PRIMULACE^. (rRIMROSE FAMILY.) 313 



scapes bmnchcd into panicles. (SrariKij, an ancient name given to this or somo 

 other herb, on account of its astringency.) 



1. S. Lim6nium, Ij. Leaves oblong, spntuiate, or obovatelanceolatc, l- 

 riblicd, tipiied with a deciduous bristly point, ])etioled; scape inueh-hnmehed, 

 corynibose-panicled (l°-a° high); spikelets I - 3-llo\vered ; caly.x-tuhe hairy on 

 the angles, the lobes ovate-triangular, with as many teeth in the sinuses. — 

 Root thick and woody, very astringent. Flowers lavender-color, (lai.) 



Var. Caroliui^na (S. Caroliniana, Walt., &.C.), the plant of the Northcra 

 States, has a hollow scape, more erect branches, at length scattered Howers, and 

 sharper caly.\-lobcs. — Salt marshes along the coast, extending northward ( whero 

 it passes into S. Bahusiensis, Fries). Aug., Sept. (Eu.) 



Order G4. PRII?IUL.ACE.E. (Primrose Family.) 



Herbs, u-ith sunple leaees, and regular pei-fect Jloivers, the stamens as many 

 as the lubes of the monapelalous (rarely polyjietalous) corolla and inserted 

 opposite them, a l-celled ovary with a central free placenta rising from the 

 base, bearing several or many seeds. — Calyx free from the ovary, or in 

 Sainolus partly coherent. (Corolla none in Glaux.) Stamens 4 or 5, 

 rarely 6 or 8. Style and .stigma one. Seeds with a small embryo in fleshy- 

 albumen, ampbitropous and fixed by the middle, except in Tribe 4. 

 Tribe I. PRIMULEiE. Pod free from the calyx, opening by valves or teeth. 

 * Stemless : leaves all in a cluster from the root. 



1. Primula. Corolla funnel-form or salver-shaped, open at the throat. Stamens included. 



2. Aiidrosnce. Corolla short, very small, constricted at the throat. Stamens included. 



3. Dodecathcoii. Corolla reflexcd, 5-parted. Stamens exserted : filaments united. 



* • Stems leafy : corolla wheel-shaped (or in Glaux none). 



4. Trientalis. Corolla mostly '-parted. Stem leafy only at the summit. 



5. I^ysimncliia. Corolla 5 6-parted or 5-6-i)etalled. Stems leafy throughout, 



6. Glaiix. Corolla none : the calyx petal-like. 



Tribe II. ANAGALLIDE^. Pod circumcissile. Otherwise as in Tribe L 



7. AiiR{;alIia. Corolla lonper than the calyx, 5-parted. Leaves opposite. 



8. Cciitiiiiculus. Corolla shorter thau the calyx, 4- deleft. Leaves alternate. 

 Tribe III. SA MOIjF.JE. Poil partly adherent to the caly^c, opening by valves. 



9. ^amolus. Corolla tiell-shaped and with 5 sterile filaments in the sinuses. 



Tribe IV. IiOTTOiVIE.E. Pod as in Tribe L Seeds fixed by the base, anatropous. 

 (0. Ilottoiiia. Corolla salvcr-shiiped. Immersed leaves pcctinately dissected. 



1. PRIMULA, L. rniMROSE. Cowslip. 



Calyx tubular, angled, ."i-cleft. Corolla salver-shaped, enlarging above the 

 Insertion of the stamens; the 5 lohcs often notched or inversely hciirt-shaiK-d. 

 Stamens .5, included. Tod many-seeded, sjilitting at the top into !i valves or 10 

 teeth. — Low perennial lierhs, producing a tuft of veiny leaves at the root, and 

 simple scapes, bearing the flowers in an umlwl. (Name a diminutive of /wimus, 

 from the flowerinir of the true Primrose in early s])rifig.) 



1. P. farin6sa, L. (limn's-KVK Pkimhose.) Leaves elliptical or obo- 

 vatc-lan<xolatc, llie lower surface and the 3-20-flowered involucre, <Jx. covered with 

 G M-U 



