. An illustrated flora of the northern United States, Canada and the British possessions, from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian. Botany; Botany. 148 CRUCIFERAE. Vol. II. Pods very broad and flat. Flowers yellow ; pods finely veined. Flowers purple ; pods reticulate-veined. 37. Selenia. 38. Lunaria. B. Cotyledons conduplicate TION (BrASSICEAE). POD (SILIQUE) elongated, beaked ; WEEDS OF CULTIVA- Silique dehiscent. Beak of the silique stout, flat or angled. Valves 3-nerved. Valves with i strong nerve. Bea
. An illustrated flora of the northern United States, Canada and the British possessions, from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian. Botany; Botany. 148 CRUCIFERAE. Vol. II. Pods very broad and flat. Flowers yellow ; pods finely veined. Flowers purple ; pods reticulate-veined. 37. Selenia. 38. Lunaria. B. Cotyledons conduplicate TION (BrASSICEAE). POD (SILIQUE) elongated, beaked ; WEEDS OF CULTIVA- Silique dehiscent. Beak of the silique stout, flat or angled. Valves 3-nerved. Valves with i strong nerve. Beak of the silique conic, often short. Silique terete ; seeds in i row in each cell. Silique flattened ; seeds in 2 rows in each cell. Silique indehiscent. 39- 40. 41. 42. 43- Sinapis. Eruca, Brassica. Diplotaxis. Raphanus. 2. Pod transversely 2-jointed; fleshy, seaside herbs (Cakileae). 44. Cakile. I. DRABA [Dill.] L. Sp. PI. 642. 1753. Low tufted mostly stellate-pubescent herbs, with scapose or leafy stems, simple leaves, and mainly racemose flowers. Silicles elliptic, oblong or linear, flat, few to many-seeded, glabrous or pubescent. Stigma nearly entire. Seeds wingless, arranged in 2 rows in each cell of the pod, numerous; valves dehiscent, nerveless; cotyledons accumbent. [Greek name for some plant of this family.] Species about 175, mainly natives of the north temperate and arctic regions, a few in southern South America. Besides the following, some 30 others are natives of western North America. Type species : Draba vcrna L. Flowers white. Petals deeply 2-cleft. Petals entire, toothed, or emarginate. Flowering stems scapose, leafy only below. Plants annual, not arctic. Leaves entire, obovate or oblong. Leaves dentate, cuneate. Low arctic perennials. Leaves stellate-canescent. Leaves pilose-ciliate or glabrous. Flowering stems leafy throughout up to the inflorescence. Leaves remotely low-dentate or entire. Basal leaves loosely pubescent, ciliate. Basal leaves densely stella
Size: 1345px × 1858px
Photo credit: © The Book Worm / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1913
