In this archive you'll find item # 1: 001_delfinium.

All formats and textures in one archive: Max2008.

Polygonal model.
Triangular Polys:2060
Vertices: 1921

In archive (001_delfinium.max.zip) you'll find:

001_delfinium.max         -max format of the plant
001_delfinium.obj                -.obj-format easy importable to the most software
001_delfinium.3ds                -.3ds-format        

001_delfinium.jpg                -diffuse texture 1024x1024
001_delfinium-n.jpg                -normal bump 1024x1024
001_delfinium-o.jpg                -opacity 1024x1024
001_delfinium-s.jpg                -specular 1024x1024
001_delfiniumback.jpg        -back diffuse texture 1024x1024
001_delfiniumback-n.jpg        - back normal map 1024x1024
001_delfiniumback-t.jpg        - translucency map 1024x1024
001_delfiniumback-b.jpg        -bump map 1024x1024

Please, download Render Studio in Accompanying Product Files section.
In the studio.zip you'll find:
studio_sky.hdr                -HDRI spherical environment texture
studio.jpg                -diffuse texture for ground in studio
studio_grass.jpg                -diffuse texture for grass
studio-n.jpg                -normal texture for ground

You can use 001_delfinium.max by merging it to your scene or use studio.max for rendering with Vray.

Used Soft:
3ds Max 2008
ZBrush
Photoshop
V-ray DEMO 1.5 SP1

Info from wikipedia:
Delphinium is a genus of about 300 species of perennial flowering plants in the buttercup family Ranunculaceae, native throughout the Northern Hemisphere and also on the high mountains of tropical Africa.[1] The common name, Larkspur, is shared with the closely related genus Consolida.

Thank you!