Question: Which of The Guardians of the Galaxy is a tree-like creature ? 

Context articles: Groot
Guardians of the Galaxy Vol. 2 (soundtrack)
Guardians of the Galaxy – Mission: Breakout!
Karen Gillan
Gamora
Guardians of the Galaxy (film)
Guardians of the Galaxy (2008 team)
Guardians of the Galaxy Vol. 2
Laura Haddock
List of Guardians of the Galaxy episodes

Groot ( ) is a fictional superhero appearing in American comic books published by Marvel Comics.
 Created by Stan Lee, Jack Kirby, Larry Lieber, and Dick Ayers, the character first appeared in "Tales to Astonish" #13 (November 1960).
 An extraterrestrial, sentient tree-like creature, the original Groot first appeared as an invader that intended to capture humans for experimentation.
Guardians of the Galaxy Vol.
 2: Awesome Mix Vol.
 2 (Original Motion Picture Soundtrack) is the soundtrack album for the Marvel Studios film "Guardians of the Galaxy Vol.
 2".
 Featuring the songs present on Peter Quill's mixtape in the film, the album was released by Hollywood Records on April 21, 2017.
 A separate film score album, Guardians of the Galaxy Vol.
 2 (Original Score), composed by Tyler Bates, was also released by Hollywood Records on the same date.
"Guardians of the Galaxy" – Mission: BREAKOUT!
 is an accelerated drop tower dark ride attraction at Disney California Adventure.
 Based on Marvel's "Guardians of the Galaxy" film series, the attraction depicts Rocket Raccoon recruiting guests to attempt to free the remaining Guardians of the Galaxy from display within the Collector's fortress.
Karen Sheila Gillan (born 28 November 1987) is a Scottish actress, director, and screenwriter.
 She is known for the role of Amy Pond, companion to the Eleventh Doctor, in the BBC science fiction series "Doctor Who" (2010–13).
 In film, she has starred as Jane Lockhart in "Not Another Happy Ending" (2013), Kaylie Russell in the horror film "Oculus" (2013), and Nebula in the Marvel film "Guardians of the Galaxy" (2014) and its sequel "Guardians of the Galaxy Vol.
 2" (2017).
 She took part in the upcoming films "" (2017), "" (2018) and its untitled sequel (2019).
 In 2017, she wrote and directed her first feature film, "The Party's Just Beginning".
Gamora Zen Whoberi Ben Titan ( ) is a fictional character appearing in American comic books published by Marvel Comics.
 Created by Jim Starlin, the character first appeared in "Strange Tales" #180 (June 1975).
 Gamora is the adopted daughter of Thanos, and the last of her species.
 Her powers include superhuman strength and agility and an accelerated healing factor.
 She also is an elite combatant, being able to best most of the opponents in the galaxy.
 She is a member of the group known as the Infinity Watch.
 The character played a role in the 2007 crossover comic book event "", and became a member of the titular team in its spin-off comic, "Guardians of the Galaxy".
 She has been featured in a variety of associated Marvel merchandise.
 Zoe Saldana plays the character in the 2014 live-action film "Guardians of the Galaxy" and its sequel "Guardians of the Galaxy Vol.
 2".
Guardians of the Galaxy (retroactively referred to as Guardians of the Galaxy Vol.
 1) is a 2014 American superhero film based on the Marvel Comics superhero team of the same name, produced by Marvel Studios and distributed by Walt Disney Studios Motion Pictures.
 It is the tenth film in the Marvel Cinematic Universe.
 The film was directed by James Gunn, who wrote the screenplay with Nicole Perlman, and features an ensemble cast including Chris Pratt, Zoe Saldana, Dave Bautista, Vin Diesel, Bradley Cooper, Lee Pace, Michael Rooker, Karen Gillan, Djimon Hounsou, John C. Reilly, Glenn Close, and Benicio del Toro.
 In "Guardians of the Galaxy", Peter Quill forms an uneasy alliance with a group of extraterrestrial misfits who are fleeing after stealing a powerful artifact.
The Guardians of the Galaxy are a fictional spacefaring superhero team appearing in American comic books published by Marvel Comics.
 Dan Abnett and Andy Lanning formed the team from existing and previously unrelated characters created by a variety of writers and artists, with an initial roster of Star-Lord, Rocket Raccoon, Quasar, Adam Warlock, Gamora, Drax the Destroyer and Groot.
Guardians of the Galaxy Vol.
 2 is a 2017 American superhero film based on the Marvel Comics superhero team Guardians of the Galaxy, produced by Marvel Studios and distributed by Walt Disney Studios Motion Pictures.
 It is the sequel to 2014's "Guardians of the Galaxy" and the fifteenth film in the Marvel Cinematic Universe.
 The film is written and directed by James Gunn and stars an ensemble cast featuring Chris Pratt, Zoe Saldana, Dave Bautista, Vin Diesel, Bradley Cooper, Michael Rooker, Karen Gillan, Pom Klementieff, Elizabeth Debicki, Chris Sullivan, Sean Gunn, Sylvester Stallone, and Kurt Russell.
 In "Guardians of the Galaxy Vol.
 2", the Guardians travel throughout the cosmos as they help Peter Quill learn more about his mysterious parentage.
Laura Jane Haddock (born 21 August 1985) is an English actress.
 She is best known for portraying Kacie Carter in "Honest", Lucrezia in "Da Vinci's Demons", Meredith Quill in "Guardians of the Galaxy" and its sequel "Guardians of the Galaxy Vol.
 2", Alison in "The Inbetweeners Movie" and Viviane Wembly in "".
"Guardians of the Galaxy" is an animated television series based on the comic book super hero team known as Guardians of the Galaxy.
 The series premiered on Disney XD on August 1, 2015, as part of the "Marvel Universe" block.