10
by Barneby, Rupert C.
New York : Botanical Garden Bronx, c1977
Book
17
by Wu, Zhengyi
Beijing [u.a.] : Science Press [u.a.], 2010
Book
18
by Herendeen, Patrick S.
Kew : The Royal Botanic Gardens, 2000
Book
19
Kew : The Royal Botanic Gardens, 1981-
Book
20