50 



BOTANICAL GAZETTE. 



on a long peduncle, oblong, dense. Flowers nearly 1 inch long, blue-])urple. Pod 2- 

 celled, curved, grooved at each suture. 

 A. bimdciiti/s, Gray. 

 ^■1. Nuttallianus, DC. 

 A. glnreosus, Dougl. 



A. RECTic.\RPi>, (m. )<]).) Under ihe section Ho.m.\lobi. Cinereous with minute 

 appressed hairs. tStenis assurgent or erect 1 foot, slender, simple. Leaves subsessile, 

 leaflets 7-9, mostly alternate, oblong-spatulute, apiculate, edges revolute. Peduncle 

 longer than the leaves, spicate, 5-20-flowered. Stii)ules subulate. Calyx segments sub- 

 ulate-filiform, ^/mvV-c /o/z^fr ^/ir;« fAe i^«^r. Corolla 4 lines long, purplish, vex. as long 

 as the keel. Pod straight, sessile, detlexed, linear-prismatic, 1-celled, II4 inch long, 

 8-10-seeded. 



Oxytropii: Linnherti, Pursli. 

 Psoritlea diyituta, Nult. 

 P. linen I'ifiAia, T. & G. 

 Hoffmauxeggid Jdt/usii, Torr. 

 uuder the burden of its names. 

 Glycyrrhiza lepiduta, Nutt. 

 Mimosa frngrans. Gray. 

 Acdcid hirtii, Nutt. 

 (Enothrni pviiKitifdu, Nutt 

 (E. MissuKricniiis. Sims. 

 Apium (Leptocaulis) patens, (Nutt.) Wood. 



Townseiidid WUcoxiaua, Wood. (Bulletin Torr. Bot. Club, Vol. G, ji. U!;?.) Dill'ers 

 from T. aencen, Hook., in having the pappus of the ray and the disk e(£ually long and 

 copious, also the teeth of the tubular florets colored brown. 



Chrysopsig cillosa, Nutt. ISeiieciu Riddellli, T. & G. 



Zinnia gr<( lid iflora, Nutt. Actinella ((caHli.s, Nutt. 



Riddellia tagi'titia,l^v\U. Gri/idelia nquitrrom, Dunai. 



G. NUDA, (n. up.). Glabrous, corymbously branched. Leaves sessile, oval, ox ale or 

 oblong, the upper lanceolate, all evenly glandular serrate. Heads discoid, involucre 

 s(|uarrous, pappus of 4 (rarely or 5) stiti" white bristles as long as the floret. 



Helenium tfn.nifoliti/ii, Nutt. — but the lower leaves are often pinnately divided. 



P. ruspidata, Pursh. 

 P. hypogaea, Nutt 



Plant beset all over with black tlots, and groaning 



(E. Ilartwcgii, Benth. 

 ffi". caespitom, Nutt. 

 SteuuHiphon virgatm, ypach . 

 Mrntzelia nuda, T. & G. 



Gaillardia lanceolata, Michx. 

 G. pulchella, Foug. 

 Flarerla linearis, Lagasca. 

 Arteinisi<i Jilifolia, Torr. 

 Ilynienopappus tenuifolius, Pursh. 

 H. lutens, Nutt. 



Bicha'tophora rampcstris. Gray. 

 Tara.vaciim palnstris, DC. 

 Mimulus lutetis, Linn. 

 Salvia Pifrheri, Torr. 

 Heliotropiaai convolvulaceum, Gray. 

 Eritrichima Jamesii, Torr. 



Colloinia longifinra. Gray. 

 Gilia pinnatifda, Nutt. 

 Convolvulus lobafds, Eng. cV Gr. 

 Tpoinaea leptapliyUa, Torr. 

 Physalis lohatns. Torr. 

 Wit/ant ill Cdnin.opus, Torr. 

 Eustoma lia-sscliaaum Nutt. 

 Acerates deciunbeas, Den. 

 Obione argentea, Moq. 

 Ceoton Te.vensis, Muller. 

 Carex niarcida, Boott. 

 Spiranthes Romanzoriana, Cham. 



Poa Michauxii, Kunth. A I'emarkable grass. The spikelets when mature are 

 cream-white, al)out 12-flowered, near 1 inch long, all in a short dense panicle. 



Elyium Canadensis, var. minimus,' (Wood.) Plants 2-4 inches high, the spike 5-10 

 lines long, concealed more or less in the sheath of the upper leaf Spikelets and flow- 

 ers small in proportion. 



Buchloe dartyloides Eng. A dioecious grass, remarkable for the dissimilarity of 

 the sterile and fertile plants. — A. Wood. 



