The Manual of the Botany of the Northern United States - BestLightNovel.com
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Ovary sessile. SAXIFRAGACEae, 168
Ovary 2--several-celled.
Flowers irregular.
Anthers opening at the top,
Six or eight and 1-celled; ovary 2-celled, 2-ovuled.
POLYGALACEae, 120
Ten and 2-celled; ovary 5-celled.
Rhododendron, in ERICACEae, 286
Anthers opening lengthwise.
Stamens 12 and petals 6 on the throat of a tubular inflated or gibbous calyx. Cuphea, in LYTHRACEae, 186
Stamens 5--8 or 10, and petals hypogynous, or nearly so.
Ovary 3-celled. SAPINDACEae, 115
Ovary 5-celled. Impatiens, &c., in GERANIACEae, 105
Flowers regular or nearly so.
Stamens neither just as many nor twice as many as the petals,
Triadelphous; petals 5. HYPERICACEae, 92
Tetradynamous (or rarely only 2 or 4); petals 4; pungent herbs. CRUCIFERae, 61
Distinct and fewer than the 4 petals. OLEACEae, 335
Distinct and more numerous than the petals. SAPINDACEae, 115
Stamens just as many or twice as many as the petals.
Ovules and seeds only 1 or 2 in each cell.
Herbs; flowers moncious or dicious. EUPHORBIACEae, 451
Herbs; flowers perfect and symmetrical.
Cells of the ovary as many as the sepals, &c.
GERANIACEae, 102
Cells of the (divided) ovary twice as many as the styles, sepals, &c. LINACEae, 101
Shrubs or trees.
Leaves 3-foliolate, pellucid-punctate.
Ptelea, in RUTACEae, 107
Leaves palmately veined and fruit 2-winged, or pinnate and fruit a berry. SAPINDACEae, 115
Leaves pinnately veined, simple, not punctate.
Calyx not minute; pod colored, dehiscent; seeds enclosed in a pulpy aril. CELASTRACEae, 109
Calyx minute; fruit a berry-like drupe. ILICINEae, 107
Ovules (and usually seeds) several or many in each cell.
Stipules between the opposite and simple leaves.
ELATINACEae, 91
Stipules between the opposite and compound leaves (but they are caducous). Staphylea, in SAPINDACEae, 118
Stipules none when the leaves are opposite.
Stamens 5, monadelphous in a 10-toothed tube or cup; leaves simple, all radical. Galax, in DIAPENSIACEae, 326
Stamens 10, monadelphous at the base. Leaflets 3, inversely heart-shaped. Oxalis, in GERANIACEae, 105
Stamens distinct, free from the calyx.
Style 1, undivided. ERICACEae, 303
Styles 2--5, separate. CARYOPHYLLACEae, 82
Stamens distinct, inserted on the calyx.
Styles 2 (or 3), or splitting into 2 in fruit.
SAXIFRAGACEae, 168
Style 1; pod in the calyx, 1-celled. LYTHRACEae, 184
[2.] _Calyx-tube adherent to the ovary, at least to its lower half._
Tendril-bearing and often succulent herbs. CUCURBITACEae, 194
Not tendril-bearing.
Ovules and seeds more than one in each cell.
Ovary 1-celled, many-ovuled from the base. PORTULACACEae, 90
Ovary 1-celled, with 2 or 3 parietal placentae. SAXIFRAGACEae, 168
