Page:Books from the Biodiversity Heritage Library (IA synopsisofbritis00hobk).pdf/174

 ovate elliptical, curved, more or less pendulous; lid conical, shortly beaked.

Shady banks and rocks, usually barren.

var. ''β. collinum.'' "st. erect tufted; l. sub-secund."

482. Dill. St. longer, about 1 inch, decumbent branched; l. sub-complanate, sometimes sub-secund, ovate-lanceolate, not acuminate, entire, distinctly two-nerved nearly half-way; caps. cylindrical, curved, inclined, or horizontal; lid long, shortly beaked.

Roots of trees in woods, &c.

483. Dill. St. and br. procumbent, 2in. or more; l. complanate, ovate, acute, not acuminate, entire, undulate, faintly two-nerved, whitish green; caps. cylindrical, tapering at base, cernuous or horizontal, striate when dry, lid with a short beak.

Woods and moist places.

Sub-genus XI. Plants small prostrate, sparingly branched; l. soft, generally opaque, simply nerved, rarely nerveless; areolæ hexagono-rhomboidal parenchymatous, or tubular prosenchymatous; caps. sub-erect or incurvo-cernuous, oval and sub-arcuate cylindrical, opaque, on a smooth seta; lid large, tumidly conical, obtuse; internal perist. generally integrate, cilia more or less perfect, rarely none.

1. L. opaque, areolæ all parenchymatous.

a. Dioicous.

484. Bruch. St. short, slender, with few branches; l. distant narrowly ovate