Rose subfamily - rosoideae focke
Shrub or herb, compound leaves dilute single leaf with stipules; carpel most often from birth, each 1-2 drape or erect ovule; ovary superior, dilute lower; was achenes, dilute drupelet mature fruit, the students in the receptacle or swelling in the fleshy receptacle. Chromosome number x = 7,8 or 9.
A total of 35 genera of the subfamily, my homemade 21 genera.
The subfamily many plants of economic value, such as agrimony genus Potentilla Burnet genus and species, some species are important medicinal herbs, such as strawberries genus Rubus and Rosa, some species are important fruits such as Rosa , Kerria genus, woody genus Potentilla is a common ornamental plants.
Rose subfamily belong retrieval table
1. Achenes or small stone, the students in the flat or raised receptacle.
2. Stipules and petioles not even close; pistil 4-15, born in Torquay flat or slightly concave floral department.
3. Deciduous shrubs; single leaf; spend big, solitary.
4. Leaves alternate; spend no epicalyx, yellow, 5; pistil 5-8, each containing ovule 1 .....................
............................................................ 25. Kerria genus kerria dc.
4. Leaves opposite; epicalyx flower, white, 4; pistil 4, each containing ovules 2 ........................
.......................................... 26. Chicken hemp is rhodotypos sieb. et zucc
3. Leaves pinnate or palmate or pinnate split;; spend a few more small, clustered into a cone-shaped perennial herb apical
Or corymbs; pistil 5-15, each containing ovules 2 ................................................
................................................... 27. Mosquito genus filipendula adans.
2. Stipules often with petioles Link; pistil few pieces to the majority, born on spherical or conical receptacle.
5. Small stone aggregate fruit aggregate into each other, each carpel containing ovules 2; stems often prickly, thin unarmed ............
.................................................................. 28. Rubus rubus l.
5. Achenes separated from each other; each carpel ovule 1.
6. Style terminal or subterminal, the fruit of prolonged, often barbed hook hairs or feathers
7. Style persistent in fruit.
8. Dwarf shrubs; single leaves entire or lobed; sepals and petals each 8-9 ..............................
............................................................... 29. Dryas is dryas l.
8. Perennial herbs; sepals and petals each 5.
9. The upper part of the relevant section of styles, mature in joints off the top part bent persistent ............
.................................................................. Roadside Green is geum l.
9. No joint upper upright style, nor fall when ripe.
10. Basal leaves pinnate, leaflets multiple pairs; Flowers bisexual, yellow, style is not extended or slightly
Extend .................................... 1. Senecio genus acomastylis greene
10. Basal leaves as a single leaf; Flowers polygamous monoecious or dioecious, white, style significantly extend .........
....................................... 2. Taihang genus taihangia yu et li
7. Style litter.
11. Dwarf herbs; basal leaves pinnate, a majority of small leaves; pistil majority, stamens persistent
................................................... 33. Tailless fruit is coluria r. br.
11. Creeping herb; Basal leaves are 3-5 or 3-5 leaflets parted; 2-6 pistils, stamens off ......
.......................................... 34. Lin Shi genus waldsteinia willd.
6. Style lateral or basal or subterminal, not extended or slightly longer in fruit.
12. Tori dried when ripe; herbs or shrubs; leaf stem or basal, leaflets 3 to the majority.
13. Stamens pistil are the majority, there epicalyx; Basal leaves palmate or pinnate.
14. Petals yellow or white, apex obtuse or emarginate, longer than sepals, or nearly as long ...............
................................................ 35. Potentilla is potentilla l.
14. Petals purple or white, apex acuminate, shorter than the sepals ....................................
................................................ 36. Potentilla marsh is comarum l.
13. 4-5 stamens, pistils 4-20.
15. Stamens alternate with petals; pistil 5-20; Basal leaves palmate or pinnate; Deputy
Calyx ................................................ 37. Raspberry genus sibbaldia l.
15. Stamens and petals; pistil 4-10; lobular three bifida, cleft deep fine to repeat the fine crack; without side
Calyx ....................................... 38. To Rosa chamaerhodos bge.
12. Torus becomes swollen or fleshy at maturity; herbs; Leaves basal, leaflets 3 dilute 5.
16. Flowers white, epicalyx smaller than the sepals ........................ 39. Fragaria fragaria l.
16. Flowers yellow, epicalyx than sepals large ............ 40. Duchesnea is duchesnea j. f. sm.
1. Achenes, born in goblet or urn-shaped receptacle inside.
17. Pistil majority; when ripe fleshy receptacle and have color; pinnate leaves a very thin single; shrubs, branches often have thorns
..................................................................... 41. Rosa rosa l.
17. Pistil 1-4; When Tori mature dried hard.
18. Spend three base has epicalyx 3; stamens and petals 3; style Basal; small shrubs, persistent leaves
Handle a spiny .......................................... 42. POTANINIA potaninia maxim.
18. Flowers for 5 base, dilute 4 base; spend dilute apical basal Zhu; perennial herb.
19. Petals yellow.
20. Barbed hook under the calyx; stamens 5-15 ............... 43. Agrimony is agrimonia l.
20. Calyx not hooked spines, but there epicalyx; stamens 35-40 ....................................
............................................. 44. Horseshoe yellow metal spenceria trim.
19. Petals none.
21. Pinnate compound leaves; sepals imbricate, no epicalyx; stamens 4-15; style terminal; spend two
Sex, thin section single-sex hermaphrodite, often spike volts or capitulum ........................
................................................ 45. Burnet is sanguisorba l.
21. Palmate division multiple single leaf; sepals valvate, there epicalyx; stamens 1-5; style basal
Or near basal; Flowers bisexual, often into corymbose cymes .................................
............................................. 46. Collard genus alchemilla l. |
rose