* Petals five.
** Petals none.
(48) Chrysosplenium - ovary adherent to near the top, bearing a one-celled capsule.
(51) Montia - flowers minute, the five petals slightly united, split open in front.
(52) Ribes - fruit a berry filled with juicy pulp, in which the seeds are suspended by long stalks.
(53) Arctostaphylos - calyx and corolla inferior; ovary fivecelled, with one ovule in each cell, becoming a globular berry.
(54) Vaccinium - calyx-tube adherent to the ovary; corolla superior; ovary five-celled, with several ovules in each cell, becoming a globular berry.
(55) Adoxa - calyx two- or three-toothed; corolla with short tube and four or five spreading divisions; fruit a berry.
(56) Asperula - corolla-tube as long or longer than the lobes; calyx blended with the ovary without a visible border.
(57) Valerianella - fruit crowned by a small cup-shaped or toothed border.
* Disk florets tubular and perfect (i. e. both staminate and pistillate), those of the ray ligulate or filiform and either 'pistillate or neuter.
† Pappus none; (heads rayed.)
(58) Bellis - ray-florets ligulate, conspicuous; involucral scales nearly equal in length; achenes compressed.
†† Pappus pilose; (heads discoid.)
(59) Senecio - involucre cylindrical or conical, of one row of equal scales, with several small ones at the base; achenes terete,
††† Pappus (of disk-florets) pilose; (heads rayed.) § Florets of the ray with pilose pappus.
(60) Tussilago - ray-florets in many rows; involucres nearly simple; achenes terete.
§§ Florets of the ray without a pappus.
(61) Doronicum - scales of the involucre of two or three rows, nearly equal; achenes terete.
** Florets all perfect (i.e. both staminate and pistillate) and ligulate.
(62) Leontodon - pappus pilose, filiform, soft, deciduous, beak long; involucre of fruit reflexed.
(63) Primula - leaves all radical; flowers solitary or umbellate, on radical peduncles; ovary superior.