. Class-book of botany [microform] : being outlines of the structures, physiology, and classification of plants : with a flora of the United States and Canada. Botany; Botany; Plants; Plants; Botanique; Botanique; Plantes; Botanique. Okder 129.—CYC adages 665 Order CXXIX. CYCADACE^>. Cycades. of low stature, simple trunks with *^he nitomoJes undeveloped and the sur- face scarred with the fallen leaves which were pinnate, parallel-veined, circinate. Floivers dioecious, in cones, $ anther covering the under sur'ace of the conuectivu 9 Scalts peltate, scale-like or leaf-Uke. bearing nak
. Class-book of botany [microform] : being outlines of the structures, physiology, and classification of plants : with a flora of the United States and Canada. Botany; Botany; Plants; Plants; Botanique; Botanique; Plantes; Botanique. Okder 129.—CYC adages 665 Order CXXIX. CYCADACE^>. Cycades. of low stature, simple trunks with *^he nitomoJes undeveloped and the sur- face scarred with the fallen leaves which were pinnate, parallel-veined, circinate. Floivers dioecious, in cones, $ anther covering the under sur'ace of the conuectivu 9 Scalts peltate, scale-like or leaf-Uke. bearing naked ovules dorsal or marginal. Genera 7. upei-iej^ 46, chiefly *fop'?al- Tho Cycades form tlie connocting link between the E»o(.'ens iinil the Oryptogauiia. CYXAS revoluta, a palm-liko plant, representing tliis order endures the winters of the far South, and is frequent in the greenliouses of the North. Its long, pinnate leaves are all clustered at the summit of the short, abrupt trunk which is tesselated all over with FIG. 09«.—1. Branch of Thuja occidentalis, with strobiles. 2. A magnified branchlet with a zone of iiitiiuiinato flowers. 3. A carpellary scale with the two winged seeds. 4. A vertical tranverso section of one of tho seeds, showing the embryo, Ac. 6. The imiiiaturo, erect ovules. 6. One of the ovules enlarged, showing the micropyle at top. 7. Branch of Abies Americann. 8. Scale, with the bract 9. Scale with immature ovules. 10. Scale with ripe seeds. 11. A pair of leaves of Pinus resinosa. 12. Anther of Pintis sylvestris. 13. Scale of the cone, with th« ovules turned downward. 14, Staminate scale of Cupressus, with pollen. 16. Fertile scale, with many erect ovules. mm. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Wood, Alphonso, 1810-1881. New York; Cincinnati : American
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Photo credit: © Library Book Collection / Alamy / Afripics
License: Licensed
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Keywords: ., bookcentury1800, bookdecade, booksubjectbotany, booksubjectplants
