CLASS XIX. ORDER III. 
339 
Neot’ tia. Corol ringent : the 2 lower petals placed beneath the lip which 
is beardless ; interior petals converging' ; style wingless ; pollen farinaceous. 
7. 21— & 
C. Anther inserted , terminal , not caducous ; masses of 'pollen farinaceous or 
angular. 
Pogo'nia. Petals 5, distinct, without glands : lip sessile, cowled, crested- 
internally ; pollen farinaceous. 7. 21 — (snake-mouth.) S. 
Cymb!d"iitm. Petals 5, distinct : lip behind, (or inverted,) unguiculate : 
the lamina bearded : style free : pollen angular. 7. 21 — (grass-pink.) S. 
Arethu'sa. Petals 5, connate at the base : lip below, growing to the style, 
cowled above, crested within : pollen angular. 7. 21 — (arethusa.) *. 
Order 2. Diandria. 
Cypripe'dium. Calyx coloured, 4-leavcd, spreading ; corolla 0, (by some 
the calyx is called a corolla ;) nectary large, hollow, inflated ; style with a ter- 
minal lobe, and petal-like appendage on the upper side. 7. 21 — (ladies! slip- 
per.) & 
Order 5. Pcntandria. 
Plants b earing seeds in follicles ; and pollen In masses, called pollinia. 
Ascle'pias. Petal 5, reflexed ; nectaries 5, concave, erect, containing lit- 
tle horns ; each stamen with a pair of pendulous masses of pollen, suspended 
from the top of the stigma ; follicles smooth. 30. 47 — (milk-weed, silk- 
weed.) S. 
Apoc yncm. Corolla bell-form ; stamens with converging anthers, proceed- 
ing from the middle of the stigma and alternating with 5 nectaries ; stigma 
thick, almost sessile ; follicles in pairs, long-linear. 30. 47 — (dogbane, Indian 
hemp.) S. 
Order 6. Hexandria. 
Aristolo’chia. Calyx 0: corolla superior, 1-petalled, ligulate, inflated at 
the base : capsule 6-celled, many-seeded. 11. 23 — (birthwort.) £>. 
Order Polyandria. 
As"arum. Calyx subcampanulate, 3 — 4 cleft : corol 0 : anthers adnate to 
the middle of the filaments ; capsule inferior, 6-cellcd, crowned with the calyx. 
11. 23 — (wild ginger.) S'. 
CLASS XIX. MONCECIA. 
Order 3. Tfiandriu. 
Typha. Ament cylindric, dense-flowered. Staminate flowers — calyx obso- 
lete, 3-leaved : corolla 0 : stamens 3 together, on a chaffy or hairy receptacle, 
united below into one. Pistillate flowers — below the staminate : calyx 0 : co- 
rolla 0 ; seed 1, pedicelled ; the pedicels surrounded at the base with long hairs 
resembling egret. 3. 8 — (cat-tail, or reed mace.) S. 
Cauex. Aments imbricate, (usually in cylindric spikes.) Staminate flow- 
ers — calyx-scales single ; corolla 0. Pistillate flowers — calyx scale single ; 
corolla inflated, monopetalous, 2-toothed at the apex ; stigmas 2 or 3 ; nut 3- 
sided, enclosed in the inflated, permanent corolla, which becomes an utriculus- 
like permanent aril. Sometimes dioecious. 3. 9 — (sedge.) S. 
Compto'nia. Staminate flowers — ament cylindric, with calyx-scales 1- 
flowered ; corolla 2-petalled or none ; filaments 2-forked. Pistillate flowers — 
spike or ament ovate ; corolla fi-petalled, (the corolla may be called a calyx ;) 
6tyles 2 ; nut oval, 1-celled. 50. 99 — (sweet fern.) S. 
Exotic. 
Coix. Staminate flowers — in remote spikes ; calyx-glume 2-flowered, awn- 
less : corolla-glume awnless. Pistillate flowers — calyx-glume 2-flowercd : co- 
rolla-glume awnless : style 2-parted : seed covered with the bone-like calyx. 
4. 10 — (job’s tear.) 
