This number is, however, very variable, and often not Stonecrop (Sedum acre) slightly reduced.
Most veins are usually easily traced, but in the case of succulent plants, as Hoya, agave, stonecrop and mesembryanthemum, the veins are obscure.
Here we found meadow and bloody cranesbill, creeping jenny and rock stonecrop, as well as hoary plantain in flower.
The exposed pavements nearby have more typical species, including lesser meadow-rue, green spleenwort, wall lettuce and hairy stonecrop.
Less well-known species such as Australian swamp stonecrop are also significant threats.