60ac. Botanical name for a plant that grows on bare rocks or stones, deriving nourishment from the atmosphere and rain. (10) (-i-h--py-e) obviously some sort of -phyte but can't find it. TIA
21a. Village in western Norway that was the scene of the Battle of Rastarkalv between Haakon the Good abd the sons of Eric Bloodaxe. (4) (=r=i). 51a. Any of a large class of organic compounds...
24a. American astronaut in acceleration due to gravity is moving quickly. (7) (====ing). 30a. Makes prisoners trust Clarke's first reforms. (10) (=====r=c==) 20d. Leaves stuck in a pipe? (7)...
10a. Treaty announcement in which leaders of America, China, and England, say, come together. (6) (a=c=r=) Is it Accord and if so where does England come in? TIA