Synonymous genera:
- Allocarya Greene (1887)
- Allocaryastrum Brand (1931)
- Echinoglochin Brand (1925)
- Glyptocaryopsis Brand (1931)
- Plagiobotrys Fischer & C. Mey. (1836)
- Sonnea Greene (1887)
1821102 41859 Allocarya mollis (A. Gray) Greene [80 403655 Eritrichium molle A. Gray]
H.G.A. Engler, Pflanzenr., vol. 252 [Heft 97], (Borraginaceae - Borraginoideae - Cryptantheae): p. 160, fig. 16 (1932)
1830192 41889 Allocarya scouleri (Hook. & Arn.) Greene [80 685708 Myosotis scouleri Hook. & Arn.]
H.G.A. Engler, Pflanzenr., vol. 252 [Heft 97], (Borraginaceae - Borraginoideae - Cryptantheae): p. 6, fig. 1 F (1932)
1821042 803525 Plagiobothrys nothofulvus (A. Gray) A. Gray [80 403699 Eritrichium nothofulvum A. Gray]
H.G.A. Engler, Pflanzenr., vol. 252 [Heft 97], (Borraginaceae - Borraginoideae - Cryptantheae): p. 110, fig. 10 (1932)
1583382 803525 Plagiobothrys nothofulvus (A. Gray) A. Gray [80 403699 Eritrichium nothofulvum A. Gray]
M.E. Parsons, Wild Fl. Calif.: p. 33 (1906) [M.W. Buck]
1830202 803562 Plagiobothrys tenellus (C. Meyer ex Ledeb.) A. Gray [0]
H.G.A. Engler, Pflanzenr., vol. 252 [Heft 97], (Borraginaceae - Borraginoideae - Cryptantheae): p. 6, fig. 1 G (1932)
2827555 803521 Plagiobothrys myosotoides (Lehm.) Brand [116 612829 Lithospermum myosotoides Lehm.]
H. Ruiz, J. Pavón, Draw. Roy. Bot. Exped. Viceroy. Peru: t. 244 [114], fig. b (1777) [I. Galvez]
1383735 803521 Plagiobothrys myosotoides (Lehm.) Brand [116 612829 Lithospermum myosotoides Lehm.]
H. Ruíz López, J.A. Pavon, Fl. Peruv., vol. 1 (Plates 1-152): p. 4, t. 114, fig. b (1798) [I. Galvez]
1873715 803521 Plagiobothrys myosotoides (Lehm.) Brand [116 612829 Lithospermum myosotoides Lehm.]
H. Ruíz López, J.A. Pavon, Fl. Peruv., vol. 1(coloured version): (Plates 1-152): p. 4, t. 114, fig. b (1798)
2578586 803546 Plagiobothrys rufescens Fischer & C. Meyer
Memorie Accad. Sci. Torino, vol. 38 : t. 41-42, fig. 1 (1835)
1821056 960941 Sonnea hispida Greene
H.G.A. Engler, Pflanzenr., vol. 252 [Heft 97], (Borraginaceae - Borraginoideae - Cryptantheae): p. 112, fig. 11 (1932)
