Studies in
Evolvulus
by Bob Harms
(
)
A 2016 key for selected North American
Evolvulus
taxa.
A New Species of
Evolvulus
from the Texas/New Mexico Border
Identifying
Evolvulus
across Texas: A critical survey of available keys
A habit-based approach to
Evolvulus
identification
— See also
this page
.
Gallery of collections determined by habit
231 West Texas and New Mexico
Evolvulus
specimens on loan
Leaf arrangement — distinctive phyllotaxis
Venation type as differentia
Sepals as differentiae
Dissected
Evolvulus
calyces
Calyx morphology for Texas
Evolvulus
Exceptions to
E. nuttallianus
sepal form
Flower color as
Evolvulus
differentia
Vestiture as
Evolvulus
differentia
Hair morphology as differentia
Incorrect determinations influenced at least in part by vestiture
Evolvulus oreophilus
Greene
NMC Isotype of
E. oreophilus
‘Long’ peduncle types in
Evolvulus
Evolvulus sericeus
var.
cymosus
in N. Hays Co., April — July
The inflorescence: Dichaisal Cyme
Evolvulus sericeus
subterranean structure in central Texas
Aspects of
Evolvulus
Leaf Anatomy
Mexican
Evolvulus
‘round–leaf’ types
Gallery of
E. sericeus
in Hays County (Central Texas)
Plant Resources Center Home Page
—
Flora of Texas
—
Evolvulus
)