leafy mistletoes

P. leucarpum is used in Jepson/CalFlora/NRDB, but POWO says that it’s not found in California. The subspecies used by Jepson/Calflora don’t reliably translate to other species, but CalFlora claims that the following species translate to its subspecies names. Meanwhile, Flora of North America claims that the subspecies are unsupported and so classifies them all as just P. leucarpum.

oak mistletoe
Phoradendron villosum

oak mistletoe
Phoradendron villosum

• leaf length generally < 1.5 × width, 15–60 mm, generally > 20 mm
• stem generally short-hairy, at least at tip
• spike with 2–5(7) fertile internodes, pistillate 6–15(20)-flowered
• parasitizes oaks and other flowering trees
• leaf ≤ 3 cm, width ≤ 2 cm
• leaf gray-green, dull
• common

broadleaf mistletoe
Phoradendron macrophyllum

• leaf length generally < 1.5 × width, 15–60 mm, generally > 20 mm
• stem generally short-hairy, at least at tip
• spike with 2–5(7) fertile internodes, pistillate 6–15(20)-flowered
• parasitizes oaks and other flowering trees
• leaf ≤ 6 cm, width ≤ 5 cm
• leaf yellow-green, generally shiny
• rare