Assertion: cactus's stem | /r/CapableOf | become purplish
Facets:
value: along ribs
type: OTHER
value: to several m
type: TEMPORAL
Source sentences:
text: Stem is green to bluish green, becoming purplish along ribs, to several m, 1-2.5 cm diam.; ribs 5-8, low; areoles usually 1-2 cm apart along ribs, 1-2 mm diam.