- IPNI Life Sciences Identifier (LSID)
- A Manual of the botany of the Northern United States: from New England to Wisconsin and south to Ohio and Pennsylvania inclusive, (the mosses and liverworts by Wm. S. Sullivant,) arranged according to the natural system. [Edition: 1]. Boston; London
- Family as entered in IPNI
Gray did not refer to Lindley; in his 2nd edition, he referred to L. douglasii DC. (an indirect reference to Lindl.)
- Nomenclatural link
- Caprifolium douglasii Lindl., Trans. Hort. Soc. London 7: 244 (1830).