|
Corolla limb 3–8 mm in diameter ................................................................................................................................................. Cryptantha muricata var. muricata
Corolla limb 1–3.5 mm in diameter
Stem with an obvious central axis and many densely-flowered branches; nutlets muricate, 1.1–1.3(1.9) mm long ..... Cryptantha muricata var. jonesii
Stem loosely and sparsely branched, without an obvious central axis; nutlets tuberculate, 1.8–2 mm long .......... Cryptantha muricata var. denticulata
|