This is my guide to plants of Observatory Hill
Trifolium dubium, the lesser hop trefoil or suckling clover is a plant in the family Fabaceae. This species is generally accepted as the primary plant to represent the traditional Irish Shamrock.
Vicia sativa, known as the common vetch, tare or simply "the vetch", is a nitrogen fixing leguminous plant. Although considered a weed when found growing in a cultivated grainfield, this hardy plant is often grown as green manure or livestock fodder. There is no firm evidence that this is the same as the "tare" in some English translations of the Bible (as ...more ↓
Trifolium repens, the white clover (also known as Dutch clover), is a species of clover native to Europe, North Africa, and West Asia. It has been widely introduced worldwide as a pasture crop, and is now also common in most grassy areas of North America and New Zealand.
Cercis occidentalis, the western redbud or California redbud (syn. Cercis orbiculata — Greene), is a small tree or shrub in the legume family. It is found across the American Southwest, from California to Utah and Arizona....