types:
genus Lychnis
genus of plants strongly resembling those of genus Silene: catchfly
Minuartia,
genus Minuartia
mostly perennial herbs of northern hemisphere often with mat-forming habit; most often placed in genus Arenaria: sandworts
Moehringia,
genus Moehringia
low-growing herbs widely distributed in temperate and Arctic northern hemisphere: sandworts; distinguished from members of the genus Arenaria mainly by having four-petaled rather than five-petaled flowers
Petrocoptis,
genus Petrocoptis
perennial tussock-forming rock plants; of Pyrenees and mountains of northern Spain; similar to and sometimes placed in genus Lychnis
Sagina,
genus Sagina
small low-growing annual or perennial herbs of temperate and cool regions
genus Silene
large widely distributed genus of plants having mostly showy flowers of various colors: campion; catchfly
Celosia,
genus Celosia
annual or perennial herbs or vines of tropical and subtropical America and Asia and Africa
Gomphrena,
genus Gomphrena
genus of tropical herbs or subshrubs having flowers in close heads; tropical America and Australia
Batis,
genus Batis
small genus of plants constituting the family Batidaceae: low straggling dioecious shrubs
Pisonia,
genus Pisonia
genus of often thorny tropical trees and shrubs and some vines; mainly America
Cereus,
genus Cereus
genus of much-branched treelike or shrubby cacti with pronounced ribs and rounded needlelike spines and nocturnal flowers usually white
genus Coryphantha
mainly globose cacti of southwestern United States and Mexico covered with many nodules; superficially resembling and formerly included in genus Mammillaria
genus Epiphyllum
small genus of tropical American (mainly Central America) cacti
Harrisia,
genus Harrisia
genus of slender often treelike spiny cacti with solitary showy nocturnal white or pink flowers; Florida and Caribbean to South America
Hylocereus,
genus Hylocereus
genus of climbing or epiphytic tropical American cacti with angular stems and mostly white very fragrant flowers
Lemaireocereus,
genus Lemaireocereus
tropical American cacti usually tall and branching with stout spines and funnel-shaped flowers and globular or ovoid often edible fruit
Lophophora,
genus Lophophora
two species of small cacti of northeastern Mexico and southwestern United States having rounded stems covered with jointed tubercles: mescal
genus Mammillaria
large genus of cacti characterized chiefly by nipple-shaped protuberances or tubercles on their surface
Melocactus,
genus Melocactus
genus of strongly ribbed globose or spheroid cacti of tropical South and Central America and the Caribbean
Rhipsalis,
genus Rhipsalis
large genus of epiphytic or lithophytic unarmed cacti with usually segmented stems and pendulous branches; flowers are small followed by berrylike fruits
Zygocactus,
genus Zygocactus
small genus of Brazilian cacti having flat fleshy usually branched joints and showy red or pink flowers followed by red fleshy fruits
Agdestis,
genus Agdestis
a genus with one species that is a rapidly growing climbing vine with tuberous roots; grown in hot climates
Rivina,
genus Rivina
small genus of erect perennial shrubby herbs; tropical and subtropical America
Calandrinia,
genus Calandrinia
large genus of low-growing herbs; widespread throughout tropical and warm temperate regions having usually basal leaves and panicles of purplish ephemeral flowers
Claytonia,
genus Claytonia
genus of mainly North American succulent herbs with white or pink flowers usually in terminal racemes
Lewisia,
genus Lewisia
genus of western North American low-growing herbs having linear woolly leaves and large pink flowers
Montia,
genus Montia
small genus of densely tufted annual herbs; north temperate regions and South America and tropical Africa and Asia
Spraguea,
genus Spraguea
small genus of usually perennial herbs having deep woody taproots and flower heads of umbels or cymes