3. P. Furbíshiæ, Watson. Tall (2–3° high) pubescent or glabrate; leaves lanceolate, pinnately parted and the short oblong divisions pinnatifid-incised, or the upper simply pinnatifid and the lobes serrate; bracts ovate, laciniate-dentate; calyx-lobes 5, rather unequal, linear-lanceolate, entire or toothed; upper lip of corolla straight and beakless, the truncate apex bicuspidate, the lower erect, truncately 3-lobed; capsule broadly ovate.—Banks of the St. John's, Aroostook Co., Maine (Miss Kate Furbish), and adjacent N. Brunswick.
27. MELAMPỲRUM, Tourn. Cow-Wheat.
Calyx bell-shaped, 4-cleft; the taper lobes sharp-pointed. Tube of corolla cylindrical, enlarging above; upper lip arched, compressed, straight in front; the lower erect-spreading, biconvex, 3-lobed at the apex. Stamens 4, under the upper lip; anthers approximate, oblong, nearly vertical, hairy; the equal cells minutely pointed at base. Ovary with 2 ovules in each cell. Capsule flattened, oblique, 1–4-seeded.—Erect branching annuals, with opposite leaves, the lower entire, the upper mostly toothed at base. Flowers solitary in the upper axils. (Name from μέλας, black, and πυρός, wheat; from the color of the seeds of some species as they appear mixed with grain.)
1. M. Americànum, Michx. Leaves lanceolate, short-petioled, the floral ones like the lower, or truncate at base and beset with a few bristly teeth; calyx-teeth linear-awl-shaped, not half the length of the slender tube of the pale greenish-yellow corolla (5´´ long).—Open woods; common, from the Atlantic to Minn. and Iowa, especially eastward. June–Sept.
Order 76. OROBANCHÀCEÆ. (Broom-rape Family.)
Herbs destitute of green foliage (root-parasites), monopetalous, didynamous, the ovary one-celled with 2 or 4 parietal placentæ; pod very many-seeded; seeds minute, with albumen and a very minute embryo.—Calyx persistent, 4–5-toothed or parted. Corolla tubular, more or less 2-lipped, ringent, persistent and withering; upper lip entire or 2-lobed, the lower 3-lobed. Stamens 4, didynamous, inserted on the tube of the corolla; anthers 2-celled, persistent. Ovary free, ovoid, pointed with a long style; stigma large. Capsule 1-celled, 2-valved; each valve bearing on its face one placenta or a pair. Seeds very numerous, minute.—Low, thick or fleshy herbs, bearing scales in place of leaves, lurid yellowish or brownish throughout. Flowers solitary or spiked.
[*] Flowers of two sorts, scattered along slender panicled branches.
1. Epiphegus. Upper flowers sterile, with a tubular corolla; the lower fertile, with the corolla minute and not expanding. Bracts inconspicuous.
[*][*] Flowers all alike and perfect; sterns mostly simple.
2. Conopholis. Flowers, densely spicate. Calyx deeply cleft in front. Corolla 2-lipped Stamens exserted.