11.7.2018

Fig. 15:  Oenothera x hassica / Hybrid Evening Primrose D Darmstadt 11.7.2018

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Contents

Orchids

Other Plants

Plants acc. to Families

.. Relationship:

APG

trad.

.. Scientific Names

.. German Names

.. English Names

.. Bloom Colors

.. Flower Anatomy

.. Leaf Form

.. Regions

.. Photo Month

.. Fruits + Seed

.. Roots + Bulbs

Pest Infestation + Deformations

Trees

Bushes

Water Plants

Climbers + Twiners

Useful Pl.

Ornamental Pl.

Color Var.

Multiple Criteria

Biotopes + Groups

Botan.Links

Copyright: Use of the images and texts only with the author's written permission.