Phlomis megalantha
Diels
Bot. Jahrb. Syst. 36, Beibl. 82: 95. 1905.
Taproots woody, with
numerous, rigid, woody lateral roots. Stems 15-45 cm tall,
sparsely retrorse minute hispid. Petiole 1.5-10 cm; stem
leaf blades circular-ovate to ovate-oblong, 5-17.5 ×
4.2-11 cm, adaxially corrugate, appressed ciliolate, abaxially
pilose on veins, base cordate to subtruncate, margin deeply
crenate, apex acute or obtuse, rarely acuminate. Verticillasters
I or 2, few to many flowered, sometimes ± approximate;
floral leaves longer than verticillasters; bracts linear-subulate,
(6-)l0-15(-20) × 2(-4) mm, densely ciliate. Calyx
tubular-campanulate, 1.8-2.8 × ca. 8 mm, veins pilose
outside; teeth double toothed at margin, puberulent, apex
emarginate, tufted-pilose inside, spines ca. 2 mm. Corolla
yellowish to white, 3.7-5 cm; tube apex pubescent, basally
glabrous outside, without hairy annulus inside; upper lip
1.2-1.4 cm, base truncate, margin denticulate, densely pubescent
outside, bearded inside; lower lip ca. 1.7 × 1.3 cm,
pubescent outside; middle lobe circularovate, ca. 9 x 7
mm, margin irregularly undulate; lateral lobes triangular.
Filaments long hairy, without basal appendages. Nutlets
glabrous.
Fl. Jun-Jul. ft. Aug-Nov.
Abies forests, thickets, grassy slopes; 2400-4200 m. Hubei,
Shaanxi, Shanxi, Sichuan.
