Yuri Garden Anime

Links lead to the Wikipedia pages for the series, where they were available.

Pure/Basic Yuri:
Akuma no Riddle
Bloom Into You
Candy Boy
Choujigen Game Neptune The Animation (yuri status uncertain)
Citrus (contains het romance)
Crosse Ange (warned for het ending)
Fumikiri Jikan
Girly Air Force (not yuri, warned for het ending)
Happy Sugar Life (VERY NSFW; likely to disturb, includes het)
Inugami-san to Nekoyama-san
Kannazuki no Miko (contains het)
Kase-san and...
Kill la Kill (small amount of subtext only)
Konohana Kitan (yuri status uncertain)
Kuttsukiboshi (contains het)
Little Witch Academia (small amount of subtext only, contains het)
Magical Girl Lyrical Nanoha
Magical Girl Spec-Ops Asuka
Maria-sama ga Miteru (allegedly S-Class/yuribait; contains technically het love interests)
Miss Kobayashi's Dragon Maid (yuri subtext)
Murder Princess (pseudo-yuri; no het but some fans insist there is)
NTR: Netsuzou Trap (NSFW; contains het)
Revolutionary Girl Utena (TV) (contains het and BL, and disturbing content)
Sakura Trick
Shoujo☆Kageki Revue Starlight (yuribait)
Simoun (involves some gender bender, story different to manga, technically het ending)
Strawberry Panic!
Sweet Blue Flowers/Aoi Hana (contains het romance)
Tonari no Kyuuketsuki-san
Uchi no Maid ga Uzasugiru! (yuri status unknown; BakaUpdates indicates shoujo ai and lolicon)
Valkyrie Drive: Mermaid (NSFW; contains fake het)
Whispered Words (warned to be awful; refuses the het romance)
Yuri Kuma Arashi (anime story different from manga)

Gender Bender Yuri:
Kashimashi ~Girl Meets Girl~ (ending different to manga)

Hentai:
Valkyrie Choukyou Semen Tank No Ikusa Otome 10-Nin Shimai (NSFW, futanari)